English
Related papers

Related papers: mGluR5 Knockout mice exhibit normal conditioned pl…

200 papers

High-speed electrical switching of Ge2Sb2Te5 (GST) remains a challenging task due to the large impedance mismatch between the low-conductivity amorphous state and the high-conductivity crystalline state. In this letter, we demonstrate an…

Accumulating evidence suggest that human behavior in trial-and-error learning tasks based on decisions between discrete actions may involve a combination of reinforcement learning (RL) and working-memory (WM). While the understanding of…

Artificial Intelligence · Computer Science 2019-04-30 Guillaume Viejo , Benoît Girard , Emmanuel Procyk , Mehdi Khamassi

We studied structural and magnetic properties of a series of insulating double perovskite compounds, La$_{2-x}$Sr$_{x}$CuRuO$_{6}$ (0 $\le$ x $\le$ 1), representing doping via \textit{A}-site substitution. The end members…

Strongly Correlated Electrons · Physics 2012-09-19 P. Anil Kumar , R. Mathieu , R. Vijayaraghavan , Subham Majumdar , Olof Karis , P. Nordblad , Biplab Sanyal , Olle Eriksson , D. D. Sarma

We have investigated the effect of transition metal dopants on the local structure of the prototypical 0.75 Pb(Mg$_{1/3}$Nb$_{2/3}$)O$_3$-0.25 PbTiO$_3$ relaxor ferroelectric. We find that these dopants give rise to very different local…

Materials Science · Physics 2018-05-09 Hengxin Tan , Hiroyuki Takenaka , Changsong Xu , Wenhui Duan , Ilya Grinberg , Andrew M. Rappe

In a conventional superconductor, the spin-lattice relaxation rate on all nuclei should have the same temperature dependence below Tc. We performed $^{23}$Na, $^{75}$As, and $^{59}$Co NMR studies on single crystals of NaFe0.95Co0.05As, and…

Superconductivity · Physics 2010-03-16 L. Ma , J. Zhang , G. F. Chen , T. -L. Xia , J. B. He , D. M. Wang , W. Yu

Superconductivity in copper oxides emerges on doping holes or electrons into their Mott insulating parent compounds. The spin excitations are thought to be the mediating glue for the pairing in superconductivity. Here the momentum and…

Superconductivity · Physics 2017-03-28 Pengfei Jing , Huaisong Zhao , Lulin Kuang , Yu Lan , Shiping Feng

Mn_2V_1-xCo_xZ (Z=Ga,Al and x=0, 0.25, 0.5, 0.75, 1) Heusler compounds have been synthesized to investigate the effect of Co substitution at the V site on the magnetic moment and Curie temperatures of half-metallic ferrimagnets Mn_2VGa and…

Materials Science · Physics 2017-10-30 Midhunlal P , Arout Chelvane J , Arjun Krishnan U M , Harish Kumar N

Change in structure and magnetic properties of SmCo5-xFex permanent magnets for different values of x ranging from 0 to 2 have been studied. Structural investigation from X-ray diffraction (XRD) patterns confirms the hexagonal CaCu5-type…

Materials Science · Physics 2014-02-04 Bhaskar Das , Balamurugan Balasubramanian , David J. Sellmyer

Selective interleukin-23 receptor antagonists (IL-23RA) show promise for treating moderate to severe ulcerative colitis (UC) but their efficacy and safety are not fully understood. We performed a systematic review and meta-analysis of…

We discuss the properties of superconducting derivatives of the RuSr2GdCu2O8 (1212-type) ruthenocuprate, for which heterovalent doping has been achieved through partial substitution of Cu ions into the RuO2 planes (Ru1-xSr2GdCu2+xO8-d,…

In reinforcement learning for legged robot locomotion, crafting effective reward strategies is crucial. Pre-defined gait patterns and complex reward systems are widely used to stabilize policy training. Drawing from the natural locomotion…

We report magnetotransport measurements and its scaling analysis for the optimally electron doped Sr(Fe${_{0.88}}$Co${_{0.12}}$)${_2}$As${_2}$ system. We pbserve that both the Kohler's and modified Kohler's scalings are violated.…

Superconductivity · Physics 2018-12-05 Rohit Kumar , Luminita Harnagea , Archana Lakhani , Sunil Nair

The dielectric behavior of half doped manganites La0.5Ca0.5-xSrxMnO3 (0.1 \leq \times \leq 0.4) with varying magnetic ground states has been studied. The real part of relative permittivity as a function of temperature {\epsilon}^'(T),…

Materials Science · Physics 2015-05-20 Indu Dhiman , S. K. Deshpande , A. Das

We report a detailed inelastic neutron scattering study of the collective magnetic excitations of overdoped superconducting La1.78Sr0.22CuO4 for the energy range 0-160 meV. Our measurements show that overdoping suppresses the strong…

Superconductivity · Physics 2007-09-04 O. J. Lipscombe , S. M. Hayden , B. Vignolle , D. F. McMorrow , T. G. Perring

This paper demonstrates the anisotropic response of quantum critical fluctuations with respect to the direction of the magnetic field $B$ in Ni-doped CeCoIn$_5$ by measuring the magnetization $M$ and specific heat $C$. The results show that…

Strongly Correlated Electrons · Physics 2019-02-19 M. Yokoyama , K. Suzuki , K. Tenya , S. Nakamura , Y. Kono , S. Kittaka , T. Sakakibara

The Mn2Ge2Te6 shows intrinsic ferromagnetic (FM) order, with Curie temperature (Tc) of 316 K. The FM order origins from superexchange interaction between Mn and Te atoms. Mn2Ge2Te6 is half-metal (HM), and spin-\b{eta} electron is a…

Chemical Physics · Physics 2022-05-04 Ziyuan An , Ya Su , Shuang Ni , Zhaoyong Guan

PuCoGa$_5$ has emerged as a prototypical heavy-fermion superconductor, with its transition temperature ($T_c\simeq18.5$ K) being the highest amongst such materials. Nonetheless, a clear description as to what drives the superconducting…

Strongly Correlated Electrons · Physics 2016-11-15 G. Koutroulakis , H. Yasuoka , P. H. Tobash , J. N. Mitchell , E. D. Bauer , J. D. Thompson

The magnetic properties in manganite have been found to be highly sensitive to the doping and structural manipulations. Here, we report the effect of B-site bismuth doping on the magnetic and transport properties in La0.5Ca0.5Mn1-xBixO3…

Mesoscale and Nanoscale Physics · Physics 2018-11-14 Himanshu Sharma , Deepak Kumar , Ashwin Tulapurkar , C. V. Tomy

Burn-induced insulin resistance is associated with increased morbidity and mortality; however, the impact of burn injury on tissue-specific insulin sensitivity and its molecular mechanisms with consideration of insulin state remains unknown…

Identifying quantum critical points (QCPs) and their associated fluctuations may hold the key to unraveling the unusual electronic phenomena observed in cuprate superconductors. Recently, signatures of quantum fluctuations associated with…