Results 21 to 30 of about 137,728 (296)

Field-induced superconducting phase in superconductor–normal metal and superconductor-superconductor bilayers [PDF]

open access: yesPhysical Review B, 2011
We study the proximity effect in a superconductor (S)-normal metal (N) bilayer under in-plane magnetic field. A compensation between the Zeeman effect and the energy splitting between bonding and anti-bonding levels leads to a magnetic field induced superconducting phase in the (H,T) phase diagram of the S-N bilayer well above the standard paramagnetic
Montiel, Xavier, Buzdin, Alexandre I.
openaire   +2 more sources

Ultra-High Field NMR and MRI—The Role of Magnet Technology to Increase Sensitivity and Specificity

open access: yesFrontiers in Physics, 2017
“History, of course, is difficult to write, if for no other reason, than that it has so many players and so many authors.” – P. J. Keating (former Australian Prime Minister)Starting with post-war developments in nuclear magnetic resonance (NMR) a race ...
Ewald Moser   +5 more
doaj   +1 more source

Spin valley and giant quantum spin Hall gap of hydrofluorinated bismuth nanosheet

open access: yesScientific Reports, 2018
Spin-valley and electronic band topological properties have been extensively explored in quantum material science, yet their coexistence has rarely been realized in stoichiometric two-dimensional (2D) materials.
Heng Gao   +7 more
doaj   +1 more source

Spin currents in superconductors [PDF]

open access: yes, 2004
It is argued that experiments on rotating superconductors provide evidence for the existence of macroscopic spin currents in superconductors in the absence of applied external fields.
A. A. Verheijen   +4 more
core   +1 more source

The Effect of Addition of (Al2O3) Nano Particles on Structural and Electrical Properties of Bi2Ba2Ca2Cu3O10" +δ" Superconductors at High Temperature [PDF]

open access: yesKirkuk Journal of Science, 2020
To enhancement the superconductor structural characteristics, nanoparticles of the Al2O3 were added to the samples under study. The Samples of high temperature superconductors 1-X (Bi2Ba2Ca2Cu3O10+ ) + X(Al2O3) with X= (0-0.9) were prepared by solid ...
Fouad Kamal Tawfeeq Alsumaidaei   +1 more
doaj   +1 more source

Interaction between multi components vortices at arbitrary distances using a variational method in the Ginzburg-Landau theory [PDF]

open access: yes, 2014
We study the interaction between the vortices in multi components superconductors based on the Jacobs and Rebbi variation method using Ginzburg-Landau theory.
Deldar, S., Lookzadeh, Hadi
core   +2 more sources

High-Temperature (Cu,C)Ba2Ca3Cu4Oy Superconducting Films with Large Irreversible Fields Grown on SrLaAlO4 Substrates by Pulsed Laser Deposition

open access: yesCrystals
(Cu,C)Ba2Ca3Cu4Oy is a nontoxic cuprate superconducting material with a superconducting transition temperature of about 116 K. Recently, it was found that bulk samples of this material synthesized under high pressure hold the highest irreversibility line
Yugang Li   +4 more
doaj   +1 more source

Review on Superconducting Materials

open access: yes, 2016
Short review of the topical comprehension of the superconductor materials classes Cuprate High-Temperature Superconductors, other oxide superconductors, Iron-based Superconductors, Heavy-Fermion Superconductors, Nitride Superconductors, Organic and other
Acha   +404 more
core   +1 more source

Organic Superconductors

open access: yes, 2004
This article will give an overview on the normal- and superconducting-state properties of organic superconductors. There are a number of review articles on this subject - most of them focus on either the quasi-one-dimensional or two-dimensional materials.
Lang, M., Müller, J.
openaire   +3 more sources

To What Extent Iron-Pnictide New Superconductors Have Been Clarified: A Progress Report

open access: yes, 2009
In this review, the authors present a summary of experimental reports on newly discovered iron-based superconductors as they were known at the end of 2008. At the same time, this paper is intended to be useful for experimenters to know the current status
Aczel A. A.   +107 more
core   +1 more source

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