id string | title string | authors list | abstract string | doi string | published_date string | updated_date string | categories string | license string | pdf_url string | views_count int64 | read_count int64 | citation_count int64 | keywords list | text_paper large_string | text_si string | source string | pdf_extractor string | images list | structured_synthesis dict | performance_vs_temperature_plot bool |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1203.6099 | Graphene-Graphite Quilts for Thermal Management of High-Power GaN
Transistors | [
"Yan Zhong ",
"Liu Guanxiong ",
"Khan Javed M. ",
"Balandin Alexander A. "
] | Self-heating is a severe problem for high-power GaN electronic and
optoelectronic devices. Various thermal management solutions, e.g. flip-chip
bonding or composite substrates have been attempted. However, temperature rise
still limits applications of the nitride-based technology. Here we demonstrate
that thermal man... | 10.1038/ncomms1828 | 2012 | 2015-06-04 00:00:00 | Nanomaterials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1203.6099v1 | null | null | null | null | # **Graphene-Graphite** *Quilts* **for Thermal Management of High-Power GaN Transistors**
#### **Zhong Yan, Guanxiong Liu, Javed M. Khanx and Alexander A. Balandin\***
Nano-Device Laboratory, Department of Electrical Engineering and Materials Science and Engineering Program, University of California, Riverside, Calif... | arxiv | other | null | null | true | |
1203.6411 | Fermi level tuning and a large activation gap achieved in the
topological insulator Bi_{2}Te_{2}Se by Sn doping | [
"Ren Zhi ",
"Taskin A. A. ",
"Sasaki Satoshi ",
"Segawa Kouji ",
"Ando Yoichi "
] | We report the effect of Sn doping on the transport properties of the
topological insulator Bi_{2}Te_{2}Se studied in a series of
Bi_{2-x}Sn_{x}Te_{2}Se crystals with 0 \leq x \leq 0.02. The undoped
stoichiometric compound (x = 0) shows an n-type metallic behavior with its
Fermi level pinned to the conduction band. In... | 10.1103/PhysRevB.85.155301 | 2012 | 2015-06-04 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1203.6411v1 | null | null | null | null | # Fermi level tuning and a large activation gap achieved in the topological insulator Bi2Te2Se by Sn doping
Zhi Ren, A. A. Taskin, Satoshi Sasaki, Kouji Segawa, and Yoichi Ando[∗](#page-4-0)
Institute of Scientific and Industrial Research, Osaka University, Ibaraki, Osaka 567-0047, Japan
(Dated: March 30, 2012)
We ... | arxiv | other | null | null | true | |
1204.1959 | Reversible switching of room temperature ferromagnetism in CeO2-Co
nanoparticles | [
"Sacanell J. ",
"Paulin M. A. ",
"Ferrari V. ",
"Garbarino G. ",
"Leyva A. G. "
] | We investigated the reversible ferromagnetic (FM) behavior of pure and Co
doped CeO2 nanopowders. The as-sintered samples displayed an increasing
paramagnetic contribution upon Co doping. Room temperature FM is obtained
simply by performing thermal treatments in vacuum at temperatures as low as
500^{\circ}C and it ca... | 10.1063/1.4705045 | 2012 | 2014-08-18 00:00:00 | Nanomaterials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1204.1959v1 | null | null | null | null | ## **Reversible switching of room temperature ferromagnetism in the CeO2- Co nanoparticles**
J. Sacanell1,a,b, M. A. Paulin1,2,b, V. Ferrari<sup>1</sup> , G. Garbarino<sup>3</sup> , A. G. Leyva1,4
*<sup>1</sup>Departamento de Física de la Materia Condensada, Centro Atómico Constituyentes, CNEA, Av. Gral. Paz 1499, Bu... | arxiv | other | null | null | true | |
1204.4237 | Evolution from unconventional spin density wave to superconductivity and
a novel gap-like phase in NaFe1-xCoxAs | [
"Zhou Xiaodong ",
"Cai Peng ",
"Wang Aifeng ",
"Ruan Wei ",
"Ye Cun ",
"Chen Xianhui ",
"You Yizhuang ",
"Weng Zheng-Yu ",
"Wang Yayu "
] | Similar to the cuprate high TC superconductors, the iron pnictide
superconductors also lie in close proximity to a magnetically ordered phase. A
central debate concerning the superconducting mechanism is whether the local
magnetic moments play an indispensable role or the itinerant electron
description is sufficient.... | 10.1103/PhysRevLett.109.037002 | 2012 | 2013-03-13 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1204.4237v1 | null | null | null | null | # Evolution from unconventional spin density wave to superconductivity and a novel gap-like phase in NaFe1-xCoxAs
Xiaodong Zhou1,\* , Peng Cai1,\* , Aifeng Wang<sup>2</sup> , Wei Ruan<sup>1</sup> , Cun Ye<sup>1</sup> , Xianhui Chen<sup>2</sup> , Yizhuang You<sup>3</sup> , Zheng-Yu Weng<sup>3</sup> , and Yayu Wang1,†
... | arxiv | other | null | null | true | |
1204.5934 | Temperature and time scaling of the peak-effect vortex configuration in
FeTe$_{0.7}$Se$_{0.3}$ | [
"Bonura Marco ",
"Giannini Enrico ",
"Viennois Romain ",
"Senatore Carmine "
] | An extensive study of the magnetic properties of FeTe$_{0.7}$Se$_{0.3}$
crystals in the superconducting state is presented. We show that weak
collective pinning, originating from spatial variations of the charge carrier
mean free path ($\delta l$ pinning), rules in this superconductor. Our results
are compatible with... | 10.1103/PhysRevB.85.134532 | 2012 | 2012-05-07 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1204.5934v1 | null | null | null | null | # Temperature and time scaling of the peak-effect vortex configuration in FeTe0.7Se0.<sup>3</sup>
Marco Bonura,1, [∗](#page-9-0) Enrico Giannini,<sup>2</sup> Romain Viennois,2, 3 and Carmine Senatore1, 2
<sup>1</sup>D´epartement de Physique Appliqu´ee - Universit´e de Gen`eve,
rue de l'Ecole de M´edecine 20, 1211 Ge... | arxiv | other | null | null | true | |
1204.6163 | Spin-polarized electric currents in diluted magnetic semiconductor
heterostructures induced by terahertz and microwave radiation | [
"Olbrich P. ",
"Zoth C. ",
"Lutz P. ",
"Drexler C. ",
"Bel'kov V. V. ",
"Terent'ev Ya. V. ",
"Tarasenko S. A. ",
"Semenov A. N. ",
"Ivanov S. V. ",
"Yakovlev D. R. ",
"Wojtowicz T. ",
"Wurstbauer U. ",
"Schuh D. ",
"Ganichev S. D. "
] | We report on the study of spin-polarized electric currents in diluted
magnetic semiconductor (DMS) quantum wells subjected to an in-plane external
magnetic field and illuminated by microwave or terahertz radiation. The effect
is studied in (Cd,Mn)Te/(Cd,Mg)Te quantum wells (QWs) and (In,Ga)As/InAlAs:Mn
QWs belonging ... | 10.1103/PhysRevB.86.085310 | 2012 | 2015-06-04 00:00:00 | Other | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1204.6163v1 | null | null | null | null | # [arXiv:1204.6163v1 \[cond-mat.mes-hall\] 27 Apr 2012](http://arxiv.org/abs/1204.6163v1)
# Spin-polarized electric currents in diluted magnetic semiconductor heterostructures induced by terahertz and microwave radiation
P. Olbrich,<sup>1</sup> C. Zoth,<sup>1</sup> P. Lutz,<sup>1</sup> C. Drexler,<sup>1</sup> V. V. B... | arxiv | other | null | null | true | |
1205.2336 | Nanostructured antimony tin oxide synthesized via chemical precipitation
method: its characterization and application in humidity sensing | [
"Yadav B. C. ",
"Singh Rama ",
"Singh Satyendra ",
"Kumar Ritesh ",
"Srivastava Richa "
] | In present investigation we report the synthesis of antimony tin oxide
nanoparticles via chemical precipitation method. The synthesized material was
characterized using X-ray diffractometer, Scanning Electron Microscope,
UV-visible absorption spectroscopy. XRD shows the crystalline nature of the
synthesized material ... | null | 2012 | 2012-05-11 00:00:00 | Nanomaterials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1205.2336v1 | null | null | null | null | # **Nanostructured antimony tin oxide synthesized via chemical precipitation method: its characterization and application in humidity sensing**
**B.C. Yadav1,2\*, Rama Singh<sup>1</sup> , Satyendra Singh<sup>1</sup> , Ritesh Kumar<sup>1</sup> and Richa Srivastava<sup>1</sup>**
*<sup>1</sup>Nanomaterials and Sensors R... | arxiv | other | null | null | true | |
1205.2707 | Effect of nanostructured zinc oxide additives on the humidity and
temperature sensing properties of cuprous oxide | [
"Yadav B. C. ",
"Yadav A. K. ",
"Kumar Anurodh "
] | Present paper reports the effect of ZnO additives on humidity and temperature
sensing properties of cuprous oxide. The cuprous oxide powder was mixed with
10% and 25% ZnO by weight and these samples were pelletized by using hydraulic
pressing machine. The sensing materials were also investigated by Scanning
Electron ... | null | 2012 | 2012-05-15 00:00:00 | Nanomaterials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1205.2707v1 | null | null | null | null | # **Effect of nanostructured zinc oxide additives on the humidity and temperature sensing properties of cuprous oxide**
B. C. Yadav\*1,2 , A. K. Yadav<sup>1</sup> and Anurodh Kumar<sup>1</sup>
<sup>1</sup>*Nanomaterials and Sensors Research Laboratory* Department of Physics, University of Lucknow, Lucknow-226007, U.P... | arxiv | other | null | null | true | |
1205.6377 | Transport Properties of Ni, Co, Fe, Mn Doped Cu0.01Bi2Te2.7Se0.3 for
Thermoelectric Device Applications | [
"Lukas Kevin C. ",
"Liu Weishu ",
"Ren Zhifeng ",
"Opeil Cyril P. "
] | Bi2Te3 based thermoelectric devices typically use a nickel layer as a
diffusion barrier to block the diffusion of solder or copper atoms from the
electrode into the thermoelectric material. Previous studies have shown
degradation in the efficiency of these thermoelectric devices may be due to the
diffusion of the bar... | 10.1063/1.4749806 | 2012 | 2012-12-05 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1205.6377v1 | null | null | null | null | ## Transport Properties of Ni, Co, Fe, Mn Doped Cu0.01Bi2Te2.7Se0.3 for Thermoelectric Device Applications
*K. C. Lukas, W. S. Liu, Z. F. Ren, C. P. Opeil Department of Physics, Boston College, Chestnut Hill, Massachusetts 02467, USA*
## ABSTRACT
Bi2Te3 based thermoelectric devices typically use a nickel layer as a... | arxiv | other | null | null | true | |
1206.1527 | Anisotropic magnetothermoelectric power of ferromagnetic thin films | [
"Anwar M. S. ",
"Lacoste B. ",
"Aarts J. "
] | We compare the behavior of the magnetothermoelectric power (MTEP)in metallic
ferromagnetic thin films of Ni80Fe20 (Permalloy; Py), Co and CrO2 at
temperatures in the range of 100 K to 400 K. In 25 nm thick Py films and 50 nm
thick Co films both the anisotropic magnetoresistance (AMR) and MTEP show a
relative change i... | 10.1016/j.jmmm.2017.06.055 | 2012 | 2017-06-19 00:00:00 | Magnetic, Metals, Nanomaterials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1206.1527v2 | null | null | null | null | # Anisotropic magnetothermoelectric power of ferromagnetic thin films
M. S. Anwara,b,<sup>∗</sup> , B. Lacostea,c, J. Aarts<sup>a</sup>
*<sup>a</sup>Kamerlingh Onnes Laboratory, Leiden University, P.O. Box 9504, 2300 RA Leiden, The Netherlands <sup>b</sup>London Centre for Nanotechnology, University College London, W... | arxiv | other | null | null | true | |
1206.3810 | GdN Nanoisland-Based GaN Tunnel Junctions | [
"Krishnamoorthy Sriram ",
"Kent Thomas ",
"Yang Jing ",
"Park Pil Sung ",
"Myers Roberto ",
"Rajan Siddharth "
] | We show that GdN nanoislands can enhance inter-band tunneling in GaN PN
junctions by several orders of magnitude, enabling low optical absorption
low-resistance tunnel junctions (specific resistivity 1.3 X 10-3 {\Omega}-cm2)
for various optoelectronic applications. We exploit the ability to overgrow
high quality GaN ... | 10.1021/nl4006723 | 2012 | 2013-06-25 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1206.3810v3 | null | null | null | null | # GdN Nanoisland-Based GaN Tunnel Junctions
*Sriram Krishnamoorthy† , Thomas F. Kent‡ , Jing Yang‡ , Pil Sung Park† , Roberto C. Myers‡,† , Siddharth Rajan†‡\**
†Department of Electrical and Computer Engineering and ‡Department of Materials Science and Engineering, The Ohio State University, Columbus, OH 43210, Unite... | arxiv | other | null | null | true | |
1206.6287 | Effect of lattice volume and strain on the conductivity of BaCeY-oxide
ceramic proton conductors | [
"Chen Qianli ",
"Braun Artur ",
"Yoon Songhak ",
"Bagdassarov Nikolai ",
"Graule Thomas "
] | In-situ electrochemical impedance spectroscopy was used to study the effect
of lattice volume and strain on the proton conductivity of the yttrium-doped
barium cerate proton conductor by applying the hydrostatic pressure up to 1.25
GPa. An increase from 0.62 eV to 0.73 eV in the activation energy of the bulk
conducti... | 10.1016/j.jeurceramsoc.2011.02.014 | 2012 | 2012-06-28 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1206.6287v1 | null | null | null | null | # **Effect of lattice volume and strain on the conductivity of BaCeY-oxide ceramic proton conductors**
Qianli Chen1,2,\*, Artur Braun1 , Songhak Yoon<sup>3</sup> , Nikolai Bagdassarov<sup>4</sup> , Thomas Graule1,5
*1 Laboratory for High Performance Ceramics, Empa, Swiss Federal Laboratories for Materials Science and... | arxiv | other | null | null | true | |
1206.7084 | Anomalous behavior of acoustic phonon mode and central peak in
Pb(Zn1/3Nb2/3)0.85Ti0.15O3 single crystal studied using Brillouin scattering | [
"Mishra K. K. ",
"Sivasubramanian V. ",
"Arora A. K. ",
"Pradhan Dillip "
] | Brillouin spectroscopic measurements have been carried out on relaxor
ferroelectric Pb(Zn1/3Nb2/3)0.85Ti0.15O3 (PZN-PT) single crystal over the
temperature range 300-585 K. The longitudinal acoustic phonon begins to soften
