Results 41 to 50 of about 512 (64)

Theory of domain-wall superconductivity in superconductor/ferromagnet bilayers

open access: yes, 2006
8 pages, 2 figuresInternational audienceWe analyze the enhancement of the superconducting critical temperature of superconducting/ferromagnetic bilayers due to the appearance of localized superconducting states in the vicinity of magnetic domain walls in
Houzet, M., Buzdin, Alexandre I.
core   +1 more source

Proposed Spontaneous Generation of Magnetic Fields by Curved Layers of a Chiral Superconductor

open access: yes, 2018
We demonstrate that two-dimensional chiral superconductors on curved surfaces spontaneously develop magnetic flux. This geometric Meissner effect provides an unequivocal signature of chiral superconductivity, which could be observed in layered materials ...
Hansson, T. H.   +15 more
core   +1 more source

Intrinsic Josephson pi-junctions for novel devices

open access: yes, 2008
The properties of YBCO grain boundary Josephson junctions have been studied experimentally. Due to the d-wave symmetry of the order parameter of YBCO it is possible to have junctions with a 0-π phase discontinuity along the barrier profile.
Cedergren, Karin
core  

Competition between triplet superconductivity and antiferromagnetism in quasi-one-dimensional electron systems

open access: yes, 2016
We investigate the competition between antiferromagnetism and triplet superconductivity in quasi-one-dimensional electron systems. We show that the two order parameters can be unified using a SO(4) symmetry and demonstrate the existence of such symmetry ...
Podolsky, Daniel   +3 more
core   +1 more source

Negative electronic compressibility and nanoscale inhomogeneity in ionic-liquid gated two-dimensional superconductors

open access: yes, 2018
When the electron density of highly crystalline thin films is tuned by chemical doping or ionic liq- uid gating, interesting effects appear including unconventional superconductivity, sizeable spin-orbit coupling, competition with charge-density waves ...
Scopigno, N.   +5 more
core   +1 more source

From phase- to amplitude-fluctuation driven superconductivity in systems with precursor pairing

open access: yes, 2003
13 pages, 12 figuresThe change-over from phase- to amplitude-fluctuation driven superconductivity is examined for a composite system of free electrons (Fermions with concentration n_F) and localized electron-pairs (hard-core Bosons with concentration n_B)
Ranninger, J., Tripodi, L.
core  

Multiband superconductivity in the heavy fermion compound PrOs4Sb12

open access: yes, 2005
12pages, version #1 20_06_2005The thermal conductivity of the heavy fermion superconductor PrOs4Sb12 was measured down to Tc/40 throughout the vortex state.
Seyfarth, Gabriel   +15 more
core   +1 more source

Paramagnetic limit of superconductivity in a crystal without inversion center

open access: yes, 2005
9 pages, no figuresThe theory of paramagnetic limit of superconductivity in metals without inversion center is developed. There is in general the paramagnetic suppression of superconducting state.
Mineev, V. P.
core  

Pair-Kondo effect: a mechanism for time-reversal broken superconductivity in UTe$_2$

open access: yes
An important open puzzle in the superconductivity of UTe$_2$ is the emergence of time-reversal broken superconductivity from a non-magnetic normal state.
Volkov, Pavel A., Hazra, Tamaghna
core   +1 more source

Condensation energy and high-T-c superconductivity

open access: yes, 2002
From an analysis of the specific heat of one of the cuprate superconductors it is shown that even if a large part of the experimental specific heat associated with the superconducting phase transition is due to fluctuations, this part must be counted ...
Kirtley, [No Value]   +6 more
core   +1 more source

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