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Based on the previously suggested model of nanoscale dislocations induced Josephson junctions and their arrays, we study the magnetic field induced electric polarization effects in intrinsically granular superconductors. In addition to a…

Superconductivity · Physics 2015-06-25 Sergei Sergeenkov

We have performed an experimental study on the temperature and field dependence of magnetization of a series of superconducting Mo$_{100-x}$Re$_x$ alloys. Our studies reveal the presence of high field paramagnetic effect (HFPME) in these…

Superconductivity · Physics 2018-03-30 Shyam Sundar , M K Chattopadhyay , L S Sharath Chandra , S B Roy

The holographic approach to study strongly coupled superconductors in the presence of dark matter is reviewed. We discuss the influence of dark matter on the superconducting transition temperature of both s-wave and p-wave holographic…

General Physics · Physics 2017-11-22 Marek Rogatko , Karol I. Wysokinski

The emergence of the Chiral Magnetic Effect (CME) and the related anomalous current is investigated using the real time Dirac-Heisenberg-Wigner formalism. This method is widely used for describing strong field physics and QED vacuum…

High Energy Physics - Phenomenology · Physics 2018-08-08 Dániel Berényi , Péter Lévai

The Meissner effect is studied by using an approach based on Newton and Maxwell's equations. The objective is to assess the relevance of London's equation and shed light on the connection between the Meissner and skin effects. The…

Superconductivity · Physics 2018-06-05 Jacob Szeftel , Nicolas Sandeau , Antoine Khater

It has been predicted that emergent chiral magnetic fields can be generated by crystal deformation in Weyl/Dirac metals and superconductors. The emergent fields give rise to chiral anomaly phenomena as in the case of Weyl semimetals with…

Superconductivity · Physics 2018-04-27 Taiki Matsushita , Tianyu Liu , Takeshi Mizushima , Satoshi Fujimoto

Dimensional effects in the critical properties of multilayer Heisenberg films have been numerically studied by Monte Carlo methods. The effect of anisotropy created by the crystal field of a substrate has been taken into account for films…

Statistical Mechanics · Physics 2015-11-18 Pavel V. Prudnikov , Vladimir V. Prudnikov , Maria A. Medvedeva

A two-component quasi-two-dimensional superconductor with Dzyaloshinsky-Moriya interaction is studied based on the Ginzburg-Landau and Bogoliubov-de Gennes theories. Under external in-plane magnetic fields, the order parameter of the…

Superconductivity · Physics 2024-02-14 Naratip Nunchot , Youichi Yanase

We use the two dimensional extended Hubbard Hamiltonian with the position of the attractive potential as a variable parameter with a BCS type approach to study the interplay between the superconductor transition temperature $T_c$ and hole…

Superconductivity · Physics 2007-05-23 E. V. L. de Mello

By employing ab initio Migdal-Eliashberg calculations, we predict a 4-fold enhancement of the superconducting critical temperature of MgB$_{2}$ when proximity-coupled to the topological crystal Bi$_{2}$Se$_{3}$. We support this result with…

Superconductivity · Physics 2023-04-05 Krzysztof Kempa , Nakib H. Protik , Tyler Dodge , Claudia Draxl , Michael J. Naughton

The holographic model for a two-dimensional superconductor has been investigated by considering the three-dimensional gravity in the bulk. To find the critical temperature, we used the Sturm-Liouville variational method. Where as the same…

General Physics · Physics 2013-07-09 Davood Momeni , Muhammad Raza , Mohammad Reza Setare , Ratbay Myrzakulov

We investigate the effect of the hyperscaling violation on the holographic superconductors. In the s-wave model, we find that the critical temperature decreases first and then increases as the hyperscaling violation increases, and the mass…

High Energy Physics - Theory · Physics 2016-04-08 Qiyuan Pan , Shao-Jun Zhang

We report proof-of-concept measurements of the magnetocaloric effect (MCE) in ultrahigh magnetic fields up to 120 T for the classical spin-ice compound Ho$_{2}$Ti$_{2}$O$_{7}$. Radio-frequency resistivity measurements using an…

Strongly Correlated Electrons · Physics 2026-03-10 Reon Ogawa , Masaki Gen , Kazuyuki Matsuhira , Yoshimitsu Kohama

We present a theoretical study of the effect of an external dc magnetic field in the near-field radiative heat transfer between two one-dimensional magneto-photonic crystals with unit cells comprising a magneto-optical layer made of n-doped…

Optics · Physics 2021-03-03 E. Moncada-Villa , J. C. Cuevas

The Meissner effect, the expulsion of magnetic field from the interior of a metal entering the superconducting state, is arguably the most fundamental property of superconductors, discovered in 1933. The conventional theory of…

Superconductivity · Physics 2026-03-03 J. E. Hirsch

Magnetic-field-induced phase transitions are investigated in the frustrated gapped quantum paramagnet Rb$_{2}$Cu$_{2}$Mo$_3$O$_{12}$ through dielectric and calorimetric measurements on single-crystal samples. It is clarified that the…

Strongly Correlated Electrons · Physics 2021-07-19 S. Hayashida , L. Huberich , D. Flavián , Z. Yan , K. Yu. Povarov , S. Gvasaliya , A. Zheludev

We disclose the effect of Gauss-Bonnet gravity on the properties of holographic $s$-wave and $p$-wave superconductors with higher order corrections in lower-dimensional spacetime. We employ shooting method to solve equations of motion…

High Energy Physics - Theory · Physics 2022-09-29 Mahya Mohammadi , Ahmad Sheykhi

Conventional superconductors respond to external magnetic fields by generating diamagnetic screening currents. However, theoretical work has shown that one can engineer systems where the screening current is paramagnetic, causing them to…

Superconductivity · Physics 2020-02-05 Jabir Ali Ouassou , Wolfgang Belzig , Jacob Linder

We report the influence of intrinsic superconducting parameters on the vortex dynamics and the critical current densities of a MgB$_2$ thin film. The small magnetic penetration depth of \lambda = 50 nm at T=4 K is related to a clean…

Superconductivity · Physics 2013-03-05 Jeehoon Kim , N. Haberkorn , E. Nazaretski , R. de Paula , X. X. Xi , T. Tajima , R. Movshovich , L. Civale

We study how the supercurrent flow pattern is altered by inhomogeneities in superconducting films. Working in the vicinity of the critical temperature and assuming a model of short-range disorder in the quadratic term of the Ginzburg-Landau…

Superconductivity · Physics 2025-05-01 Mikhail A. Skvortsov , Oleg B. Zuev , Dina I. Fazlizhanova