below 650 K, which is attributed to the Burns temperature (TB). On the other
hand, the line wid... | 10.1063/1.4768441 | 2012 | 2015-06-05 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1206.7084v1 | null | null | null | null | # **Anomalous behavior of acoustic phonon mode and central peak in Pb(Zn1/3Nb2/3)0.85Ti0.15O3 single crystal studied using Brillouin scattering**
K. K. Mishra1\*, V. Sivasubramanian1 , A.K. Arora<sup>1</sup> and Dillip Pradhan<sup>2</sup>
1 Condensed Matter Physics Division, Indira Gandhi Centre for Atomic Research,
... | arxiv | other | null | null | true | |
1207.2040 | Structural and physical properties of layered oxy-arsenides LnRuAsO (Ln
= La, Nd, Sm, Gd) | [
"McGuire Michael A. ",
"May Andrew F. ",
"Sales Brian C. "
] | Polycrystalline samples of LaRuAsO, NdRuAsO, SmRuAsO, and GdRuAsO have been
synthesized and studied using powder x-ray diffraction, electrical transport,
magnetization, and heat capacity measurements. Variations in structural
properties across the series reveal a trend toward more ideal tetrahedral
coordination aroun... | 10.1016/j.jssc.2012.03.010 | 2012 | 2012-07-10 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1207.2040v1 | null | null | null | null | # Structural and physical properties of layered oxy-arsenides LnRuAsO (Ln = La, Nd, Sm, Gd)
Michael A. McGuire, Andrew F. May, Brian C. Sales
Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831 USA
## Abstract
Polycrystalline samples of LaRuAsO, NdRuAsO, SmRuAsO, and GdRuAsO have been synthesized and studied ... | arxiv | other | null | null | true | |
1207.2996 | Voltage-Gated Modulation of Domain Wall Velocity in an Ultrathin
Metallic Ferromagnet | [
"Bauer Uwe ",
"Emori Satoru ",
"Beach Geoffrey S. D. "
] | The influence of gate voltage, temperature and magnetic field on domain wall
(DW) creep dynamics is investigated in Pt/Co/GdOx films with perpendicular
magnetic anisotropy and imaged by a scanning magneto-optical Kerr effect
technique. The DW creep velocity can be controlled by an electric field applied
to the Co/GdO... | 10.1063/1.4764071 | 2012 | 2012-10-25 00:00:00 | Composites | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1207.2996v1 | null | null | null | null | ## **Voltage-Gated Modulation of Domain Wall Velocity in an Ultrathin Metallic Ferromagnet**
Uwe Bauer, Satoru Emori and Geoffrey S. D. Beacha)
Department of Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
# **Abstract**
The influence of gate voltage, te... | arxiv | other | null | null | true | |
1207.4312 | Variation of the vortex activation energy, U(T, H), with hole content in
YBa2Cu3O7-delta thin films | [
"Naqib S. H. ",
"Islam R. S. "
] | The nature of in-plane resistive transition of high-quality c-axis oriented
crystalline thin films of YBa2Cu3O7-delta have been studied under magnetic
fields (H) applied along the c-direction over a wide range of doped holes, p,
in the CuO2 planes. The field and temperature dependent in-plane resistivity,
rho_ab(T, H... | null | 2012 | 2012-07-19 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1207.4312v1 | null | null | null | null | ### **Variation of the vortex activation energy,** *U***(***T***,** *H***), with hole content in YBa2Cu3O7**δ **thin films**
### **S H Naqib and R S Islam**
*Department of Physics, University of Rajshahi, Rajshahi-6205, Bangladesh*
E-mail: salehnaqib@yahoo.com
### **Abstract**
The nature of in-plane resistive tr... | arxiv | other | null | null | true | |
1208.1582 | Novel photo-conducting state and its perturbation by electrostatic
fields in oxide-based two-dimensional electron gas | [
"Rastogi A. ",
"Pulikkotil J. J. ",
"Auluck S. ",
"Hossain Z. ",
"Budhani R. C. "
] | The two-carrier transport model as proposed for the two-dimensional electron
gas formed at the interfaces of oxide heterostructures is investigated by means
of a combined perturbation of near ultra-violet radiation and electrostatic
field, applied both separately and simultaneously. Comparison of the
photo-response o... | 10.1103/PhysRevB.86.075127 | 2012 | 2012-08-21 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1208.1582v1 | null | null | null | null | # Novel photo-conducting state and its perturbation by electrostatic fields in oxide-based two-dimensional electron gas
A. Rastogi', J. J. Pulikkotil², S. Auluck², Z. Hossain¹ and R. C. Budhani¹›2\*
1 Condensed Matter, Low Dimensional Systems Laboratory,
Department of Physics, Indian Institute of Technology Kanpur, 2... | arxiv | other | null | null | true | |
1208.2281 | Lightly stuffed pyrochlore structure of single-crystalline Yb2Ti2O7
grown by the optical floating zone technique | [
"Ross K. A. ",
"Proffen Th. ",
"Dabkowska H. A. ",
"Quilliam J. A. ",
"Yaraskavitch L. R. ",
"Kycia J. B. ",
"Gaulin B. D. "
] | Recent neutron scattering and specific heat studies on the pyrochlore
Yb2Ti2O7 have revealed variations in its magnetic behavior below 265mK. In the
best samples, a sharp anomaly in the specific heat is observed at T=265mK.
Other samples, especially single crystals, have broad features in the specific
heat which vary... | 10.1103/PhysRevB.86.174424 | 2012 | 2013-02-01 00:00:00 | Magnetic | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1208.2281v2 | null | null | null | null | # Lightly stuffed pyrochlore structure of single-crystalline Yb2Ti2O7 grown by the optical floating zone technique
K.A. Ross,<sup>1</sup> Th. Proffen,2, 3 H.A. Dabkowska,<sup>4</sup> J. A. Quilliam,5, 6, 7
L.R. Yaraskavitch,5, 6 J.B. Kycia,5, 6 and B.D. Gaulin1, 4, 8
<sup>1</sup>Department of Physics and Astronomy, ... | arxiv | other | null | null | true | |
1208.4760 | Superconductivity and magnetism in RbxFe2-ySe2: Impact of thermal
treatment on mesoscopic phase separation | [
"Weyeneth S. ",
"Bendele M. ",
"von Rohr F. ",
"Dluzewski P. ",
"Puzniak R. ",
"Krzton-Maziopa A. ",
"Bosma S. ",
"Guguchia Z. ",
"Khasanov R. ",
"Shermadini Z. ",
"Amato A. ",
"Pomjakushina E. ",
"Conder K. ",
"Schilling A. ",
"Keller H. "
] | An extended study of the superconducting and normal-state properties of
various as-grown and post-annealed RbxFe2-ySe2 single crystals is presented.
Magnetization experiments evidence that annealing of RbxFe2-ySe2 at 413 K, well
below the onset of phase separation Tp=489 K, neither changes the magnetic nor
the superc... | 10.1103/PhysRevB.86.134530 | 2012 | 2012-11-16 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1208.4760v2 | null | null | null | null | # Superconductivity and magnetism in RbxFe2−ySe2: Impact of thermal treatment on mesoscopic phase separation
S. Weyeneth,1, [∗](#page-11-0) M. Bendele† , 1, 2 F. von Rohr,<sup>1</sup> P. Dluzewski,<sup>3</sup> R. Puzniak,<sup>3</sup>
A. Krzton-Maziopa‡ , <sup>4</sup> S. Bosma,<sup>1</sup> Z. Guguchia,<sup>1</sup> R. ... | arxiv | other | null | null | true | |
1209.2498 | Appearance and disappearance of superconductivity in SmFe1-xNixAsO (x =
0.0 to 1.0) | [
"Pal Anand ",
"Mehdi S. S. ",
"Husain Mushahid ",
"Awana V. P. S. "
] | Bulk polycrystalline Ni-substituted SmFe1-xNixAsO (x = 0.0 to 1.0) samples
are synthesized by solid state reaction route in an evacuated sealed quartz
tube. The cell volume decreases with increase of Ni content in SmFe1-xNixAsO,
thus indicating successful substitution of smaller ion Ni at Fe site. The
resistivity mea... | 10.1016/j.solidstatesciences.2012.10.004 | 2012 | 2015-06-11 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1209.2498v3 | null | null | null | null | #### **Appearance and disappearance of superconductivity in SmFe1-xNixAsO (x = 0.0 to 1.0)**
Anand Pal1, 2\* , S. S. Mehdi<sup>2</sup> , Mushahid Husain<sup>2</sup> and V. P.S. Awana1, #
<sup>1</sup>Quantum Phenomenon and Applications (QPA) Division, National physical Laboratory (CSIR) Dr. K.S. Krishnan Marg, New Del... | arxiv | other | null | null | true | |
1209.2799 | The spin Hall effect as a probe of nonlinear spin fluctuations | [
"Wei D. H. ",
"Niimi Y. ",
"Gu B. ",
"Ziman T. ",
"Maekawa S. ",
"Otani Y. "
] | The spin Hall effect and its inverse play key roles in spintronic devices
since they allow conversion of charge currents to and from spin currents. The
conversion efficiency strongly depends on material details, such as the
electronic band structure and the nature of impurities. Here we show an anomaly
in the inverse... | 10.1038/ncomms2063 | 2012 | 2012-09-14 00:00:00 | Metals | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1209.2799v1 | null | null | null | null | # The spin Hall effect as a probe of nonlinear spin fluctuations
D. H. Wei,<sup>1</sup> Y. Niimi,1 , [∗](#page-4-0) B. Gu,2, 3 T. Ziman,4, 5 S. Maekawa,2, 3 and Y. Otani1, 6
1 *Institute for Solid State Physics, University of Tokyo,*
*5-1-5 Kashiwa-no-ha, Kashiwa, Chiba 277-8581, Japan*
<sup>2</sup>*Advanced Scienc... | arxiv | other | null | null | true | |
1209.5774 | Detecting Single Infrared Photons with 93% System Efficiency | [
"Marsili F. ",
"Verma V. B. ",
"Stern J. A. ",
"Harrington S. ",
"Lita A. E. ",
"Gerrits T. ",
"Vayshenker I. ",
"Baek B. ",
"Shaw M. D. ",
"Mirin R. P. ",
"Nam S. W. "
] | Single-photon detectors (SPDs) at near infrared wavelengths with high system
detection efficiency (> 90%), low dark count rate (< 1 counts per second, cps),
low timing jitter (< 100 ps), and short reset time (< 100 ns) would enable
landmark experiments in a variety of fields. Although some of the existing
approaches ... | 10.1038/nphoton.2013.13 | 2012 | 2015-06-11 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1209.5774v1 | null | null | null | null | # **Detecting Single Infrared Photons with 93% System Efficiency**
F. Marsili1\* , V. B. Verma<sup>1</sup> , J. A. Stern<sup>2</sup> , S. Harrington1 , A. E. Lita<sup>1</sup> , T. Gerrits<sup>1</sup> , I. Vayshenker<sup>1</sup> , B. Baek1 , M. D. Shaw2 , R. P. Mirin<sup>1</sup> , and S. W. Nam1
*1 National Institute ... | arxiv | other | null | null | true | |
1210.0132 | Non-Arrhenius ionic conductivities in glasses due to a distribution of
activation energies | [
"Bischoff C ",
"Schuller K ",
"Beckman S P ",
"Martin S W "
] | Previously observed non-Arrhenius behavior in fast ion conducting glasses
[\textit{Phys.\ Rev.\ Lett.}\ \textbf{76}, 70 (1996)] occurs at temperatures
near the glass transition temperature, $T_{g}$, and is attributed to changes in
the ion mobility due to ion trapping mechanisms that diminish the conductivity
and resu... | 10.1103/PhysRevLett.109.075901 | 2012 | 2012-10-02 00:00:00 | Glass (Other) | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1210.0132v1 | null | null | null | null | ## Non-Arrhenius ionic conductivities in glasses due to a distribution of activation energies
C. Bischoff,<sup>1</sup> K. Schuller,<sup>1</sup> S. P. Beckman,<sup>1</sup> and S. W. Martin1, [∗](#page-3-0)
<sup>1</sup>Department of Material Science and Engineering, Iowa State University, Ames, Iowa 50011, USA
(Dated:... | arxiv | other | null | null | true | |
1210.0785 | Low-voltage broadband hybrid plasmonic-vanadium dioxide switches | [
"Joushaghani Arash ",
"Kruger Brett A. ",
"Paradis Suzanne ",
"Alain David ",
"Aitchison J. Stewart ",
"Poon Joyce K. S. "
] | Surface plasmon polaritons can substantially reduce the sizes of optical
devices, since they can concentrate light to (sub)wavelength scales. However,
(sub)wavelength-scale electro-optic plasmonic switches or modulators with high
efficiency, low insertion loss, and high extinction ratios remain a challenge
due to the... | 10.1063/1.4790834 | 2012 | 2015-06-11 00:00:00 | Ceramics | http://creativecommons.org/licenses/by/3.0/ | http://arxiv.org/pdf/1210.0785v2 | null | null | null | null | ## [arXiv:1210.0785v2 \[physics.optics\] 29 Oct 2012](http://arxiv.org/abs/1210.0785v2)
## **Low-voltage broadband hybrid plasmonic-vanadium dioxide switches**
Arash Joushaghani<sup>1</sup> , Brett A. Kruger<sup>1</sup> , Suzanne Paradis<sup>2</sup> , David Alain<sup>2</sup> , J. Stewart Aitchison<sup>1</sup> , and J... | arxiv | other | null | null | true | |
1210.3901 | Bi2Te_xSe_y series studied by resistivity and thermopower | [
"Akrap Ana ",
"Ubaldini Alberto ",
"Giannini Enrico ",
"Forro Laszlo "
] | We study the detailed temperature and composition dependence of the
resistivity, $\rho(T)$, and thermopower, $S(T)$, for a series of layered
bismuth chalcogenides Bi$_2$Te$_{3-x}$Se$_x$, and report the stoichiometry
dependence of the optical band gap. In the resistivity of the most compensated
member, Bi$_2$Te$_{2.1}... | 10.1209/0295-5075/107/57008 | 2012 | 2014-09-11 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1210.3901v3 | null | null | null | null | ## Bi2Te3−xSe<sup>x</sup> series studied by resistivity and thermopower
Ana Akrap,1, [∗](#page-4-0) Alberto Ubaldini,<sup>1</sup> Enrico Giannini,<sup>1</sup> and L´aszl´o Forr´o<sup>2</sup>
<sup>1</sup>University of Geneva, CH-1211 Geneva 4, Switzerland
<sup>2</sup>EPFL, Lausanne, Switzerland
(Dated: September 11,... | arxiv | other | null | null | true | |
1210.5395 | Temperature-dependence of detection efficiency in NbN and TaN SNSPD | [
"Engel Andreas ",
"Inderbitzin Kevin ",
"Schilling Andreas ",
"Lusche Robert ",
"Semenov Alexei ",
"Hübers Heinz-Wilhelm ",
"Henrich Dagmar ",
"Hofherr Matthias ",
"Il'in Konstantin ",
"Siegel Michael "
] | We present systematic measurements of the temperature-dependence of detection
efficiencies in TaN and NbN superconducting nanowire single-photon detectors.
