Measurement of the penetration depth and coherence length of in all directions using transmission electron microscopy

JC Loudon, S Yazdi, T Kasama, ND Zhigadlo… - Physical Review B, 2015 - APS
We demonstrate that images of flux vortices in a superconductor taken with a transmission
electron microscope can be used to measure the penetration depth and coherence length in …

Vortex nucleation barriers and stable fractional vortices near boundaries in multicomponent superconductors

A Maiani, A Benfenati, E Babaev - Physical Review B, 2022 - APS
The magnetization process of a superconductor is determined by the potential barrier for
vortex nucleation and escape. In multicomponent superconductors, fractional vortices with a …

Holographic model of a two-band superconductor

WY Wen, MS Wu, SY Wu - Physical Review D, 2014 - APS
We construct a holographic two-band superconductor model with interband Josephson
coupling. We investigate the effects the Josephson coupling has on the superconducting …

Experimental evidence for type-1.5 superconductivity in ZrB12 single crystal

AL Zhang, LX Gao, JY He, VB Filipov, S Cao… - Science China Physics …, 2022 - Springer
Recent studies proposed the two-band effect and the related type-1.5 superconductivity in
ZrB12 single crystal. Here, by combining both macroscopic and microscopic measurements …

Two-band superconducting square with a central defect: Role of the deGennes extrapolation length

TN Jorge, C Aguirre, A de Arruda… - The European Physical …, 2020 - Springer
We present the influence of the deGennes extrapolation length on the vortex matter in a two
band superconducting square with a central defect. This is determined by considering …

[HTML][HTML] Holographic entanglement entropy in two-order insulator/superconductor transitions

Y Peng, G Liu - Physics Letters B, 2017 - Elsevier
We study holographic superconductor model with two orders in the five dimensional AdS
soliton background away from the probe limit. We disclose properties of phase transitions …

Simulation of the phase diagram of magnetic vortices in two-dimensional superconductors: Evidence for vortex chain formation

XB Xu, H Fangohr, M Gu, W Chen… - Journal of Physics …, 2014 - iopscience.iop.org
We study the superconducting vortex states induced by the interplay of long-range Pearl
repulsion and short-range intervortex attraction using Langevin dynamics simulations. We …

Correlation functions and coherence lengths in a two-gap superconductor

A Vargunin, T Örd - Physical Review B—Condensed Matter and Materials …, 2012 - APS
We derive analytically the spatial correlation functions for gap fluctuations in a two-band
scenario with intraband and interband pair-transfer interactions. These functions …

Flux Dynamics and Time Dependent Effects in Superconducting MgB2

M Olutaş, A Kiliç, K Kiliç, A Altinkok - Journal of superconductivity and …, 2012 - Springer
We have investigated the time dependent flux motion in a polycrystalline superconducting
MgB 2 sample by means of current-voltage (I–V curves) and transport relaxation (V–t curves) …

London Penetration Depthin λ(T) in Type 1.5 Superconductor by Ginzburg-Landau Approach

N Niyomsilpchai, A Changjan… - Advanced Materials …, 2013 - Trans Tech Publ
The London penetration depth is the distance to which a magnetic field penetrates into a
superconductor and becomes equal to 0.367879 times that of the magnetic field at the …