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Related papers: Supercurrent in p-wave Holographic Superconductor

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We propose a concept of a superconducting photodiode - a device that transforms the energy and `spin' of an external electromagnetic field into the rectified steady-state supercurrent and develop a microscopic theory describing its…

Superconductivity · Physics 2024-12-05 A. V. Parafilo , Meng Sun , K. Sonowal , V. M. Kovalev , I. G. Savenko

We construct the simplest gravitational dual model of a superconductor on Q-lattices. We analyze the condition for the existence of a critical temperature at which the charged scalar field will condense. In contrast to the holographic…

High Energy Physics - Theory · Physics 2015-02-17 Yi Ling , Peng Liu , Chao Niu , Jian-Pin Wu , Zhuo-Yu Xian

We investigate superfluid properties and strong-coupling effects in a one-component Fermi gas with an anisotropic p-wave interaction. Within the framework of the Gaussian fluctuation theory, we determine the superfluid transition…

Quantum Gases · Physics 2015-06-05 Daisuke Inotani , Manfred Sigrist , Yoji Ohashi

Holographic models of superconductors successfully reproduce certain experimental features of high-temperature superconductors, such as a large gap-to-T_c ratio compared to that of conventional superconductors. By deconstructing the extra…

High Energy Physics - Phenomenology · Physics 2013-08-14 Joshua Erlich , Zhen Wang

We investigate holographic models of superfluids and superconductors in which the gravitational theory includes a dilatonic field. Dilaton extensions are interesting as they allow us to obtain a better description of low temperature…

High Energy Physics - Theory · Physics 2015-06-05 Alberto Salvio

We study a Maxwell-Proca action in an asymptotically AdS black hole background. When moving the temperature of the black hole, we find rich phase diagrams having, that depend strongly on the dimension of the operator dual to the Proca field…

High Energy Physics - Theory · Physics 2017-03-30 Raúl Arias , Ignacio Salazar Landea

We propose a kinetic theory to describe the power dependence, $I_{PC}(P)$, of the photocurrent (PC) lineshape in optically pumped quantum dots at low temperatures, in both zero and finite magnetic fields. We show that there is a crossover…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 A. Russell , Vladimir I. Fal'ko

The remarkable finding of this work is the linear correlation between the critical temperature of superconducting (SC) transition, Tc, and the room-temperature half-width of angular correlation of positron annihila- tion phonons (ACPAP),…

Superconductivity · Physics 2007-05-23 Valery P. Kisel , Adkham A. Paiziev , Arkady D. Styrkas

It has been shown that a gravitational dual to a superconductor can be obtained by coupling anti-de Sitter gravity to a Maxwell field and charged scalar. We review our earlier analysis of this theory and extend it in two directions. First,…

High Energy Physics - Theory · Physics 2011-03-02 Sean A. Hartnoll , Christopher P. Herzog , Gary T. Horowitz

A novel way to realize a pi Josephson junction is proposed, based on a weak link in an unconventional d-wave superconductor with appropriately chosen boundary geometry. The critical current of such a junction is calculated from a fully…

Superconductivity · Physics 2009-11-13 A. Gumann , C. Iniotakis , N. Schopohl

This is a concise review of holographic superconductors and superfluids. We highlight some predictions of the holographic models and the emphasis is given to physical aspects rather than to the technical details, although some references to…

High Energy Physics - Theory · Physics 2015-04-21 Alberto Salvio

The model of hypothetical superconductivity, where the energy gap asymptotically approaches zero as temperature increases, has been proposed. Formally the critical temperature of such a superconductor is equal to infinity. For practical…

Superconductivity · Physics 2015-05-25 K. V. Grigorishin , B. I. Lev

The p-type transistor is an indispensable component of semiconductor technology, enabling complementary operation with n-channel transistors for computation, storage, and communication. Achieving both high robustness and high efficiency is…

In this paper, we investigate holographic superconductors dual to asymptotically anti-de Sitter black holes in an Einstein-Maxwell-scalar model with a non-minimal coupling between the scalar and Maxwell fields. In the probe limit, it shows…

High Energy Physics - Theory · Physics 2021-11-24 Yiqian Chen , Xiaobo Guo , Peng Wang

Topological superconductors harbor, at their boundaries and vortex cores, zero-energy Majorana bound states, which can be the building blocks in fault-tolerant topological quantum computing. Planar Josephson junctions host such topological…

Superconductivity · Physics 2024-02-22 Pankaj Sharma , Narayan Mohanta

The identification of topological superconductors usually involves searching for in-gap modes that are protected by topology. However, in the current experimental settings, the smoking-gun evidence of these in-gap modes is still lacking. In…

Superconductivity · Physics 2024-03-13 Antonio Štrkalj , Xi-Rong Chen , Wei Chen , D. Y. Xing , Oded Zilberberg

Nonreciprocal supercurrent refers to the phenomenon where the maximum dissipationless current in a superconductor depends on its direction of flow. This asymmetry underlies the operation of superconducting diodes and is often associated…

We show that a D3/D7 system (at zero quark mass limit) at finite isospin chemical potential goes through a superconductor (superfluid) like phase transition. This is similar to a flavored superfluid phase studied in QCD literature, where…

High Energy Physics - Theory · Physics 2009-11-19 Pallab Basu , Jianyang He , Anindya Mukherjee , Hsien-Hang Shieh

We generalize the analytical investigation on the properties of $s$-wave holographic superconductors in the presence of Born-Infeld nonlinear electrodynamics by taking the backreaction into account. We find that in the presence of nonlinear…

High Energy Physics - Theory · Physics 2016-02-03 A. Sheykhi , F. Shaker

Understanding exotic, non s--wave--like states of Cooper pairs is important and may lead to new superconductors with higher critical temperatures and novel properties. Their existence is known to be possible but has always been thought to…

Superconductivity · Physics 2015-06-17 Xiangang Wan , Sergey Y. Savrasov