We have observed a clear increase of the cut-off wavelength with decreasing
temperature that we can qualitatively describe with a temperature-dependent
diffusion ... | 10.1109/TASC.2013.2239345 | 2012 | 2013-08-28 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1210.5395v2 | null | null | null | null | # Temperature-dependence of detection efficiency in NbN and TaN SNSPD
Andreas Engel, Kevin Inderbitzin, Andreas Schilling, Robert Lusche, Alexei Semenov, Heinz-Wilhelm H¨ubers, Dagmar Henrich, Matthias Hofherr, Konstantin Il'in, and Michael Siegel
*Abstract***—We present systematic measurements of the temperature-dep... | arxiv | other | null | null | true | |
1211.0368 | Compensation effect and magnetostriction in CoCr2-xFexO4 | [
"Zhang Hongguo ",
"Wang Wenghong ",
"Liu Enke ",
"Tang Xiaodan ",
"Li Guijiang ",
"Zhang Hongwei ",
"Wu Guangheng "
] | The magnetic compensation and magnetostriction properties in Fe doped CoCr2O4
samples have been investigated. Structural and magnetic measurements imply that
the doped Fe3+ ions initially occupy the B1(Cr) sites when x<0.1, and then
mainly take the A(Co) sites. This behaviour results in a role conversion of
magnetic ... | 10.1002/pssb.201248470 | 2012 | 2012-11-30 00:00:00 | Magnetic | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1211.0368v1 | null | null | null | null | # **Compensation effect and magnetostriction in CoCr2-xFexO4**
**Hong-guo Zhang, Weng-hong Wang[\\*](#page-0-0) , En-ke Liu, Xiao-dan Tang, Gui-jiang Li, Hong-wei Zhang, Guang-heng Wu**
State Key Laboratory of Magnetism, Institute of Physics and Beijing National Laboratory for Condensed Matter Physics, Chinese Academ... | arxiv | other | null | null | true | |
1211.0474 | New type of thermoelectric conversion of energy by semiconducting liquid
anisotropic media | [
"Trashkeev Sergey I. ",
"Kudryavtsev Alexey N. "
] | The paper describes preliminary investigations of a new effect in conducting
anisotropic liquids, which leads to thermoelectric conversion of energy.
Nematic liquid crystals with semiconducting dopes are used. A thermoelectric
figure of merit ZT = 0.2 is obtained in experiments. The effect can be
explained by assumin... | null | 2012 | 2013-08-02 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1211.0474v2 | null | null | null | null | # **New type of thermoelectric conversion of energy by semiconducting liquid anisotropic media**
S.I. Trashkeev,\* A.N. Kudryavtsev \*\*
*\*Institute of Laser Physics, Siberian Branch of Russian Academy of Sciences (Novosibirsk) \*\*Khristianovich Institute of Theoretical and Applied Mechanics, Siberian Branch of Rus... | arxiv | other | null | null | true | |
1211.0838 | Metastable Resistivity States and Conductivity Fluctuations in Low-doped
La$_{1-x}$Ca$_{x}$MnO$_3$ Manganite Single Crystals | [
"Dolgin B. ",
"Belogolovskii M. ",
"Wu X. D. ",
"Markovich V. ",
"Jung G. "
] | Conductivity noise in dc current biased La_{0.82}Ca_{0.18}MnO_{3} single
crystals has been investigated in different metastable resistivity states
enforced by applying voltage pulses to the sample at low temperatures. Noise
measured in all investigated resistivity states is of 1/f-type and its
intensity at high tempe... | 10.1063/1.4768264 | 2012 | 2015-06-12 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1211.0838v1 | null | null | null | null | # Metastable Resistivity States and Conductivity Fluctuations in Low-doped La1−xCaxMnO<sup>3</sup> Manganite Single Crystals
B. Dolgin,<sup>1</sup> M. Belogolovskii,<sup>2</sup> X. D. Wu,1, 3 V. Markovich,<sup>1</sup> and G. Jung<sup>1</sup>
<sup>1</sup>Department of Physics, Ben Gurion University of the Negev, P.O. ... | arxiv | other | null | null | true | |
1211.4681 | Enhanced superconducting performance of melt quenched Bi2Sr2CaCu2O8
(Bi-2212) superconductor | [
"Kumar Jagdish ",
"Sharma Devina ",
"Ahluwalia P. K. ",
"Awana V. P. S. "
] | We scrutinize the enhanced superconducting performance of melt quench Bismuth
based Bi2Sr2CaCu2O8 (Bi-2212) superconductor. The superconducting properties of
melt quenched Bi-2212 (Bi2212-MQ) sample are compared with non-melted Bi2212-NM
and Bi1.4Pb0.6Sr2Ca2Cu3O10 (Bi-2223). Crystal structure and morphology of the
sa... | null | 2012 | 2013-07-18 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1211.4681v2 | null | null | null | null | # Enhanced superconducting performance of melt quenched Bi2Sr2CaCu2O<sup>8</sup> (Bi-2212) superconductor
Jagdish Kumar1,2, Devina Sharma1,3, P.K. Ahluwalia<sup>2</sup>and V.P.S. Awana1,\*
*<sup>1</sup>Quantum Phenomena and Application Division, National Physical Laboratory, New Delhi-110012, India*
*<sup>2</sup>Dep... | arxiv | other | null | null | true | |
1212.2038 | Optimisation of NbN thin films on GaAs substrates for in-situ single
photon detection in structured photonic devices | [
"Reithmaier Günther ",
"Senf Jörg ",
"Lichtmannecker Stefan ",
"Reichert Thorsten ",
"Flassig Fabian ",
"Voss Andrej ",
"Gross Rudolf ",
"Finley Jonathan "
] | We prepare NbN thin films by DC magnetron sputtering on [100] GaAs
substrates, optimise their quality and demonstrate their use for efficient
single photon detection in the near-infrared. The interrelation between the
Nb:N content, growth temperature and crystal quality is established for 4-22nm
thick films. Optimise... | 10.1063/1.4800838 | 2012 | 2013-07-05 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1212.2038v1 | null | null | null | null | ## Optimisation of NbN thin films on GaAs substrates for in-situ single photon detection in structured photonic devices
G. Reithmaier,1, [∗](#page-1-0) J. Senf,<sup>1</sup> S. Lichtmannecker,<sup>1</sup> T. Reichert,<sup>1</sup> F. Flassig,<sup>1</sup> A. Voss,<sup>1</sup> R. Gross,<sup>2</sup> and J.J. Finley1, [†](#... | arxiv | other | null | null | true | |
1212.2073 | Heat-induced damping modification in YIG/Pt hetero-structures | [
"Jungfleisch M. B. ",
"An T. ",
"Ando K. ",
"Kajiwara Y. ",
"Uchida K. ",
"Vasyuchka V. I. ",
"Chumak A. V. ",
"Serga A. A. ",
"Saitoh E. ",
"Hillebrands B. "
] | We experimentally demonstrate the manipulation of magnetization relaxation
utilizing a temperature difference across the thickness of an yttrium iron
garnet/platinum (YIG/Pt) hetero-structure: the damping is either increased or
decreased depending on the sign of the temperature gradient. This effect might
be explaine... | 10.1063/1.4792701 | 2012 | 2013-09-26 00:00:00 | Magnetic | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1212.2073v1 | null | null | null | null | ## Heat-induced damping modification in YIG/Pt hetero-structures
M. B. Jungfleisch,1, a) T. An,2, 3 K. Ando,<sup>2</sup> Y. Kajiwara,2, 3 K. Uchida,2, 4 V. I. Vasyuchka,<sup>1</sup> A. V. Chumak,<sup>1</sup> A. A. Serga,<sup>1</sup> E. Saitoh,2, 3, 5, 6 and B. Hillebrands<sup>1</sup>
1)Fachbereich Physik and Landesfo... | arxiv | other | null | null | true | |
1212.2550 | Photoluminescence and High Temperature Persistent Photoconductivity
Experiments in SnO2 Nanobelts | [
"Viana E. R. ",
"González J. C. ",
"Ribeiro G. M. ",
"de Oliveira A. G. "
] | The Persistent Photoconductivity (PPC) effect was studied in individual tin
oxide (SnO2) nanobelts as a function of temperature, in air, helium, and vacuum
atmospheres, and low temperature Photoluminescence measurements were carried
out to study the optical transitions and to determine of the acceptor/donors
levels a... | null | 2012 | 2012-12-12 00:00:00 | Nanomaterials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1212.2550v1 | null | null | null | null | # **Photoluminescence and High Temperature Persistent Photoconductivity Experiments' in SnO2 Nanobelts.**
E. R. Viana\*, J. C. González, G. M. Ribeiro and A. G. de Oliveira.
Departamento de Física, Universidade Federal de Minas Gerais, Av. Pres. Antônio Carlos, 1500, Pampulha, 31270-901, Belo Horizonte/MG – Brazil.
... | arxiv | other | null | null | true | |
1212.3166 | Destruction of Kondo effect in cubic heavy fermion compound Ce3Pd20Si6 | [
"Custers J. ",
"Lorenzer K. -A. ",
"Müller M. ",
"Prokofiev A. ",
"Sidorenko A. ",
"Winkler H. ",
"Strydom A. M. ",
"Shimura Y. ",
"Sakakibara T. ",
"Yu R. ",
"Si Q. ",
"Paschen S. "
] | How ground states of quantum matter transform between one another reveals
deep insights into the mechanisms stabilizing them. Correspondingly, quantum
phase transitions are explored in numerous materials classes, with heavy
fermion compounds being among the most prominent ones. Recent studies in an
anisotropic heavy ... | 10.1038/nmat3214 | 2012 | 2015-07-22 00:00:00 | Magnetic | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1212.3166v2 | null | null | null | null | # Destruction of Kondo effect in cubic heavy fermion compound Ce3Pd20Si<sup>6</sup>
J. Custers<sup>1</sup> , K.-A. Lorenzer<sup>1</sup> , M. M¨uller<sup>1</sup> , A. Prokofiev<sup>1</sup> , A. Sidorenko<sup>1</sup> , H. Winkler<sup>1</sup> , A. M. Strydom<sup>2</sup> , Y. Shimura<sup>3</sup> , T. Sakakibara<sup>3</sup... | arxiv | other | null | null | true | |
1212.5177 | Electrostatic Tuning of the Properties of Disordered Indium Oxide Films
near the Superconductor-Insulator Transition | [
"Lee Yeonbae ",
"Frydman Aviad ",
"Chen Tianran ",
"Skinner Brian ",
"Goldman A. M. "
] | The evolution with carrier concentration of the electrical properties of
amorphous indium oxide (InO) thin films has been studied using electronic
double layer transistor configurations. Carrier variations of up to 7 X 10^(14)
carriers/cm^2 were achieved using an ionic liquid as a gate dielectric. The
superconductor-... | 10.1103/PhysRevB.88.024509 | 2012 | 2013-08-14 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1212.5177v2 | null | null | null | null | ## Electrostatic Tuning of the Properties of Disordered Indium Oxide Films near the Superconductor-Insulator Transition
Yeonbae Lee,<sup>1</sup> Aviad Frydman,<sup>2</sup> Tianran Chen,<sup>1</sup> Brian Skinner,<sup>1</sup> and A. M. Goldman<sup>1</sup>
<sup>1</sup>School of Physics and Astronomy, University of Minn... | arxiv | other | null | null | true | |
1301.0419 | Enhanced thermoelectric performance in TiNiSn-based half-Heuslers | [
"Downie R. A. ",
"MacLaren D. A. ",
"Smith R. I. ",
"Bos J. W. G. "
] | Thermoelectric figures of merit, ZT > 0.5, have been obtained in arc-melted
TiNiSn-based ingots. This promising conversion efficiency is due to a low
lattice thermal conductivity, which is attributed to excess nickel in the
half-Heusler structure.
| 10.1039/c2cc37121a | 2013 | 2013-01-04 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1301.0419v1 | null | null | null | null | # **Enhanced thermoelectric performance in TiNiSn-based half-Heuslers**
R. A. Downie,<sup>a</sup> D.A. MacLaren,<sup>b</sup> R.I. Smith<sup>c</sup> and J.W.G. Bos\*a
*a Institute of Chemical Sciences and Centre for Advanced Energy Storage and Recovery, School of Engineering and Physical Sciences, Heriot-Watt Universi... | arxiv | other | null | null | true | |
1301.5353 | Thermoelectric Properties of Intermetallic Semiconducting RuIn3 and
Metallic IrIn3 | [
"Haldolaarachchige N. ",
"Phelan W. A. ",
"Xiong Y. M. ",
"Jin R. ",
"Chan J. Y. ",
"Stadler S. ",
"Young D. P. "
] | Low temperature (<400 K) thermoelectric properties of semiconducting RuIn3
and metallic IrIn3 are reported. RuIn3 is a narrow band gap semiconductor with
a large n-type Seebeck coefficient at room temperature (S(290K)~400 {\mu}V/K),
but the thermoelectric Figure of merit (ZT(290K) = 0.007) is small because of
high el... | 10.1063/1.4793493 | 2013 | 2014-04-15 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1301.5353v1 | null | null | null | null | # **Thermoelectric Properties of Intermetallic Semiconducting RuIn3 and Metallic IrIn3**
N. Haldolaarachchige<sup>1</sup> , W. A. Phelan<sup>2</sup> , Y.M. Xiong1 , R. Jin1 , J. Y. Chan<sup>2</sup> , S. Stadler<sup>1</sup> and D.P. Young1\*
1 *Department of Physics and Astronomy, Louisiana State University, Baton Rou... | arxiv | other | null | null | true | |
1301.6159 | Cooper Pair Insulator phase induced in amorphous Pb$_0.9$Bi$_0.1$ thin
films | [
"Hollen S. M. ",
"Shainline J. ",
"Xu J. M. ",
"Valles J. M. Jr"
] | A Cooper pair insulator (CPI) phase emerges near the superconductor-insulator
transitions of a number of strongly-disordered thin film systems. Much recent
study has focused on a mechanism driving the underlying Cooper pair
localization. We present data showing that a CPI phase develops in amorphous
Pb$_{0.9}$Bi$_{0.... | 10.1016/j.physc.2012.12.011 | 2013 | 2013-01-28 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1301.6159v1 | null | null | null | null | ## Cooper Pair Insulator phase induced in amorphous Pb 0 . <sup>9</sup>Bi 0 . <sup>1</sup> thin films
S. M. Hollena,1, ∗ , J. Shainlinea,2, J. M. Xua,b, J. M. Valles, Jr. a
*<sup>a</sup>Department of Physics, Brown University, Providence, RI 02912 <sup>b</sup>School of Engineering, Brown University, Providence, RI 02... | arxiv | other | null | null | true | |
1301.6283 | Enhancement of pinning properties of superconducting thin films by
graded pinning landscapes | [
"Motta M. ",
"Colauto F. ",
"Ortiz W. A. ",
"Fritzsche J. ",
"Cuppens J. ",
"Gillijns W. ",
"Moshchalkov V. V. ",
"Johansen T. H. ",
"Sanchez A. ",
"Silhanek A. V. "
] | A graded distribution of pinning centers (antidots) in superconducting MoGe
thin films has been investigated by magnetization and magneto-optical imaging.
