Vortices in high-performance high-temperature superconductors

WK Kwok, U Welp, A Glatz, AE Koshelev… - Reports on Progress …, 2016 - iopscience.iop.org
The behavior of vortex matter in high-temperature superconductors (HTS) controls the entire
electromagnetic response of the material, including its current carrying capacity. Here, we …

Imaging of super-fast dynamics and flow instabilities of superconducting vortices

L Embon, Y Anahory, ŽL Jelić, EO Lachman… - Nature …, 2017 - nature.com
Quantized magnetic vortices driven by electric current determine key electromagnetic
properties of superconductors. While the dynamic behavior of slow vortices has been …

Challenges and transformative opportunities in superconductor vortex physics

S Eley, A Glatz, R Willa - Journal of Applied Physics, 2021 - pubs.aip.org
In superconductors, the motion of vortices introduces unwanted dissipation that is disruptive
to applications. Fortunately, material defects can immobilize vortices, acting as vortex …

Microwave generation and vortex jets in superconductor nanotubes

I Bogush, OV Dobrovolskiy, VM Fomin - Physical Review B, 2024 - APS
The dynamics of magnetic flux quanta (Abrikosov vortices) determine the resistive response
of superconductors. In pinning-free planar thin films, the penetration and motion of vortices …

Vortex nucleation in superconductors within time-dependent Ginzburg-Landau theory in two and three dimensions: Role of surface defects and material …

AR Pack, J Carlson, S Wadsworth, MK Transtrum - Physical Review B, 2020 - APS
We use time-dependent Ginzburg-Landau theory to study the nucleation of vortices in type-II
superconductors in the presence of both geometric and material inhomogeneities. The …

Toward superconducting critical current by design

IA Sadovskyy, Y Jia, M Leroux, J Kwon, H Hu… - arxiv preprint arxiv …, 2015 - arxiv.org
We present the new paradigm of critical current by design. Analogous to materials by
design, it aims at predicting the optimal defect landscape in a superconductor for targeted …

Strong-pinning regimes by spherical inclusions in anisotropic type-II superconductors

R Willa, AE Koshelev, IA Sadovskyy… - … Science and Technology, 2017 - iopscience.iop.org
The current-carrying capacity of type-II superconductors is decisively determined by how
well material defect structures can immobilize vortex lines. In order to gain deeper insights …

Time-dependent Ginzburg-Landau treatment of rf magnetic vortices in superconductors: Vortex semiloops in a spatially nonuniform magnetic field

B Oripov, SM Anlage - Physical Review E, 2020 - APS
We apply time-dependent Ginzburg-Landau (TDGL) numerical simulations to study the finite
frequency electrodynamics of superconductors subjected to an intense rf magnetic field …

[HTML][HTML] Achieving optimal magnetic flux expulsion of a Nb3Sn superconducting radio-frequency cavity via spatial temperature gradient

A He, XN Hu - Physics Letters A, 2023 - Elsevier
The trapped magnetic flux leads to residual resistance, thereby reducing the quality factor of
the superconducting cavity and affecting its power consumption. It has been experimentally …

Stable implicit numerical algorithm of time-dependent Ginzburg–Landau theory coupled with thermal effect for vortex behaviors in hybrid superconductor systems

QY Wang, C Xue - Superconductor Science and Technology, 2024 - iopscience.iop.org
Hybrid multi-superconducting structures exist in a variety of superconducting devices, such
as superconductor–insulator–superconductor multilayer structure in superconducting radio …