Controlling magnetic flux penetration in low-T C superconducting films and hybrids
In realistic situations, a typical scenario for applications of type II superconductors
necessarily includes vortices, usually in the presence of currents. Under these …
necessarily includes vortices, usually in the presence of currents. Under these …
[HTML][HTML] Suppression of flux avalanches in YBCO superconducting thin films by coating metal investigated using magneto-optical imaging
Flux avalanches, prevalently existing in superconducting thin films, can cause catastrophic
breakdowns of electromagnetic properties and even irreversible damage to …
breakdowns of electromagnetic properties and even irreversible damage to …
Dendritic and uniform flux jumps in superconducting films
Recent theoretical analysis of spatially-nonuniform modes of the thermomagnetic instability
in superconductors [Phys. Rev. B 70, 224502 (2004)] is generalized to the case of a thin film …
in superconductors [Phys. Rev. B 70, 224502 (2004)] is generalized to the case of a thin film …
Onset of dendritic flux avalanches in superconducting films
We report a detailed comparison of experimental data and theoretical predictions for the
dendritic flux instability, believed to be a generic behavior of type-II superconducting films. It …
dendritic flux instability, believed to be a generic behavior of type-II superconducting films. It …
Exceeding the Landau speed limit with topological Bogoliubov Fermi surfaces
A common property of topological systems is the appearance of topologically protected zero-
energy excitations. In a superconductor or superfluid, such states set the critical velocity of …
energy excitations. In a superconductor or superfluid, such states set the critical velocity of …
Dynamics and morphology of dendritic flux avalanches in superconducting films
We develop a fast numerical procedure for the analysis of nonlinear and nonlocal
electrodynamics of type-II superconducting films in transverse magnetic fields coupled with …
electrodynamics of type-II superconducting films in transverse magnetic fields coupled with …
Enhanced pinning in superconducting thin films with graded pinning landscapes
A graded distribution of antidots in superconducting a-Mo 79 Ge 21 thin films has been
investigated by magnetization and magneto-optical imaging measurements. The pinning …
investigated by magnetization and magneto-optical imaging measurements. The pinning …
Nucleation and propagation of thermomagnetic avalanches in thin-film superconductors
JI Vestgården, TH Johansen, YM Galperin - Low Temperature Physics, 2018 - pubs.aip.org
A very important feature of superconductors is the Meissner and Ochsenfeld effect—
expulsion of weak external magnetic fields, H, from their interior. Therefore, a …
expulsion of weak external magnetic fields, H, from their interior. Therefore, a …
Catastrophic magnetic flux avalanches in NbTiN superconducting resonators
Macroscopic superconducting components are an important building block of various
quantum circuits. Since several of the envisioned applications require exposure to magnetic …
quantum circuits. Since several of the envisioned applications require exposure to magnetic …
Controllable morphology of flux avalanches in microstructured superconductors
The morphology of abrupt bursts of magnetic flux into superconducting films with engineered
periodic pinning centers (antidots) has been investigated. Guided flux avalanches of …
periodic pinning centers (antidots) has been investigated. Guided flux avalanches of …