The pinning landscape has maximum density at the border, decreasing
progressively towards the center. At high temperatures and low fields, where
this landscape mim... | 10.1063/1.4807848 | 2013 | 2013-06-07 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1301.6283v1 | null | null | null | null | ## Enhancement of pinning properties of superconducting thin films by graded pinning landscapes
M. Motta and F. Colauto
Departamento de F´ısica, Universidade Federal de S˜ao Carlos, 13565-905 S˜ao Carlos, SP, Brazil
W. A. Ortiz
Departamento de F´ısica, Universidade Federal de S˜ao Carlos, 13565-905 S˜ao Carlos, SP,... | arxiv | other | null | null | true | |
1302.3096 | Core-shell multi-quantum wells in ZnO / ZnMgO nanowires with high
optical efficiency at room temperature | [
"Thierry Robin LEMMA",
"Perillat-Merceroz Guillaume LEMMA",
"Jouneau Pierre-Henri LEMMA",
"Ferret Pierre ",
"Feuillet Guy "
] | Nanowire-based light-emitting devices require multi-quantum well
heterostructures with high room temperature optical efficiencies. We
demonstrate that such efficiencies can be attained through the use of
ZnO/Zn(1-x)MgxO core shell quantum well heterostructures grown by metal organic
vapour phase epitaxy. Varying the ... | 10.1088/0957-4484/23/8/085705 | 2013 | 2013-02-14 00:00:00 | Nanomaterials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1302.3096v1 | null | null | null | null | # **Core-shell multi-quantum wells in ZnO / ZnMgO nanowires with high opticalefficiency at room temperature**
**R Thierry<sup>1</sup> , G Perillat-Merceroz1,2, P H Jouneau1,2, P Ferret<sup>1</sup> \*, G Feuillet<sup>1</sup>**
1.- CEA, LETI, Minatec Campus, 38054, Grenoble, France
2.- CEA-INAC/UJF-Grenoble1 UMR-E, SP... | arxiv | other | null | null | true | |
1302.3837 | Storing magnetic information in IrMn/MgO/Ta tunnel junctions via
field-cooling | [
"Petti D. ",
"Albisetti E. ",
"Reichlová H. ",
"Gazquez J. ",
"Varela M. ",
"Molina-Ruiz M. ",
"Lopeandía A. F. ",
"Olejník K. ",
"Novák V. ",
"Fina I. ",
"Dkhil B. ",
"Hayakawa J. ",
"Marti X. ",
"Wunderlich J. ",
"Jungwirth T. ",
"Bertacco R. "
] | Tunneling junctions containing no ferromagnetic elements have been fabricated
and we show that distinct resistance states can be set by field cooling the
devices from above the N\'eel along different orientations. Variations of the
resistance up to 10% are found upon field cooling in applied fields of 2T,
in-plane or... | 10.1063/1.4804429 | 2013 | 2015-06-15 00:00:00 | Nanomaterials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1302.3837v1 | null | null | null | null | # **Storing magnetic information in IrMn/MgO/Ta tunnel junctions via field-cooling**
D. Petti<sup>1</sup> , E. Albisetti<sup>1</sup> , H. Reichlová2,3, J. Gazquez<sup>4</sup> , M. Varela<sup>5</sup> , M. Molina-Ruiz<sup>6</sup> , A. F. Lopeandía<sup>6</sup> , K. Olejník<sup>2</sup> , V. Novák<sup>2</sup> , I. Fina<sup... | arxiv | other | null | null | true | |
1303.0917 | Superconductivity under pressure in $R$FeAsO$_{\rm 1-x}$F$_{\rm x}$
($R$=La, Ce$-$Sm) by dc magnetization measurements | [
"Miyoshi Kiyotaka ",
"Kojima Eiko ",
"Ogawa Saki ",
"Shimojo Yuta ",
"Takeuchi Jun "
] | Superconducting transition under pressure ($P$) has been investigated for
optimum-doped $R$FeAsO$_{\rm 1-x}$F$_{\rm x}$ ($R$=La, Ce$-$Sm) by dc
magnetization measurements. For $R$=La, $T_{\rm c}$ is found to be pressure
independent up to $P$$\sim$3.0 GPa and then shows a monotonic decrease with
increasing pressure. T... | 10.1103/PhysRevB.87.235111 | 2013 | 2015-06-15 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1303.0917v4 | null | null | null | null | # Superconductivity under pressure in RFeAsO1−xF<sup>x</sup> (R=La, Ce−Sm) by dc magnetization measurements
Kiyotaka Miyoshi, Eiko Kojima, Saki Ogawa, Yuta Shimojo, and Jun Takeuchi
Department of Material Science, Shimane University, Matsue 690-8504, Japan
(Dated: June 13, 2013)
Superconducting transition under pre... | arxiv | other | null | null | true | |
1303.4955 | Mn-doping induced magnetic properties in Co2CrO4 system | [
"Zhang H. G. ",
"Wang W. H. ",
"Liu E. K. ",
"Tang X. D. ",
"Li G. J. ",
"Chen J. L. ",
"Zhang H. W. ",
"Wu G. H. "
] | Abundant phenomena in CoCr2-xMnxO4 (x = 0 ~ 2) samples such as magnetic
compensation, magnetostriction and exchange bias effect have been observed and
investigated in this work. A structure transition from cubic to tetragonal
symmetry has been found in the samples with x around 1.4. It has shown that the
doped Mn3+ i... | 10.1002/pssb.201248470 | 2013 | 2013-10-21 00:00:00 | Magnetic | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1303.4955v1 | null | null | null | null | # **Mn-doping induced magnetic properties in Co2CrO4 system**
H. G. Zhang, W. H. Wang\*, E. K. Liu, X. D. Tang, G. J. Li, J. L. Chen, H. W. Zhang, G. H. Wu State Key Laboratory of Magnetism, Institute of Physics and Beijing National Laboratory for Condensed Mater Physics, Chinese Academy of Sciences, Beijing 100190, C... | arxiv | other | null | null | true | |
1304.1298 | Learning from Nature to Improve the Heat Generation of Iron-Oxide
Nanoparticles for Magnetic Hyperthermia Applications | [
"Martinez-Boubeta Carlos ",
"Simeonidis Konstantinos ",
"Makridis Antonios ",
"Angelakeris Makis ",
"Iglesias Oscar ",
"Guardia Pablo ",
"Cabot Andreu ",
"Yedra Lluis ",
"Estrade Sonia ",
"Peiro Francesca ",
"Saghi Zineb ",
"Midgley Paul A. ",
"Conde-Leboran Ivan ",
"Serantes David ",
"B... | The performance of magnetic nanoparticles is intimately entwined with their
structure, mean size and magnetic anisotropy. Besides, ensembles offer a unique
way of engineering the magnetic response by modifying the strength of the
dipolar interactions between particles. Here we report on an experimental and
theoretica... | 10.1038/srep01652 | 2013 | 2013-04-17 00:00:00 | Nanomaterials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1304.1298v1 | null | null | null | null | # **Learning from Nature to Improve the Heat Generation of Iron-Oxide Nanoparticles for Magnetic Hyperthermia Applications**
Carlos Martinez-Boubeta1,\*, Konstantinos Simeonidis2 , Antonios Makridis3 , Makis Angelakeris3 , Oscar Iglesias4 , Pablo Guardia<sup>5</sup> , Andreu Cabot1,5, Lluis Yedra<sup>1</sup> , Sonia E... | arxiv | other | null | null | true | |
1304.1418 | Study of the itinerant electron magnetism of Fe-based superconductors by
the proximity effect | [
"Chiang Yu. N. ",
"Dzuba M. O. ",
"Shevchenko O. G. ",
"Vasiliev A. N. "
] | We used the proximity effect as a tool to achieve an ideal (barrier - free)
NS boundary for quantitative evaluation of transport phenomena that accompany
converting dissipative current into supercurrent in NS systems with
unconventional superconductors, single - crystal chalcogenide FeSe and
granulated pnictide LaO(F... | 10.1016/j.physc.2013.08.004 | 2013 | 2015-06-15 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1304.1418v1 | null | null | null | null | # Study of the itinerant electron magnetism of Fe-based superconductors by the proximity effect
Yu. N. Chiang<sup>1</sup> , M. O. Dzuba<sup>1</sup>,<sup>3</sup> , O. G. Shevchenko<sup>1</sup> and A. N. Vasiliev<sup>2</sup>
<sup>1</sup>*B. I. Verkin Institute for Low Temperature Physics and Engineering,*
*National Ac... | arxiv | other | null | null | true | |
1304.1901 | Effect of activation procedure on Sm-Co-Fe-Zr-B compound for low
temperature efficient hydrogen storage | [
"Makridis S. S. ",
"Christodoulou Ch. N. ",
"Kikkinides E. S. ",
"Stubos A. K. "
] | The present research work is focused on the effect of activation procedure on
the hydrogen absorption-desorption properties of new rare earth transition
metal compound based on Sm(Co0.6Fe0.2Zr0.16B0.04)7.5 composition. Crystal
structure and composition is always connected to the maximum capacity of the
intermetallic ... | null | 2013 | 2013-04-09 00:00:00 | Composites | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1304.1901v1 | null | null | null | null | # **Effect of activation procedure on Sm-Co-Fe-Zr-B compound for low temperature efficient hydrogen storage**
S. S. Makridis1,2,3,\*, Ch. N. Christodoulou2 , E. S. Kikkinides1 and A. K. Stubos<sup>3</sup>
1 Department of Mechanical Engineering, University of Western Macedonia, Bakola & Sialvera St., GR-50100, Kozani,... | arxiv | other | null | null | true | |
1304.7830 | Stoichiometry control of the electronic properties of the
LaAlO_3/SrTiO_3 heterointerface | [
"Sato H. K. ",
"Bell C. ",
"Hikita Y. ",
"Hwang H. Y. "
] | We investigate the effect of the laser parameters of pulsed laser deposition
on the film stoichiometry and electronic properties of LaAlO_3/SrTiO_3 (001)
heterostructures. The La/Al ratio in the LaAlO_3 films was varied over a wide
range from 0.88 to 1.15, and was found to have a strong effect on the interface
conduc... | 10.1063/1.4812353 | 2013 | 2015-06-15 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1304.7830v1 | null | null | null | null | ## **Stoichiometry control of the electronic properties of the LaAlO3/SrTiO<sup>3</sup> heterointerface**
H. K. Sato,1, 2, a) C. Bell,<sup>1</sup> Y. Hikita,<sup>1</sup> and H. Y. Hwang1, 3
1)*Stanford Institute for Materials and Energy Sciences, SLAC National Accelerator Laboratory, Menlo Park, California 94025, USA... | arxiv | other | null | null | true | |
1305.2236 | The viscosity of silica fibres | [
"Shao Li-Yang ",
"Canning John ",
"Wang Tao ",
"Cook Kevin ",
"Tam Hwa-Yaw "
] | The viscosity of an optical fibre over 1000 to 1150 {\deg}C is studied by
inscribing an optical fibre Bragg grating that can withstand temperatures up to
1200 {\deg}C and monitoring fibre elongation under load through the Bragg
wavelength shift. This optical interrogation offers high accuracy and
reliability compared... | 10.1016/j.actamat.2013.06.049 | 2013 | 2014-01-22 00:00:00 | Composites | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1305.2236v1 | null | null | null | null | # **The Viscosity of Silica Optical Fibres**
**Li-Yang Shao1,2, John Canning 1,a) , Tao Wang1,3, Kevin Cook1 and Hwa-Yaw Tam<sup>2</sup>**
*1 Interdisciplinary Photonics Laboratories (iPL), School of Chemistry, The University of Sydney, NSW, 2006 Australia*
*2 Department of Electrical Engineering, The Hong Kong Pol... | arxiv | other | null | null | true | |
1305.2829 | Jumps in entropy and magnetic susceptibility at the valence and
spin-state transition in a cobalt oxide | [
"Hardy V. ",
"Guillou F. ",
"Bréard Y. "
] | A wide family of cobalt oxides of formulation (Pr,Ln,Ca)CoO3 (Ln being a
lanthanide) exhibits a coupled valence and spin-state transition (VSST) at a
temperature T*, which involves two concomitant modifications: (i) a change in
the spin state of Co3+ from low-spin (T < T*) to a higher spin-state (T > T*),
and (ii) a ... | 10.1088/0953-8984/25/24/246003 | 2013 | 2015-06-15 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1305.2829v1 | null | null | null | null | # **Jumps in entropy and magnetic susceptibility at the valence and spin-state transition in a cobalt oxide**
**V. Hardy, F. Guillou, and Y. Bréard**
Laboratoire CRISMAT, ENSICAEN, UMR 6508 CNRS, 6 Boulevard du Maréchal Juin, 14050 Caen Cedex, France.
