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Related papers: Conductivity of Layered Crystals

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We investigate the manifestation of the stripes in the in-plane resistivity anisotropy in untwinned single crystals of La_{2-x}Sr_{x}CuO_{4} (x = 0.02 - 0.04) and YBa_{2}Cu_{3}O_{y} (y = 6.35 - 7.0). It is found that both systems show…

Superconductivity · Physics 2009-11-07 Yoichi Ando , Kouji Segawa , Seiki Komiya , A. N. Lavrov

Elucidating the phase diagram of solid hydrogen is a key objective in condensed matter physics. Several decades ago, it was proposed that at low temperatures and high pressures, solid hydrogen would be a metal with a high superconducting…

Superconductivity · Physics 2023-11-14 Mehmet Dogan , James R. Chelikowsky , Marvin L. Cohen

Shrinking CMOS interconnect dimensions to the nanometer scale intensifies electron scattering at surfaces, interfaces, and grain boundaries, causing severe conductivity loss and challenging copper-based designs. Here we present a…

Materials Science · Physics 2025-08-13 YoungJun Lee , Jin Soo Lee , Seungjun Lee , Seoung-Hun Kang , Young-Kyun Kwon

We consider coherent radiative thermal conductance of a multilayer photonic crystal. The crystal consists of alternating layers of lossless dielectric slabs and vacuum, where heat is conducted only through photons. We show that such a…

Materials Science · Physics 2009-11-13 Wah Tung Lau , Jung-Tsung Shen , Georgios Veronis , Paul Braun , Shanhui Fan

There exist strong experimental evidences for the dimensional cross-over from two to three dimensions as \lan compounds are overdoped. In this paper we describe the dimensional cross-over of the layered correlated metal in the gauge theory…

Condensed Matter · Physics 2009-10-28 H. C. Lee , P. B. Wiegmann

Nonreciprocal transport phenomena indicate that the forward and backward flows differ, and are attributed to broken inversion symmetry. In this paper, we study the nonreciprocity of a thermal and thermoelectric transport of electronic…

Mesoscale and Nanoscale Physics · Physics 2019-03-13 Ryota Nakai , Naoto Nagaosa

This paper carries out a linear stability analysis of a plane Couette flow in a porous layer underlying a fluid layer where the porous layer is anisotropic and inhomogeneous. The plane Couette flow is induced due to the uniform movement of…

Fluid Dynamics · Physics 2023-04-10 Nandita Barman , Anjali Aleria , Premananda Bera

Peculiarities of the defect modes of cholesteric liquid crystals (CLCs) with an isotropic/anisotropic defect inside are investigated. The influence of the defect layer thickness and its anisotropy of refraction, the influence of the system…

Recent experimental observations of anisotropic conductivity in stretched polymer electrolytes films of the polyethylene oxide family are discussed. The main experimental observations, enhancement of the ionic diffusion and conductivity in…

Soft Condensed Matter · Physics 2007-05-23 Oliver Duerr , Wolfgang Dieterich , Philipp Maas , Abraham Nitzan

A novel interplay between d-wave superconducting order parameter symmetry and the underlying Cu 3d orbital based electronic structure of Copper-Oxides leads to a striking anisotropy in the superfluid response of these systems. In clean…

Condensed Matter · Physics 2009-10-28 T. Xiang , J. M. Wheatley

Anisotropic nanomaterials possess interesting thermal transport properties because they allow orientation of heat fluxes along preferential directions due to a high ratio (up to three orders of magnitude) between their in-plane and…

Materials Science · Physics 2017-01-10 Mykola Isaiev , Oles Didukh , Tetyana Nychyporuk , Victor Timoshenko , Vladimir Lysenko

A method is presented for approximating the effective conductivity of composite media with thin interphase regions, which is exact to first order in the interphase thickness. The approximations are computationally efficient in the sense the…

Analysis of PDEs · Mathematics 2015-06-15 Bacim Alali , Graeme W. Milton

The recently discovered anisotropy of the longitudinal resistance of two-dimensional electrons near half filling of high Landau levels is found to persist to much higher temperatures T when a large in-plane magnetic field B|| is applied.…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 K. B. Cooper , M. P. Lilly , J. P. Eisenstein , L. N. Pfeiffer , K. W. West

We consider a trapped quasi2D dipolar Bose Einstein condensate (q2D DBEC) with a polariza- tion tilted into the plane of motion. We show that by tilting the polarization axis, the coherence properties are anisotropic. Such a system will…

Atomic Physics · Physics 2012-11-06 Christopher Ticknor

Multi-Weyl semimetals are new types of Weyl semimetals which have anisotropic non-linear energy dispersion and a topological charge larger than one, thus exhibiting a unique quantum response. Using a unified lattice model, we calculate the…

Mesoscale and Nanoscale Physics · Physics 2017-05-03 Seongjin Ahn , E. J. Mele , Hongki Min

We study thermoelectric conductivities and shear viscosities in a holographically anisotropic model, which is dual to a spatially anisotropic $\mathcal{N}=4$ super-Yang-Mills theory at finite chemical potential. Momentum relaxation is…

High Energy Physics - Theory · Physics 2015-11-25 Xian-Hui Ge , Yi Ling , Chao Niu , Sang-Jin Sin

Superconductivity or metallic state may coexist with density wave ordering at imperfect nesting of the Fermi surface. In addition to the macroscopic spatial phase separation, there are, at least, two possible microscopic structures of such…

Strongly Correlated Electrons · Physics 2015-06-23 P. D. Grigoriev , S. S. Kostenko

Hall effect and magnetoresistance have been measured on single crystals of the parent phase NaFeAs under a uniaxial pressure. Although significant difference of the in-plane resistivity $\rho_{xx}(I\parallel a)$ and $\rho_{xx}(I\parallel…

Superconductivity · Physics 2015-09-21 Qiang Deng , Jie Xing , Jianzhong Liu , Huan Yang , Hai-Hu Wen

We consider the effect of interband transitions on the c-axis conductivity, DC resistivity, and thermal conductivity in a plane-chain bilayer model of a cuprate. The relation between the c-axis resistivity and thermal conductivity is…

Condensed Matter · Physics 2007-05-23 W. C. Wu , W. A. Atkinson , J. P. Carbotte

We propose a model and derive analytical expressions for conductivity in heterogeneous fully anisotropic conductors with ellipsoid superconducting inclusions. This model and calculations are useful to analyze the observed temperature…

Superconductivity · Physics 2018-10-02 S. S. Seidov , K. K. Kesharpu , P. I. Karpov , P. D. Grigoriev
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