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Related papers: Comment on the thermal Hall effect in cuprates

200 papers

We report magnetic susceptibility performed on overdoped Bi2Sr2CuO6+d powders as a function of oxygen doping d and temperature T. The decrease of the spin susceptibility with increasing T is confirmed. At sufficient high temperature, the…

Superconductivity · Physics 2009-11-07 G. Le Bras , Z. Konstantinovic , J-P. Carton , A. Forget , D. Colson , F. Jean , G. Collin , Y. Dumont , C. Ayache

The thermal resistivity of manganites and cuprates is shown to correlate with local lattice distortions and the presence of localized holes as determined from neutron diffraction and nuclear quadrupole resonance. Oxygen doping dependent…

Superconductivity · Physics 2007-05-23 J. L. Cohn

Angle resolved photoemission (ARPES) experiments reveal the coherent electronic excitation in the energy spectrum of under- and optimally doped cuprates at temperatures above their temperature of transition into superconducting state only…

Superconductivity · Physics 2013-09-04 Lev P. Gor'kov , Gegory B. Teitel'baum

We examine the possibility that the experimentally observed enhancement of superconducting (SC) fluctuations above the SC transition temperature in the underdoped cuprates is caused by stripes -- an intrinsic electronic inhomogeneity,…

Superconductivity · Physics 2015-05-18 Ivar Martin , C. Panagopoulos

We search for dynamical magnetoelectric phenomena in three-dimensional correlated systems with spin-orbit coupling. We focus on the antiferromagnetic insulator phases where the dynamical axion field is realized by the fluctuation of the…

Strongly Correlated Electrons · Physics 2016-03-02 Akihiko Sekine , Kentaro Nomura

We report magnetoresistance and Hall Effect results for electron-doped films of the high-temperature superconductor La$_{2-x}$Ce$_x$CuO$_4$ (LCCO) for temperatures from 0.7 to 45 K and magnetic fields up to 65 T. For x = 0.12 and 0.13, just…

Strongly Correlated Electrons · Physics 2020-07-28 Tarapada Sarkar , Nicholas R Poniatowski , Joshua S. Higgins , P. R. Mandal , Mun K Chan , Richard L Greene

Unveiling the nature of the pseudogap and its relation to both superconductivity and antiferromagnetic Mott insulators, the pairing mechanism, and a non-Fermi liquid phase is a key issue for understanding high temperature superconductivity…

Superconductivity · Physics 2013-02-14 Takashi Uchino

We present comparative theoretical investigation of thermoelectric power and Hall effect in the Hubbard model for correlated metal and Mott insulator (considered as prototype cuprate superconductor) for different concentrations of current…

Strongly Correlated Electrons · Physics 2024-01-23 E. Z. Kuchinskii , N. A. Kuleeva , M. V. Sadovskii

We demonstrate theoretically that the thermal Hall effect of magnons in collinear antiferromagnetic insulators is an indicator of magnetic and topological phase transitions in the magnon spectrum. The transversal heat current of magnons…

Strongly Correlated Electrons · Physics 2022-03-23 Robin R. Neumann , Alexander Mook , Jürgen Henk , Ingrid Mertig

The critical temperature of an underdoped cuprate superconductor is limited by its phase stiffness $\rho$. In this Letter we argue that the dependence of $\rho$ on doping $x$ should be understood as a consequence of deleterious competition…

Strongly Correlated Electrons · Physics 2015-05-13 Wei-Cheng Lee , Jairo Sinova , A. A. Burkov , Yogesh Joglekar , A. H. MacDonald

In the work we highlight the structural features of 2D perovskite cuprates (tilted CuO$_6$ octahedra with different orientation with respect to spacer rocksalt layers), where sources of charge and spin inhomogeneity can be hidden. We used…

Strongly Correlated Electrons · Physics 2023-09-20 Vladimir A. Gavrichkov , Semyon I. Polukeev

We report resistivity and Hall effect measurements in electron-doped Pr$_{2-x}$Ce$_{x}$CuO$_{4-\delta}$ films in magnetic field up to 58 T. In contrast to hole-doped cuprates, we find a surprising non-linear magnetic field dependence of…

Superconductivity · Physics 2009-11-13 Pengcheng Li , F. F. Balakirev , R. L. Greene

Transport properties are studied for the flux state with the gauge flux $\phi$ per plaquett, which may model the underdoped cuprates, with the emphasis on the particle-hole and parity/chiral symmetries.This model is reduced to the Dirac…

Superconductivity · Physics 2009-11-07 Masaru Onoda , Naoto Nagaosa

TiO$_2$ anatase doped with Co has been recently reported to exhibit room-temperature ferromagnetism. $Ab$ $initio$ study on substitutional Co doping, however, yielded much larger magnetic moment for Co than experiment. Our calculations…

Materials Science · Physics 2007-05-23 W. T. Geng , K. S. Kim

Copper and Nickel impurities have been doped into the iron pnictide superconductor Ba0.6K0.4Fe2As2. Resistivity measurements reveal that Cu and Ni impurities suppress superconducting transition temperature T_c with rates of \Delta T_c/Cu-1%…

Superconductivity · Physics 2015-06-15 Peng Cheng , Bing Shen , Fei Han , Hai-Hu Wen

The temperature, doping and field dependences of the magnetoresistance (MR) in Pr_(2-x)Ce_(x)CuO_(4-delta) films are reported. We distinguish between orbital MR, found when the magnetic field is applied perpendicular to the ab planes, and…

Superconductivity · Physics 2007-05-23 Y. Dagan , A. Biswas , M. C. Barr , W. M. Fisher , R. L. Greene

The electron-doped cuprate Pr(2-x)Ce(x)CuO(4) is investigated using infrared magneto-optical measurements. The optical Hall conductivity sigma_{xy} shows a strong doping, frequency and temperature dependence consistent with the presence of…

The possible scenario of what happens in the plane during the doping of cuprates with oxygen holes is subject of this brief communication. The simultaneously inserted oxygen holes and electrons create two components plasma. The oxygen holes…

Superconductivity · Physics 2012-09-11 H. J. Sajosch

The Hall effect, particularly that arising from in-plane magnetic field, has recently emerged as a sensitive probe of quantum geometric properties in solids. Especially in trigonal systems, in-plane anomalous Hall effect (AHE) can be…

Neutron scattering experiments were performed on the undoped and hole-doped Ca$_{2+x}$Y$_{2-x}$Cu$_5$O$_{10}$, which consists of ferromagnetic edge-sharing CuO$_2$ chains. It was previously reported that in the undoped…

Strongly Correlated Electrons · Physics 2009-11-10 M. Matsuda , K. Kakurai , S. Kurogi , K. Kudo , Y. Koike , H. Yamaguchi , T. Ito , K. Oka