#### **Abstract**
A wide family of cobalt oxides of formulation... | arxiv | other | null | null | true | |
1306.0459 | Physical properties of Co/n-Ge Schottky contacts | [
"Lajaunie Luc ",
"David Marie-Laure ",
"Barbot Jean-François "
] | To investigate the role of the interface state on the physical properties of
Schottky contacts, Co/n-Ge Schottky diodes that have undergone various cleaning
methods (HF etching and in-situ thermal cleaning) were studied by Transmission
Electron Microscopy (TEM), Deep-level Transient Spectroscopy (DLTS) and by a
detai... | 10.1088/0022-3727/44/12/125103 | 2013 | 2013-06-04 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1306.0459v1 | null | null | null | null | # Physical properties of Co/n-Ge Schottky contacts
L Lajaunie<sup>1</sup>,<sup>2</sup> , M L David<sup>1</sup> and J F Barbot<sup>1</sup>
1 Institut Pprime, CNRS-Universit´e de Poitiers-ENSMA, UPR 3346, bd M.&P. Curie, BP 30179, 86962 Futuroscope-Chasseneuil cedex, France. 2 Institut des Mat´eriaux Jean Rouxel (IMN),... | arxiv | other | null | null | true | |
1306.6806 | Decay dynamics and exciton localization in large GaAs quantum dots grown
by droplet epitaxy | [
"Tighineanu Petru ",
"Daveau Raphaël ",
"Lee Eun Hye ",
"Song Jin Dong ",
"Stobbe Søren ",
"Lodahl Peter "
] | We investigate the optical emission and decay dynamics of excitons confined
in large strain-free GaAs quantum dots grown by droplet epitaxy. From
time-resolved measurements combined with a theoretical model we show that
droplet-epitaxy quantum dots have a quantum efficiency of about 75% and an
oscillator strength bet... | 10.1103/PhysRevB.88.155320 | 2013 | 2014-04-07 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1306.6806v2 | null | null | null | null | # Decay dynamics and exciton localization in large GaAs quantum dots grown by droplet epitaxy
P. Tighineanu,1, [∗](#page-11-0) R. Daveau,<sup>1</sup> E. H. Lee,<sup>2</sup> J. D. Song,<sup>2</sup> S. Stobbe,<sup>1</sup> and P. Lodahl1, [†](#page-11-1)
> <sup>1</sup>Niels Bohr Institute, University of Copenhagen, Bleg... | arxiv | other | null | null | true | |
1307.0893 | Superconducting nanowire single-photon detector with ultralow dark count
rate using cold optical filters | [
"Shibata H. ",
"Shimizu K. ",
"Takesue H. ",
"Tokura Y. "
] | We report the fabrication of a superconducting nanowire single-photon
detector (SSPD or SNSPD) with an ultralow dark count rate. By introducing
optical band-pass filters at the input of the SSPD and cooling the filters at 3
K, the dark count rate is reduced to less than 1/100 at low bias. An SSPD with
0.1 cps dark co... | 10.7567/APEX.6.072801 | 2013 | 2014-08-27 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1307.0893v1 | null | null | null | null | ## **Superconducting nanowire single-photon detector with ultralow dark count rate using cold optical filters**
## **Hiroyuki Shibata1,2, Kaoru Shimizu1 , Hiroki Takesue<sup>1</sup> , and Yasuhiro Tokura<sup>1</sup>**
1 NTT Basic Research Laboratories, NTT Corporation, Atsugi-shi, Kanagawa 243-0198, Japan 2 Nanophoto... | arxiv | other | null | null | true | |
1307.2125 | Thermal expansion of CaFe2As2: effect of cobalt doping and post-growth
thermal treatment | [
"Bud'ko Sergey L. ",
"Ran Sheng ",
"Canfield Paul C. "
] | We report thermal expansion measurements on Ca(Fe_(1-x)Co_x)_2As_2 single
crystals with different thermal treatment, with samples chosen to represent
four different ground states observed in this family. For all samples thermal
expansion is anisotropic with different signs of the in-plane and c-axis
thermal expansion... | 10.1103/PhysRevB.88.064513 | 2013 | 2015-06-16 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1307.2125v1 | null | null | null | null | # Thermal expansion of CaFe2As2: effect of cobalt doping and post-growth thermal treatment
Sergey L. Bud'ko, Sheng Ran, and Paul C. Canfield
Ames Laboratory, US DOE and Department of Physics and Astronomy,
Iowa State University, Ames, IA 50011, USA
(Dated: July 22, 2013)
# Abstract
We report thermal expansion mea... | arxiv | other | null | null | true | |
1307.2784 | Magnetocrystalline Anisotropy and the Magnetocaloric Effect in Fe2P | [
"Caron L. ",
"Hudl M. ",
"Höglin V. ",
"Dung N. H. ",
"Gomez C. P. ",
"Sahlberg M. ",
"Brück E. ",
"Andersson Y. ",
"Nordblad P. "
] | Magnetic and magnetocaloric properties of high-purity, giant magnetocaloric
polycrystalline and single-crystalline Fe2P are investigated. Fe2P displays a
moderate magnetic entropy change which spans over 70 K and the presence of
strong magnetization anisotropy proves this system is not fully itinerant but
displays a ... | 10.1103/PhysRevB.88.094440 | 2013 | 2014-10-01 00:00:00 | Magnetic | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1307.2784v1 | null | null | null | null | # Magnetocrystalline Anisotropy and the Magnetocaloric Effect in Fe2P
L. Caron,1, 2, <sup>∗</sup> M. Hudl,<sup>2</sup> V. H¨oglin,<sup>3</sup> N. H. Dung,<sup>1</sup> C. P. Gomez,<sup>3</sup>
M. Sahlberg,<sup>3</sup> E. Br¨uck,<sup>1</sup> Y. Andersson,<sup>3</sup> and P. Nordblad<sup>2</sup>
<sup>1</sup>Fundamental... | arxiv | other | null | null | true | |
1307.3471 | Photo luminescence of Cooper pairs in a naturally occurring
heretostructure K$_{0.75}$Fe$_{1.75}$Se$_{2}$ | [
"Ignatov A. ",
"Yuan R. H. ",
"Wang N. L. "
] | Combining superconductor and semiconductors in nanostructure junctions was a
challenging technological problem that attracted attention for long time [van
Wees]. The radiative recombination of Cooper pairs was demonstrated, using a
Nb/n-InGaAs/p-InP heterostructure [EL_Hayashi, PL_Hayashi], called Cooper pair
LED [PL... | null | 2013 | 2013-12-10 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1307.3471v3 | null | null | null | null | # **Photo luminescence of Cooper pairs in a naturally occurring heretostructure K0.75Fe1.75Se<sup>2</sup>**
A. Ignatov<sup>1</sup> , R.H. Yuan<sup>2</sup> , and N.L. Wang<sup>2</sup>
Received : July 12th, 2013, revised: December 9th, 2013
Combining superconductor and semiconductors in nanostructure junctions was a c... | arxiv | other | null | null | true | |
1307.4069 | Temperature Gated Thermal Rectifier | [
"Zhu Jia ",
"Hippalgaonkar Kedar ",
"Shen Sheng ",
"Wang Kevin ",
"Wu Junqiao ",
"Yin Xiaobo ",
"Majumdar Arun ",
"Zhang Xiang "
] | Heat flow control is essential for widespread applications of heating,
cooling, energy conversion and utilization. Here we demonstrate the first
observation of temperature-gated thermal rectification in vanadium dioxide
beams, in which an environment temperature actively modulates asymmetric heat
flow. In this three ... | null | 2013 | 2014-04-04 00:00:00 | Nanomaterials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1307.4069v2 | null | null | null | null | # **Temperature Gated Thermal Rectifier for Active Heat Flow**
# **Control**
Jia Zhu<sup>1</sup>, Kedar Hippalgaonkar<sup>1</sup>, Sheng Shen<sup>1</sup> , Kevin Wang<sup>2</sup> , Junqiao Wu<sup>2</sup> , Xiaobo
Yin<sup>1</sup> , Arun Majumdar<sup>1</sup> \*, Xiang Zhang<sup>1</sup> \*
<sup>1</sup>Department of Me... | arxiv | other | null | null | true | |
1307.7525 | Microwave Response of Coaxial Cavities Made of Bulk Magnesium Diboride | [
"Gallitto A. Agliolo ",
"Camarda P. ",
"Vigni M. Li ",
"Albisetti A. Figini ",
"Saglietti L. ",
"Giunchi G. "
] | We report on the microwave (mw) properties of coaxial cavities built by using
bulk MgB2 superconductor prepared by reactive liquid Mg infiltration
technology. We have assembled a homogeneous cavity, by using an outer MgB2
cylinder and an inner MgB2 rod, and a hybrid cavity by using an outer copper
cylinder and the sa... | 10.1109/TASC.2013.2289928 | 2013 | 2014-01-28 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1307.7525v2 | null | null | null | null | # Microwave Response of Coaxial Cavities Made of Bulk Magnesium Diboride
A. Agliolo Gallitto, P. Camarda, M. Li Vigni, A. Figini Albisetti, L. Saglietti, and G. Giunchi
*Abstract*—We report on the microwave (mw) properties of coaxial cavities built by using bulk MgB<sup>2</sup> superconductor prepared by reactive liq... | arxiv | other | null | null | true | |
1308.5878 | Experimental realization of magnetic energy concentration and
transmission at a distance by metamaterials | [
"Prat-Camps Jordi ",
"Navau Carles ",
"Sanchez Alvaro "
] | Controlling electromagnetic energy is essential for an efficient and
sustainable society. A key requirement is concentrating magnetic energy in a
desired volume of space in order to either extract the energy to produce work
or store it. Metamaterials have opened new possibilities for controlling
electromagnetic energ... | 10.1063/1.4903867 | 2013 | 2015-06-17 00:00:00 | Magnetic, Metamaterials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1308.5878v1 | null | null | null | null | # Experimental realization of magnetic energy concentration and transmission at a distance by metamaterials
Jordi Prat-Camps, Carles Navau, and Alvaro Sanchez Departament de F´ısica, Universitat Aut`onoma de Barcelona, 08193 Bellaterra, Barcelona, Catalonia, Spain
Controlling electromagnetic energy is essential for a... | arxiv | other | null | null | true | |
1309.3120 | Persistent photoconductivity in 2-dimensional electron gases at
different oxide interfaces | [
"Di Gennaro Emiliano ",
"di Uccio Umberto Scotti ",
"Aruta Carmela ",
"Cantoni Claudia ",
"Gadaleta Alessandro ",
"Lupini Andrew R. ",
"Maccariello Davide ",
"Marré Daniele ",
"Pallecchi Ilaria ",
"Paparo Domenico ",
"Perna Paolo ",
"Riaz Muhammad ",
"Granozio Fabio Miletto "
] | We report on the transport characterization in dark and under light
irradiation of three different interfaces: LaAlO3/SrTiO3, LaGaO3/SrTiO3, and
the novel NdGaO3/SrTiO3 heterostructure. All of them share a perovskite
structure, an insulating nature of the single building blocks, a polar/non-
polar character and a cri... | 10.1002/adom.201300150 | 2013 | 2014-02-25 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1309.3120v2 | null | null | null | null | # **Persistent photoconductivity in 2-dimensional electron gases at different oxide interfaces**
By *Emiliano Di Gennaro*, *Umberto Scotti di Uccio*, *Carmela Aruta*, *Claudia Cantoni*, *Alessandro Gadaleta*, *Andrew R. Lupini*, *Davide Maccariello*, *Daniele Marré*, *Ilaria Pallecchi*, *Domenico Paparo*, *Paolo Perna... | arxiv | other | null | null | true | |
1309.7074 | Superconducting single-photon detector made of MoSi film | [
"Korneeva Yu. P. ",
"Mikhailov M. Yu. ",
"Pershin Yu. P. ",
"Manova N. N. ",
"Divochiy A. V. ",
"Vakhtomin Yu. B. ",
"Korneev A. A. ",
"Smirnov K. V. ",
"Sivakov A G ",
"Devizenko A. Yu. ",
"Goltsman G. N. "
] | We fabricated and characterised nanowire superconducting single-photon
detectors (SSPDs) made of 4 nm thick amorphous Mo$_x$Si$_{1-x}$ films. At 1.7 K
the best devices exhibit a detection efficiency up to 18% at 1.2 um wavelength
of unpolarised light, a characteristic response time of about 6 ns and timing
jitter of ... | 10.1088/0953-2048/27/9/095012 | 2013 | 2014-11-05 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1309.7074v2 | null | null | null | null | # Superconducting single-photon detector made of MoSi film
Yu P Korneeva<sup>1</sup> , M Yu Mikhailov<sup>2</sup> , Yu P Pershin<sup>5</sup> , N N Manova<sup>1</sup> , A V Divochiy<sup>3</sup> , Yu B Vakhtomin<sup>3</sup> , A A Korneev<sup>1</sup>,4,<sup>6</sup> , K V Smirnov<sup>3</sup> , A G Sivakov<sup>2</sup> , A ... | arxiv | other | null | null | true | |
1310.0984 | Orienting oxygen vacancies for fast catalytic reaction | [
"Jeen Hyoungjeen ",
"Bi Zhonghe ",
"Choi Woo Seok ",
"Chisholm Matthew F. ",
"Bridges Craig A. ",
"Paranthaman M. Parans ",
"Lee Ho Nyung "
] | Catalysis is indispensable to chemical processes and relevant to many aspects
of modern life. Owing to the intriguing electronic structures and good ionic
properties, multivalent transition metal oxides have attracted attention as key
catalysts for various energy and environmental applications. Here, we
demonstrate t... | 10.1002/adma.201302919 | 2013 | 2014-08-05 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1310.0984v1 | null | null | null | null | # **Orienting oxygen vacancies for fast catalytic reaction**
Hyoungjeen Jeen† , Zhonghe Bi† , Woo Seok Choi, Matthew F. Chisholm, Craig A. Bridges, M. Parans Paranthaman, and Ho Nyung Lee\*
Oak Ridge National Laboratory, Oak Ridge, TN, 37831, USA [†] These authors contributed equally to this work. [\*] E-mail: hnlee@... | arxiv | other | null | null | true | |
1310.1695 | Electronic phase diagram in the new BiS2-based Sr1-xLaxFBiS2 system | [
"Li Yuke ",
"Lin Xi ",
"Li Lin ",
"Zhou Nan ",
"Xu Xiaofeng ",
"Cao Chao ",
"Dai Jianhui ",
"Zhang Li ",
"Luo Yongkang ",
"Jiao Wenhe ",
"Tao Qian ",
"Cao Guanghan ",
"Xu Zhuan "
] | In this paper, we systematically study the electron doping effect in a new
BiS2-based system Sr1-xLaxFBiS2(0<x<0.7) through multiple techniques of X-ray
diffraction, electrical transport, magnetic susceptibility, and Hall effect
measurements. The parent compound SrFBiS2 is found to possess a
semiconducting-like groun... | 10.1088/0953-2048/27/3/035009 | 2013 | 2014-02-13 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1310.1695v2 | null | null | null | null | # Electronic phase diagram in the new BiS2-based Sr1−xLaxFBiS<sup>2</sup> system
Yuke Li<sup>1</sup>,<sup>2</sup> [†](#page-0-0), Xi Lin<sup>1</sup> , Lin Li<sup>1</sup> , Nan Zhou<sup>1</sup> , Xiaofeng Xu<sup>1</sup> [‡](#page-0-1), Chao Cao<sup>1</sup> , Jianhui Dai<sup>1</sup> , Li Zhang<sup>3</sup> , Yongkang Luo... | arxiv | other | null | null | true | |
1310.3451 | Origin of the energy gap in the narrow-gap semiconductor FeSb2 revealed
by high-pressure magnetotransport measurements | [
"Takahashi H. ",
"Okazaki R. ",
"Terasaki I. ",
"Yasui Y. "
] | To elucidate an origin of the two energy gaps in the narrow-gap semiconductor
FeSb2, we have investigated the effects of hydrostatic pressure on the
resistivity, Hall resistance and magnetoresistance at low temperatures. The
larger energy gap evaluated from the temperature dependence of resistivity
above 100 K is enh... | 10.1103/PhysRevB.88.165205 | 2013 | 2015-06-17 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1310.3451v1 | null | null | null | null | # **Origin of the energy gap in the narrow-gap semiconductor FeSb**<sup>2</sup> **revealed by high-pressure magnetotransport measurements**
H. Takahashi,<sup>1</sup> R. Okazaki,<sup>1</sup> I. Terasaki,<sup>1</sup> and Y. Yasui<sup>2</sup>
*<sup>1</sup>Department of Physics, Nagoya University, Nagoya 464-8602, Japan ... | arxiv | other | null | null | true | |
1310.3842 | High Pressure Effects on the Superconductivity in Rare-Earth Doped
CaFe2As2 | [
"Cargill Dan ",
"Uhoya Walter ",
"Krzysztof Gofryk ",
"Tsoi Georgiy M. ",
"Vohra Yogesh K. ",
"Sefat Athena S. ",
"Weir S. T. "
] | High-pressure superconductivity in a rare-earth doped Ca0.86Pr0.14Fe2As2
single crystalline sample has been studied up to 12 GPa and temperatures down
to 11 K using designer diamond anvil cell under a quasi-hydrostatic pressure
medium. The electrical resistance measurements were complemented by high
pressure and low ... | 10.1080/08957959.2013.879867 | 2013 | 2014-04-15 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1310.3842v2 | null | null | null | null | # **High Pressure Effects on the Superconductivity in Rare Earth Doped CaFe2As<sup>2</sup>**
Dan Cargill1, 2, Walter Uhoya<sup>2</sup> , Krzysztof Gofryk<sup>3</sup> , Georgiy M. Tsoi<sup>2</sup> , Yogesh K. Vohra<sup>2</sup> , Athena S. Sefat<sup>3</sup> , and S. T. Weir<sup>4</sup>
<sup>1</sup>Department of Physics... | arxiv | other | null | null | true | |
1310.4628 | High field magneto-transport study of YBa2Cu3O7-Agx (x = 0.0 to 0.20) | [
"Rani Poonam ",
"Pal Anand ",
"Awana V. P. S "
] | We report high field (up to 13 Tesla) magneto transport R(T)H] of YBa2Cu3O7
(YBCO):Agx (x= 0.0, 0.1 and 0.2) composites. The transport properties are
significantly improved by Ag doping on the insulating grain boundaries of YBCO.
Pure and Ag diffused YBCO superconducting samples are synthesized through solid
state re... | 10.1016/j.physc.2013.10.008 | 2013 | 2015-06-17 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1310.4628v2 | null | null | null | null | # **High field magneto-transport study of YBa2Cu3O7:Agx (x = 0.00–0.20)**
Poonam Rani, Anand Pal and V.P.S Awana\*
National Physical Laboratory (CSIR), Dr. K.S Krishnan Marg, New Delhi-110012, India
We report high field (up to 13 Tesla) magneto transport [*ρ*(*T*)*H*] of YBa2Cu3O7 (YBCO):Agx (x= 0.0, 0.1 and 0.2) co... | arxiv | other | null | null | true | |
1310.6451 | Optical Conductivity Measurement of a Dimer-Mott to Charge-Order Phase
Transition in a Two-Dimensional Quarter-Filled Organic Salt Compound | [
"Okazaki Ryuji ",
"Ikemoto Yuka ",
"Moriwaki Taro ",
"Shikama Takahisa ",
"Takahashi Kazuyuki ",
"Mori Hatsumi ",
"Nakaya Hideki ",
"Sasaki Takahiko ",
"Yasui Yukio ",
"Terasaki Ichiro "
] | We report a novel insulator-insulator transition arising from the internal
charge degrees of freedom in the two-dimensional quarter-filled organic salt
beta-(meso-DMBEDT-TTF)2PF6. The optical conductivity spectra above Tc = 70 K
display a prominent feature of the dimer-Mott insulator, characterized by a
substantial g... | 10.1103/PhysRevLett.111.217801 | 2013 | 2013-11-20 00:00:00 | Organic molecular conductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1310.6451v1 | null | null | null | null | # **Optical Conductivity Measurement of a Dimer-Mott to Charge-Order Phase Transition in a Two-Dimensional Quarter-Filled Organic Salt Compound**
Ryuji Okazaki1,<sup>∗</sup> , Yuka Ikemoto<sup>2</sup> , Taro Moriwaki<sup>2</sup> , Takahisa Shikama<sup>3</sup> , Kazuyuki Takahashi3,<sup>4</sup> ,
Hatsumi Mori<sup>3</s... | arxiv | other | null | null | true | |
1311.2715 | Multiferroicity in the Mott Insulating Charge-Transfer Salt
{\kappa}-(BEDT-TTF)$_2$Cu[N(CN)$_2$]Cl | [
"Lang M. ",
"Lunkenheimer P. ",
"Müller J. ",
"Loidl A. ",
"Hartmann B. ",
"Hoang N. H. ",
"Gati E. ",
"Schubert H. ",
"Schlueter J. A. "
] | The recently proposed multiferroic state of the charge-transfer salt
{\kappa}-(BEDT-TTF)$_2$Cu[N(CN)$_2$]Cl [P. Lunkenheimer et al., Nature Mater.,
vol. 11, pp. 755-758, Sept. 2012] has been studied by dc-conductivity, magnetic
susceptibility and measurements of the dielectric constant on various,
differently prepare... | 10.1109/TMAG.2013.2296333 | 2013 | 2018-07-04 00:00:00 | Organic materials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1311.2715v1 | null | null | null | null | # **MULTIFERROICITY IN THE MOTT INSULATING CHARGE-TRANSFER SALT** κ**-(BEDT-TTF)2CU[N(CN)2]CL**
M. Lang(a\*), P. Lunkenheimer(b), J. Müller(a), A. Loidl(b), B. Hartmann(a), N.H. Hoang(a), E. Gati(a), H. Schubert(a), and J. A. Schlueter(c)
*(a) Institute of Physics, Goethe-University Frankfurt(M), Germany (b)Experimen... | arxiv | other | null | null | true | |
1311.5439 | Nanostructured epoxies based on the self-assembly of block copolymers: a
new miscible block that can be tailored to different epoxy formulations | [
"Maiez-Tribut S. ",
"Pascault J. P. ",
"Soule E. R. ",
"Borrajo J. ",
"Williams R. J. J. "
] | Nanostructured thermosets may be obtained by self-assembly of amphiphilic
block copolymers in a reactive solvent and fixation of the morphologies by the
cross-linking reaction. Nanostructuration requires the presence of a bock that
remains miscible in the polymer during polymerization. The selection of the
miscible b... | 10.1021/ma062185l | 2013 | 2013-11-22 00:00:00 | Polymers | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1311.5439v1 | null | null | null | null | Nanostructured epoxies based on the self-assembly of block copolymers: a new miscible block that can be tailored to different epoxy formulations
**S. Maiez-Tribut,† J. P. Pascault,\*,† E. R. Soulé,‡ J. Borrajo,‡ and R. J. J. Williams‡**
*Laboratoire des Matériaux Macromoléculaires (LMM)/Ingénierie des Matériaux Polym... | arxiv | other | null | null | true | |
1311.6601 | Large enhancement in the generation efficiency of pure spin currents in
Ge using Heusler-compound Co_2FeSi electrodes | [
"Kasahara K. ",
"Fujita Y. ",
"Yamada S. ",
"Sawano K. ",
"Miyao M. ",
"Hamaya K. "
] | We show nonlocal spin transport in n-Ge based lateral spin-valve devices with
highly ordered Co_2FeSi/n^+-Ge Schottky tunnel contacts. Clear spin-valve
signals and Hanle-effect curves are demonstrated at low temperatures,
indicating generation, manipulation, and detection of pure spin currents in
n-Ge. The obtained s... | 10.7567/APEX.7.033002 | 2013 | 2015-06-18 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1311.6601v1 | null | null | null | null | ## Large enhancement in the generation efficiency of pure spin currents in Ge using Heusler-compound Co2FeSi electrodes
K. Kasahara,<sup>1</sup> Y. Fujita,<sup>1</sup> S. Yamada,<sup>1</sup> K. Sawano,<sup>2</sup> M. Miyao,<sup>1</sup> and K. Hamaya<sup>1</sup><sup>∗</sup>
<sup>1</sup>Department of Electronics, Kyush... | arxiv | other | null | null | true | |
1312.1086 | Physical characteristics and cation distribution of NiFe2O4 thin films
with high resistivity prepared by reactive co-sputtering | [
"Klewe Christoph ",
"Meinert Markus ",
"Boehnke Alexander ",
"Kuepper Karsten ",
"Arenholz Elke ",
"Gupta Arunava ",
"Schmalhorst Jan-Michael ",
"Kuschel Timo ",
"Reiss Guenter "
] | We fabricated NiFe2O thin films on MgAl2O4 (001) substrates by reactive dc
magnetron co-sputtering in a pure oxygen atmosphere at different substrate
temperatures. The film properties were investigated by various techniques with
a focus on their structure, surface topography, magnetic characteristics, and
transport p... | 10.1063/1.4869400 | 2013 | 2016-08-03 00:00:00 | Magnetic | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1312.1086v1 | null | null | null | null | # Physical characteristics and cation distribution of NiFe2O<sup>4</sup> thin films with high resistivity prepared by reactive co-sputtering
C. Klewe,1, [a\)](#page-0-0) M. Meinert,<sup>1</sup> A. Boehnke,<sup>1</sup> K. Kuepper,<sup>2</sup> E. Arenholz,<sup>3</sup> A. Gupta,<sup>4</sup> J.-M. Schmalhorst,<sup>1</sup>... | arxiv | other | null | null | true | |
1312.3707 | Superconducting and magneto-transport properties of BiS2 based
superconductor PrO1-xFxBiS2 (x = 0 to 0.9) | [
"Jha Rajveer ",
"Kishan Hari ",
"Awana V. P. S. "
] | We report superconducting properties of PrO1-xFxBiS2 compounds, synthesized
by the vacuum encapsulation technique. The synthesized PrO1-xFxBiS2 (x=0.1,
0.3, 0.5, 0.7 and 0.9) samples are crystallized in a tetragonal P4/nmm space
group. Both transport and DC magnetic susceptibility measurements showed bulk
superconduc... | 10.1063/1.4859535 | 2013 | 2015-06-18 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1312.3707v2 | null | null | null | null | # Superconducting and magneto-transport properties of BiS<sup>2</sup> based superconductor PrO1-xFxBiS<sup>2</sup> (x = 0 to 0.9)
Rajveer Jha, Hari Kishan and V.P.S. Awana
CSIR-National Physical Laboratory, Dr. K.S. Krishnan Marg, New Delhi-110012, India
**Abstract**: We report superconducting properties of PrO1-xFx... | arxiv | other | null | null | true | |
1312.5425 | Graphene Grown on Ge(001) from Atomic Source | [
"Lippert Gunther ",
"Dabrowski Jarek ",
"Schroeder Thomas ",
"Yamamoto Yuji ",
"Herziger Felix ",
"Maultzsch Janina ",
"Baringhaus Jens ",
"Tegenkamp Christoph ",
"Asensio Maria Carmen ",
"Avila Jose ",
"Lupina Grzegorz "
] | Among the many anticipated applications of graphene, some - such as
transistors for Si microelectronics - would greatly benefit from the
possibility to deposit graphene directly on a semiconductor grown on a Si
wafer. We report that Ge(001) layers on Si(001) wafers can be uniformly covered
with graphene at temperatur... | 10.1016/j.carbon.2014.03.042 | 2013 | 2014-05-20 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1312.5425v1 | null | null | null | null | # Graphene Grown on Ge(001) from Atomic Source
Gunther Lipperta, ∗ , Jarek Dąbrowski a , Thomas Schroeder a , Yuji Yamamoto a , Felix Herziger, Janina Maultzsch b , Jens Baringhaus c , Christoph Tegenkamp c , Maria Carmen Asensio d , Jose Avila d , Grzegorz Lupina a
<sup>a</sup>IHP, Im Technologiepark 25, 15236 Frank... | arxiv | other | null | null | true | |
1312.7015 | Ambipolar Transport and Magneto-resistance Crossover in a Mott
Insulator, Sr$_{2}$IrO$_{4}$ | [
"Ravichandran J. ",
"Serrao C. R. ",
"Efetov D. K. ",
"Yi D. ",
"Oh Y. S. ",
"Cheong S. -W. ",
"Ramesh R. ",
"Kim P. "
] | Electric field effect (EFE) controlled magnetoelectric transport in thin
films of undoped and La-doped Sr$_{2}$IrO$_{4}$ (SIO) were investigated under
the action of ionic liquid gating. Despite large carrier density modulation,
the temperature dependent resistance measurements exhibit insulating behavior
in chemicall... | 10.1088/0953-8984/28/50/505304 | 2013 | 2016-11-28 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1312.7015v2 | null | null | null | null | # **Ambipolar Transport and Magneto-resistance Crossover in a Mott Insulator, Sr**2**IrO**<sup>4</sup>
Jayakanth Ravichandran,∗,†,# Claudy Rayan Serrao,‡ Dmitri Efetov,¶,@ Di Yi,‡
Yoon Seok Oh,§ Sang-Wook Cheong,§ Ramamoorthy Ramesh,‡,k,<sup>⊥</sup> and Philip
Kim∗,†,<sup>4</sup>
*Department of Physics, Harvard Uni... | arxiv | other | null | null | true | |
1401.1650 | Li dynamics in carbon-rich polymer-derived SiCN ceramics probed by
nuclear magnetic resonance | [
"Baek Seung-Ho ",
"Reinold Lukas Mirko ",
"Graczyk-Zajac Magdelena ",
"Riedel Ralf ",
"Hammerath Franziska ",
"Büchner Bernd ",
"Grafe Hans-Joachim "
] | We report $^{7}$Li, $^{29}$Si, and $^{13}$C NMR studies of two different
carbon-rich SiCN ceramics SiCN-1 and SiCN-3 derived from the preceramic
polymers polyphenylvinylsilylcarbodiimide and polyphenylvinylsilazane,
respectively. From the spectral analysis of the three nuclei at room
temperature, we find that only th... | 10.1016/j.jpowsour.2013.12.065 | 2014 | 2014-01-09 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1401.1650v1 | null | null | null | null | # Li dynamics in carbon-rich polymer-derived SiCN ceramics probed by NMR
Seung-Ho Baeka,<sup>∗</sup> , Lukas Mirko Reinold<sup>b</sup> , Magdalena Graczyk-Zajac<sup>b</sup> , Ralf Riedel<sup>b</sup> , Franziska Hammerath<sup>a</sup> , Bernd Büchnera,c, Hans-Joachim Grafe<sup>a</sup>
a IFW-Dresden, Institute for Solid... | arxiv | other | null | null | true | |
1402.0617 | Possible Evolution of Antiferromagnetism in Zn-Doped Heavy-Fermion
Superconductor CeCoIn5 | [
"Yokoyama Makoto ",
"Fujimura Kenji ",
"Ishikawa Sara ",
"Kimura Masashi ",
"Hasegawa Takeshi ",
"Kawasaki Ikuto ",
"Tenya Kenichi ",
"Kono Yohei ",
"Sakakibara Toshiro "
] | We have succeeded in growing single crystals of the heavy-fermion
superconductor CeCo(In1-xZnx)5 with x<=0.07. Measurements of specific heat,
electrical resistivity, dc magnetization and ac susceptibility revealed that
the superconducting (SC) transition temperature Tc decreases from 2.25 K (x=0)
to 1.8 K (x=0.05) by... | 10.7566/JPSJ.83.033706 | 2014 | 2014-02-19 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1402.0617v1 | null | null | null | null | ## Possible Evolution of Antiferromagnetism in Zn-Doped Heavy-Fermion Superconductor CeCoIn<sup>5</sup>
Makoto Yokoyama,<sup>1</sup> <sup>∗</sup> Kenji Fujimura,<sup>1</sup> Sara Ishikawa,<sup>1</sup> Masashi Kimura,<sup>1</sup> Takeshi Hasegawa,<sup>1</sup> Ikuto Kawasaki,<sup>2</sup> , Kenichi Tenya<sup>3</sup> , Yo... | arxiv | other | null | null | true | |
1402.1400 | Dichotomy of Electronic Structure and Superconductivity between
Single-Layer and Double-Layer FeSe/SrTiO3 Films | [
"Liu Xu ",
"Liu Defa ",
"Zhang Wenhao ",
"He Junfeng ",
"Zhao Lin ",
"He Shaolong ",
"Mou Daixiang ",
"Li Fansen ",
"Tang Chenjia ",
"Li Zhi ",
"Wang Lili ",
"Peng Yingying ",
"Liu Yan ",
"Chen Chaoyu ",
"Yu Li ",
"Liu Guodong ",
"Dong Xiaoli ",
"Zhang Jun ",
"Chen Chuangtian ",
... | The latest discovery of possible high temperature superconductivity in the
single-layer FeSe film grown on a SrTiO3 substrate, together with the
observation of its unique electronic structure and nodeless superconducting
gap, has generated much attention. Initial work also found that, while the
single-layer FeSe/SrTi... | 10.1038/ncomms6047 | 2014 | 2015-06-18 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1402.1400v1 | null | null | null | null | ## Dichotomy of Electronic Structure and Superconductivity between Single-Layer and Double-Layer FeSe/SrTiO<sup>3</sup> Films
Xu Liu<sup>1</sup>,], Defa Liu<sup>1</sup>,], Wenhao Zhang<sup>3</sup>,4,], Junfeng He<sup>1</sup>,], Lin Zhao<sup>1</sup> , Shaolong He<sup>1</sup> ,
Daixiang Mou<sup>1</sup> , Fansen Li<sup>... | arxiv | other | null | null | true | |
1402.4526 | Superconducting nanowire single photon detectors fabricated from an
amorphous Mo0.75Ge0.25 thin film | [
"Verma V. B. ",
"Lita A. E. ",
"Vissers M. R. ",
"Marsili F. ",
"Pappas D. P. ",
"Mirin R. P. ",
"Nam S. W. "
] | We present the characteristics of superconducting nanowire single photon
detectors (SNSPDs) fabricated from amorphous Mo0.75Ge0.25 thin-films.
Fabricated devices show a saturation of the internal detection efficiency at
temperatures below 1 K, with system dark count rates below 500 counts per
second. Operation in a G... | 10.1063/1.4890277 | 2014 | 2015-06-18 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1402.4526v1 | null | null | null | null | ## **Superconducting nanowire single photon detectors fabricated from an amorphous Mo0.75Ge0.25 thin film**
V. B. Verma1\* , A. E. Lita<sup>1</sup> , M. R. Vissers<sup>1</sup> , F. Marsili<sup>2</sup> , D. P. Pappas<sup>1</sup> , R. P. Mirin<sup>1</sup> , and S. W. Nam<sup>1</sup>
*<sup>1</sup>National Institute of S... | arxiv | other | null | null | true | |
1402.5223 | Electron and Hole Injection via Charge Transfer at the
Topological-Insulator $Bi_{2-x}Sb_xTe_{3-y}Se_y$/Organic-Molecule Interface | [
"Tanabe Yoichi ",
"Huynh Khuong Kim ",
"Nouchi Ryo ",
"Heguri Satoshi ",
"Mu Gang ",
"Xu Jingtao ",
"Shimotani Hidekazu ",
"Tanigaki Katsumi "
] | As a methodology for controlling the carrier transport of topological
insulators (TI's), a flexible tuning in carrier number on the surface states
(SS's) of three dimensional TI's by surface modifications using organic
molecules is described. The principle of the carrier tuning and its type
conversion of TI's present... | 10.1021/jp409715s | 2014 | 2014-02-24 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1402.5223v1 | null | null | null | null | # *Electron and Hole Injection via Charge Transfer at the Topological-Insulator Bi2-xSbxTe3-ySe<sup>y</sup> /Organic-Molecule Interface*
*Yoichi Tanabe\*1, Khuong Kim Huynh\*2 , Ryo Nouchi2,3, Satoshi Heguri<sup>2</sup> , Gang Mu<sup>1</sup> , Jingtao Xu<sup>2</sup> , Hidekazu Shimotani<sup>1</sup> , Katsumi Tanigaki\... | arxiv | other | null | null | true | |
1403.3447 | Electroluminescence and photocurrent generation from atomically sharp
WSe2/MoS2 heterojunction p-n diodes | [
"Cheng Rui ",
"Li Dehui ",
"Zhou Hailong ",
"Wang Chen ",
"Yin Anxiang ",
"Jiang Shan ",
"Liu Yuan ",
"Chen Yu ",
"Huang Yu ",
"Duan Xiangfeng "
] | The p-n diodes represent the most fundamental device building block for
diverse optoelectronic functions, but are difficult to achieve in atomically
thin transition metal dichalcogenides (TMDs) due to the inability to
selectively dope them into p- or n-type semiconductors. Here we report the
first demonstration of an... | 10.1021/nl502075n | 2014 | 2014-09-17 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1403.3447v2 | null | null | null | null | ## **Electroluminescence and Photocurrent Generation from**
## **Atomically Sharp WSe2/MoS2 Heterojunction** *p-n* **Diodes**
Rui Cheng<sup>1</sup> , Dehui Li2 , Hailong Zhou<sup>2</sup> , Chen Wang<sup>1</sup> , Anxiang Yin<sup>2</sup> , Shan Jiang<sup>2</sup> , Yuan Liu1 , Yu Chen1 , Yu Huang1,3, Xiangfeng Duan2,3,... | arxiv | other | null | null | true | |
1403.3794 | Linear and Nonlinear Optical Properties of Mn doped Benzimidazole Thin
Films | [
"Praveen P. A. ",
"Babu R. Ramesh ",
"Prabhakaran SP. ",
"Ramamurthi K. "
] | In the present work, the Mn doped benzimidazole (BMZ) thin films were
prepared by simple chemical bath deposition technique. The material was
directly deposited as thin film on glass substrates and the metal concentration
in the solution was varied in weight percentage in order to investigate the
dopant effect on the... | 10.1063/1.4872829 | 2014 | 2014-04-29 00:00:00 | Organometallic materials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1403.3794v1 | null | null | null | null | # **Linear and Nonlinear Optical Properties of Mn doped Benzimidazole Thin Films**
P.A. Praveen1 , R. Ramesh Babu1,\*, SP. Prabhakaran1 , K. Ramamurthi<sup>2</sup>
*1 Crystal Growth and Thin film Laboratory, Department of Physics, Bharathidasan University, Tiruchirappalli-*
*620024, Tamilnadu, India. <sup>2</sup>*
... | arxiv | other | null | null | true | |
1403.7981 | Investigation of Complex Impedance and Modulus Properties of Nd Doped
0.5BiFeO3-0.5PbTiO3 Multiferroic Composites | [
"Behera Ajay Kumar ",
"Mohanty N. K. ",
"Satpathy S. K. ",
"Behera Banarji ",
"Nayak P. "
] | 0.5BiNdxFe1-xO3-0.5PbTiO3 (x=0.05, 0.10, 0.15, 0.20) composites were
successfully synthesized by a solid state reaction technique. At room
temperature X-ray diffraction shows tetragonal structure for all concentrations
of Nd doped 0.5BiFeO3-0.5PbTiO3 composites. The nature of Nyquist plot confirms
the presence of bul... | 10.2478/s11534-014-0436-0 | 2014 | 2018-02-14 00:00:00 | Composites | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1403.7981v1 | null | null | null | null | # **Investigation of Complex Impedance and Modulus Properties of Nd Doped 0.5BiFeO3-0.5PbTiO3 Multiferroic Composites**
Ajay Kumar Behera, N.K. Mohanty, S.K. Satpathy, Banarji Behera\* and P. Nayak Materials Research Laboratory, School of Physics, Sambalpur University, Jyoti Vihar, Burla – 768019, Odisha, India.
## *... | arxiv | other | null | null | true | |
1404.2965 | Thermal effect on magnetic parameters of high-coercivity cobalt ferrite | [
"Chagas E. F. ",
"Ponce A. S. ",
"Prado R. J. ",
"Silva G. M. ",
"Bettini J. ",
"Baggio-Saitovitch E. "
] | We prepared very high-coercivity cobalt ferrite nanoparticles using
short-time high-energy mechanical milling. After the milling process, the
coercivity of the nanoparticles reached 3.75 kOe - a value almost five times
higher than that obtained for the non-milled sample. We performed a thermal
treatment on the milled... | 10.1063/1.4890033 | 2014 | 2015-06-19 00:00:00 | Nanomaterials | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1404.2965v1 | null | null | null | null | # **Thermal effect on magnetic parameters of high-**
## **coercivity cobalt ferrite**
Chagas, E. F.1 , Ponce*,* A. S. <sup>1</sup> , Prado, R. J.1 , Silva, G. M. <sup>1</sup> , J. Bettini<sup>3</sup> and Baggio-Saitovitch, E.2
*1 Instituto de Física , Universidade Federal de Mato Grosso, 78060-900, Cuiabá-MT, Brazil... | arxiv | other | null | null | true | |
1404.4345 | Origin of High Temperature Oxidation Resistance of Ti-Al-Ta-N Coatings | [
"Hollerweger R. ",
"Riedl H. ",
"Paulitsch J. ",
"Arndt M. ",
"Rachbauer R. ",
"Polcik P. ",
"Primig S. ",
"Mayrhofer P. H. "
] | Alloying Ti-Al-N coatings with Ta has proven to enhance their hardness,
thermal stability, and oxidation resistance. However, especially for
arc-evaporated Ti-Al-Ta-N coatings only limited information on the detailed
influence of the elements on various properties is available. Therefore, we
have developed arc-evapor... | 10.1016/j.surfcoat.2014.02.067 | 2014 | 2014-04-17 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1404.4345v1 | null | null | null | null | # **Origin of High Temperature Oxidation Resistance of Ti-Al-Ta-N Coatings**
R. Hollerweger<sup>1</sup> , H. Riedl<sup>1</sup> , J. Paulitsch<sup>2</sup> , M. Arndt<sup>3</sup> , R. Rachbauer<sup>3</sup> , P. Polcik<sup>4</sup> , S. Primig<sup>5</sup> , P. H. Mayrhofer1,2
1 Christian Doppler Laboratory for Applicatio... | arxiv | other | null | null | true | |
1405.0104 | Effect of Electrical Properties on Gd modified BiFeO3-PbZrO3 | [
"Satpathy S. K. ",
"Mohanty N. K. ",
"Behera A. K ",
"Patra K. C. ",
"Behera B. ",
"Nayak P. "
] | The 0.5(BiGdxFe1-xO3)-0.5(PbZrO3) composite was synthesized using a high
temperature solid-state reaction technique. Preliminary X-ray structural
analysis confirms the formation of the composite. The dielectric constant and
loss tangent have been studied. The hysteresis loop suggest that the material
is lossy. The im... | null | 2014 | 2014-05-02 00:00:00 | Ceramics | http://creativecommons.org/licenses/by-nc-sa/3.0/ | http://arxiv.org/pdf/1405.0104v1 | null | null | null | null | # **Effect of Electrical Properties on Gd modified BiFeO3-PbZrO<sup>3</sup>**
*<sup>a</sup>S.K. Satpathy, <sup>a</sup>N.K. Mohanty, <sup>a</sup> A.K Behera, <sup>b</sup>K. C. Patra, <sup>a</sup> Banarji Behera, and <sup>a</sup> P. Nayak*
**<sup>a</sup>Materials Research Laboratory, School of Physics, Sambalpur Unive... | arxiv | other | null | null | true | |
1405.2427 | Correlation of magneto-electric coupling with crystal structure in Dy
doped hexagonal YMnO3 | [
"Singh A. K. ",
"Kaushik S. D. ",
"Siruguri V. ",
"Patnaik S. "
] | Coexistence of mutually influencing ferroelectric and magnetic ordering at
low temperature in hexagonal phase of rare-earth manganites gives rise to
interesting physical phenomena. Here, we report a detailed analysis of powder
neutron diffraction (ND) studies on polycrystalline Y1-xDyxMnO3 (x = 0, 0.05)
as a function... | null | 2014 | 2014-05-13 00:00:00 | Magnetic | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1405.2427v1 | null | null | null | null | # **Correlation of magneto-electric coupling with crystal structure in Dy doped hexagonal YMnO<sup>3</sup>**
A. K. Singh and S. Patnaik
School of Physical Sciences,
Jawaharlal Nehru University, New Delhi – 110067, India
S. D. Kaushik and V. Siruguri
UGC-DAE-Consortium for Scientific Research Mumbai Centre,
R5 She... | arxiv | other | null | null | true | |
1405.4103 | Networks of superconducting nano-puddles in 1/8 doped YBa2Cu3O6.5+y
controlled by thermal manipulation | [
"Ricci Alessandro ",
"Poccia Nicola ",
"Campi Gaetano ",
"Coneri Francesco ",
"Barba Luisa ",
"Arrighetti Gianmichele ",
"Polentarutti Maurizio ",
"Burghammer Manfred ",
"Sprung Michael ",
"Zimmermann Martin v. ",
"Bianconi Antonio "
] | While it is known that the nature and the arrangement of defects in complex
oxides have an impact on the material functionalities little is known on
control of superconductivity by oxygen interstitial organization in cuprates.
Here we report direct compelling evidence for the control of Tc, by
manipulation of the sup... | 10.1088/1367-2630/16/5/053030 | 2014 | 2014-05-19 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1405.4103v1 | null | null | null | null | ### **Networks of superconducting nano-puddles in 1/8 doped YBa2Cu3O6.5+y controlled by thermal manipulation**
Alessandro Ricci1, 2, Nicola Poccia2, 3, Gaetano Campi4 , Francesco Coneri<sup>3</sup> , Luisa Barba5 , Gianmichele Arrighetti<sup>5</sup> , Maurizio Polentarutti5 , Manfred Burghammer6, 7, Michael Sprung1 , ... | arxiv | other | null | null | true | |
1405.4134 | In-situ high energy synchrotron X-ray diffraction investigation of the
MgB2 phase formation and MgB2 tapes sintering | [
"Vignolo Maurizio ",
"Romano Gennaro ",
"Nardelli Davide ",
"Bellingeri Emilio ",
"Martinelli Alberto ",
"Bitchkov Alexey ",
"Bernini Cristina ",
"Malagoli Andrea ",
"Braccini Valeria ",
"Ferdeghini Carlo "
] | In the present paper we report an in-situ high-energy X-ray diffraction
analysis of MgB2 tapes during the preparation process. The experiment was
performed in a specifically designed furnace working in reducing atmosphere,
compatible with the Laue diffraction condition. The MgB2 synthesis was realized
starting from M... | 10.1088/0953-2048/24/6/065014 | 2014 | 2014-05-19 00:00:00 | Superconductor | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1405.4134v1 | null | null | null | null | # In-situ high energy synchrotron X-ray diffraction investigation of the MgB2 phase formation and MgB2 tapes sintering
Maurizio Vignolo1,\*, Gennaro Romano1 , Davide Nardelli2 , Emilio Bellingeri1 , Alberto Martinelli1 , Alexey Bitchkov<sup>3</sup> , Cristina Bernini<sup>1</sup> , Andrea Malagoli1 , Valeria Braccini1 ... | arxiv | other | null | null | true | |
1405.4334 | Strong Photoluminescence Enhancement of MoS2 through Defect Engineering
and Oxygen Bonding | [
"Nan Haiyan ",
"Wang Zilu ",
"Wang Wenhui ",
"Liang Zheng ",
"Lu Yan ",
"Chen Qian ",
"He Daowei ",
"Tan Pingheng ",
"Miao Feng ",
"Wang Xinran ",
"Wang Jinlan ",
"Ni Zhenhua "
] | We report on a strong photoluminescence (PL) enhancement of monolayer MoS2
through defect engineering and oxygen bonding. Micro- PL and Raman images
clearly reveal that the PL enhancement occurs at cracks/defects formed during
high temperature vacuum annealing. The PL enhancement at crack/defect sites
could be as hig... | 10.1021/nn500532f | 2014 | 2014-05-20 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1405.4334v1 | null | null | null | null | # Strong Photoluminescence Enhancement of MoS2 through
# Defect Engineering and Oxygen Bonding
Haiyan Nan†,&, Zilu Wang†,&, Wenhui Wang† , Zheng Liang‡ , Yan Lu§ , Qian Chen† ,
Daowei He║, Pingheng Tan§ , Feng Miao┴ , Xinran Wang║, Jinlan Wang† ,\* and
Zhenhua Ni† ,\*
*† Department of Physics, Southeast University... | arxiv | other | null | null | true | |
1405.4675 | Grain size determination of superconducting MgB2 powders from
magnetization curve, image analysis and surface area measurement | [
"Vignolo Maurizio ",
"Bovone Gianmarco ",
"Bellingeri Emilio ",
"Bernini Cristina ",
"Romano Gennaro ",
"Buscaglia Mariateresa ",
"Buscaglia Vincenzo ",
"Siri Antonio Sergio "
] | The present article reports a method for the average grain size evaluation of
superconducting nano-particles through their magnetic properties. The use of
SQUID magnetometry to determine the average MgB2 particle size was investigated
and the results compared with those achieved through other techniques. In
particula... | 10.1088/0953-2048/27/6/065007 | 2014 | 2014-05-20 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1405.4675v1 | null | null | null | null | # Grain size determination of superconducting MgB2 powders from magnetization curve, image analysis and surface area measurement
Maurizio Vignolo1,\*, Gianmarco Bovone2 , Emilio Bellingeri1 , Cristina Bernini1 , Gennaro Romano1,#, Maria Teresa Buscaglia3 , Vincenzo Buscaglia3 and Antonio Sergio Siri1,2
1 CNR-SPIN, C.... | arxiv | other | null | null | true | |
1405.5998 | Josephson mixers for terahertz detection | [
"Malnou Maxime ",
"Feuillet-Palma Cheryl ",
"Ulysse Christian ",
"Faini Giancarlo ",
"Febvre Pascal ",
"Sirena Martin ",
"Olanier Ludovic ",
"Lesueur Jerome ",
"Bergeal Nicolas "
] | We report on an experimental and theoretical study of the high-frequency
mixing properties of ion-irradiated YBa2Cu3O7 Josephson junctions embedded in
THz antennas. We investigated the influence of the local oscillator power and
frequency on the device performances. The experimental data are compared with
theoretical... | null | 2014 | 2014-05-26 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1405.5998v1 | null | null | null | null | 3
# Josephson mixers for terahertz detection
M. Malnou<sup>1</sup> , C. Feuillet-Palma<sup>1</sup> , C. Ulysse<sup>2</sup> , G. Faini<sup>2</sup> , P. Febvre<sup>3</sup> , M. Sirena<sup>4</sup> ,L. Olanier<sup>1</sup> , J. Lesueur<sup>1</sup> , N. Bergeal<sup>1</sup>
<sup>1</sup>Laboratoire de Physique et d'Etude de... | arxiv | other | null | null | true | |
1405.6558 | Anisotropic Superconductivity of Ca1-xLaxFeAs2 (x ~ 0.18) Single Crystal | [
"Zhou Wei ",
"Zhuang Jincheng ",
"Yuan Feifei ",
"Li Xiong ",
"Xing Xiangzhuo ",
"Sun Yue ",
"Shi Zhixiang "
] | Anisotropic superconducting properties including the upper critical field
Hc2, thermal activation energy U0, and critical current density Jc are
systematically studied in a large Ca1-xLaxFeAs2 single crystal (x ~ 0.18). The
obtained Hc2 bears a moderate anisotropy gamma of approximately 2-4.2, located
between those o... | 10.7567/APEX.7.063102 | 2014 | 2014-06-06 00:00:00 | Superconductors | http://creativecommons.org/licenses/by-nc-sa/3.0/ | http://arxiv.org/pdf/1405.6558v1 | null | null | null | null | # **Anisotropic Superconductivity of Ca1-***x***La***x***FeAs2 (***x* **~ 0.18) Single Crystal**
Wei Zhou, Jincheng Zhuang, Feifei Yuan, Xiong Li, Xiangzhuo Xing, Yue Sun, and Zhixiang Shi\*
*Department of Physics and Key Laboratory of MEMS of the Ministry of Education, Southeast University, Nanjing 211189, China*
\... | arxiv | other | null | null | true | |
1405.7515 | Current-Mode Deep Level Transient Spectroscopy of a Semiconductor
Nanowire Field-Effect Transistor | [
"Isakov Ivan ",
"Sourribes Marion J L ",
"Warburton Paul A "
] | One of the main limiting factors in the carrier mobility in semiconductor
nanowires is the presence of deep trap levels. While deep-level transient
spectroscopy (DLTS) has proved to be a powerful tool in analysing traps in bulk
semiconductors, this technique is ineffective for the characterisation of
nanowires due to... | null | 2014 | 2016-01-25 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1405.7515v3 | null | null | null | null | # Current-Mode Deep Level Transient Spectroscopy of a Semiconductor Nanowire Field-Effect Transistor
Ivan Isakov,1, 2 Marion J L Sourribes,<sup>1</sup> and Paul A Warburton<sup>1</sup>
<sup>1</sup>London Centre for Nanotechnology, University College London, 17-19 Gordon Street, London WC1H 0AH, United Kingdom, and De... | arxiv | other | null | null | true | |
1406.5235 | Broadband Magnetometry and Temperature Sensing with a Light Trapping
Diamond Waveguide | [
"Clevenson Hannah ",
"Trusheim Matthew E. ",
"Schroder Tim ",
"Teale Carson ",
"Braje Danielle ",
"Englund Dirk "
] | Solid-state quantum sensors are attracting wide interest because of their
exceptional sensitivity at room temperature. In particular, the spin properties
of individual nitrogen vacancy (NV) color centers in diamond make it an
outstanding nanoscale sensor of magnetic fields, electric fields, and
temperature, under amb... | 10.1038/nphys3291 | 2014 | 2015-05-20 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1406.5235v1 | null | null | null | null | # Broadband Magnetometry and Temperature Sensing with a Light Trapping Diamond Waveguide
Hannah Clevenson,<sup>∗</sup> Matthew E. Trusheim, Tim Schr¨oder, Carson Teale, and Dirk Englund† Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
> Daniel... | arxiv | other | null | null | true | |
1406.6483 | Surface acoustic wave driven ferromagnetic resonance in (Ga,Mn)(As,P)
epilayers | [
"Thevenard Laura ",
"Gourdon Catherine ",
"Prieur Jean-Yves ",
"von Bardeleben Hans Jürgen ",
"Vincent Serge ",
"Becerra Loic ",
"Largeau Ludovic ",
"Duquesne Jean-Yves "
] | Interdigitated transducers were used to generate and detect surface acoustic
waves on a thin layer of (Ga,Mn)(As,P). The out-of-plane uniaxial magnetic
anisotropy of this dilute magnetic semiconductor is very sensitive to the
strain of the layer, making it an ideal test material for the dynamic control
of magnetizati... | 10.1103/PhysRevB.90.094401 | 2014 | 2015-06-22 00:00:00 | Semiconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1406.6483v1 | null | null | null | null | # Surface acoustic wave driven ferromagnetic resonance in (Ga,Mn)(As,P) epilayers
L. Thevenard1,<sup>2</sup> , C. Gourdon1,<sup>2</sup> , J. Y. Prieur1,<sup>2</sup> , H. J. von Bardeleben1,<sup>2</sup> ,
S. Vincent1,<sup>2</sup> , L. Becerra1,<sup>2</sup> , L. Largeau<sup>3</sup> , and J.-Y. Duquesne1,<sup>2</sup>
<... | arxiv | other | null | null | true | |
1407.2049 | Effect of divalent Ba cation substitution with Sr on coupled multiglass
state in the magnetoelectric multiferroic compound Ba3NbFe3Si2O14 | [
"Rathore Satyapal Singh ",
"Vitta Satish "
] | (Ba/Sr)3NbFe3Si2O14 is a magnetoelectric multiferroic with an incommensurate
antiferromagnetic spiral magnetic structure which induces electric polarization
at 26 K. The structure, as revealed by x-rays and neutrons, as well as static
and dynamic magnetic and dielectric properties of these compounds have been
studied... | 10.1038/srep09751 | 2014 | 2015-10-30 00:00:00 | Magnetics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1407.2049v1 | null | null | null | null | # **Effect of divalent Ba cation substitution with Sr on coupled 'multiglass' state in the magnetoelectric multiferroic compound Ba3NbFe3Si2O<sup>14</sup>**
## **Satyapal Singh Rathore and Satish Vitta\* Indian Institute of Technology Bombay Mumbai 400076; India.**
#### **Abstract**
(Ba/Sr)3NbFe3Si2O<sup>14</sup> is... | arxiv | other | null | null | true | |
1407.7653 | Impedance Spectroscopy Study in the vicinity of Ferroelectric Phase
Transition | [
"Borkar Hitesh ",
"Tomar M ",
"Gupta Vinay ",
"Kumar Ashok "
] | An impedance spectroscopy (IS) is a versatile tool to study the effect of
grains (bulk), grain boundaries and electrode-electrolyte interface on
dielectric and electrical properties of electro-ceramics. This study only
focuses the high frequency (1 kHz to 10 MHz) probe of bulk ferroelectric
capacitance near ferroelec... | null | 2014 | 2014-07-30 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1407.7653v1 | null | null | null | null | ### **Impedance Spectroscopy Study in the vicinity of Ferroelectric Phase Transition**
#### **Hitesh Borkar<sup>1</sup> , M Tomar<sup>2</sup> , Vinay Gupta<sup>3</sup> , Ashok Kumar1,\***
<sup>1</sup>CSIR-National Physical Laboratory, Dr. K. S. Krishnan Marg, New Delhi 110012, India
<sup>2</sup>Department of Physics... | arxiv | other | null | null | true | |
1407.8472 | Transport and pinning properties of Ag-doped FeSe0.94 | [
"Nazarova E. ",
"Balchev N. ",
"Nenkov K. ",
"Buchkov K. ",
"Kovacheva D. ",
"Zahariev A. ",
"Fuchs G. "
] | We investigated the superconducting transition and the pinning properties of
undoped and Ag-doped FeSe0.94 at magnetic fields up to 14 T. It was established
that due to Ag addition the hexagonal phase formation in melted FeSe0.94
samples is suppressed and the grain connectivity is strongly improved. The
obtained supe... | 10.1088/0953-2048/28/2/025013 | 2014 | 2015-06-22 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1407.8472v1 | null | null | null | null | ## **Transport and pinning properties of Ag-doped FeSe0.94**
E. Nazarova1,2, N. Balchev1 , K. Nenkov2,4, K. Buchkov1 , D. Kovacheva3 , A. Zahariev1 and G. Fuchs<sup>2</sup>
1 *Institute of Solid State Physics, Bulgarian Academy of Sciences, 1784 Sofia, Bulgaria 2 Leibniz Institute for Solid State and Materials Resear... | arxiv | other | null | null | true | |
1408.1241 | Synthesis, single crystal growth and properties of $Sr_5Pb_3ZnO_{12}$ | [
"Winiarski Michał J. ",
"Szreder Natalia A. ",
"Barczyński Ryszard J. ",
"Klimczuk Tomasz "
] | The novel $Sr_5Pb_3ZnO_{12}$ oxide was synthesized by the solid-state
reaction method. The crystal structure was studied by means of the powder x-ray
diffraction Rietveld method and was found to be similar to 3 other previously
known $Sr_5Pb_3MO_{12}$ compounds (M = Co, Ni, Cu). Crystals of several hundred
microns in... | 10.1016/j.jallcom.2014.07.156 | 2014 | 2014-08-22 00:00:00 | Ceramics | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1408.1241v1 | null | null | null | null | # Synthesis, single crystal growth and properties of Sr5Pb3ZnO<sup>12</sup>
M.J. Winiarskia,<sup>∗</sup> , N. A. Szreder<sup>a</sup> , R. J. Barczyński<sup>a</sup> , T. Klimczuka,<sup>∗</sup>
*<sup>a</sup>Faculty of Applied Physics and Mathematics, Gdańsk University of Technology, ul. Narutowicza 11/12, 80-233 Gdańsk... | arxiv | other | null | null | true | |
1408.2913 | Systematic Variations in the Charge-Glass-Forming Ability of
Geometrically Frustrated $\theta$-(BEDT-TTF)$_2X$ Organic Conductors | [
"Sato T. ",
"Kagawa F. ",
"Kobayashi K. ",
"Ueda A. ",
"Mori H. ",
"Miyagawa K. ",
"Kanoda K. ",
"Kumai R. ",
"Murakami Y. ",
"Tokura Y. "
] | The critical cooling rate $R_{\rm c}$ above which charge ordering is
kinetically avoided upon cooling, which results in charge-glass formation, was
investigated for the geometrically frustrated system $\theta$-(BEDT-TTF)$_2X$.
X-ray diffraction experiments revealed that
$\theta$-(BEDT-TTF)$_2$TlCo(SCN)$_4$ exhibits a... | 10.7566/JPSJ.83.083602 | 2014 | 2014-08-14 00:00:00 | Organic Conductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1408.2913v1 | null | null | null | null | ## Systematic Variations in the Charge-Glass-Forming Ability of Geometrically Frustrated θ-(BEDT-TTF)2X Organic Conductors
T. Sato,<sup>1</sup> F. Kagawa,2, [∗](#page-3-0) K. Kobayashi,<sup>3</sup> K. Miyagawa,<sup>1</sup> K. Kanoda,<sup>1</sup>
R. Kumai,<sup>3</sup> Y. Murakami,<sup>3</sup> A. Ueda,<sup>4</sup> H. M... | arxiv | other | null | null | true | |
1408.3177 | Superconducting TiN Films Sputtered over a Large Range of Substrate DC
Bias | [
"Jaim H. M. Iftekhar ",
"Aguilar J. A. ",
"Sarabi B. ",
"Rosen Y. J. ",
"Ramanayaka A. N. ",
"Lock E. H. ",
"Richardson C. J. K. ",
"Osborn K. D. "
] | We have investigated properties of superconducting titanium nitride (TiN)
films that were sputtered over a large range of RF-induced DC bias voltage
applied to the substrate. Films grown with the largest bias voltages contained
cubic TiN phases with a large fraction of the (200) crystalline growth
orientation. These ... | 10.1109/TASC.2014.2366036 | 2014 | 2015-05-29 00:00:00 | Superconductors | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ | http://arxiv.org/pdf/1408.3177v2 | null | null | null | null | # Superconducting TiN Films Sputtered over a Large Range of Substrate DC Bias
H. M. Iftekhar Jaim, J. A. Aguilar, B. Sarabi, Y. J. Rosen, A. N. Ramanayaka, E. H. Lock, C. J. K. Richardson, and K. D. Osborn
*Abstract***— We have investigated properties of superconducting titanium nitride (TiN) films that were sputtere... | arxiv | other | null | null | true |
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