Multicomponent superconductivity based on multiband superconductors

Y Tanaka - Superconductor Science and Technology, 2015 - iopscience.iop.org
Multicomponent superconductivity is realized in multiband superconductors when an
interband pairing interaction is considerably weaker than the intraband interactions. There is …

Ground state, collective mode, phase soliton and vortex in multiband superconductors

SZ Lin - Journal of Physics: Condensed Matter, 2014 - iopscience.iop.org
This article reviews theoretical and experimental work on the novel physics in multiband
superconductors. Multiband superconductors are characterized by multiple superconducting …

Emergent phenomena in multicomponent superconductivity: an introduction to the focus issue

V Milorad, A Perali - Supercond. Sci. Technol, 2015 - singtest.iopscience.iop.org
Multicomponent superconductivity is a novel quantum phenomenon in many different
superconducting materials, such as multiband ones in which different superconducting gaps …

[HTML][HTML] Experimental formation of a fractional vortex in a superconducting bi-layer

Y Tanaka, H Yamamori, T Yanagisawa, T Nishio… - … and its applications, 2018 - Elsevier
We report the experimental formation of a fractional vortex generated by using a thin
superconducting bi-layer in the form of a niobium bi-layer, observed as a magnetic flux …

Coreless vortices as direct signature of chiral -wave superconductivity

P Holmvall, AM Black-Schaffer - Physical Review B, 2023 - APS
Chiral d-wave superconductivity has been proposed in a number of different materials, but
characteristic experimental fingerprints have been largely lacking. We show that quadruply …

Robust and tunable coreless vortices and fractional vortices in chiral -wave superconductors

P Holmvall, N Wall-Wennerdal, AM Black-Schaffer - Physical Review B, 2023 - APS
Chiral d-wave superconductivity has recently been proposed in a wide range of materials
based on both experiment and theoretical studies. Chiral superconductors host a finite …

Skyrmionic state and stable half-quantum vortices in chiral -wave superconductors

J Garaud, E Babaev - Physical Review B—Condensed Matter and Materials …, 2012 - APS
Observability of half-quantum vortices and skyrmions in p-wave superconductors is an
outstanding open question. Under the most common conditions, fractional flux vortices are …

Maxwell–Chern–Simons vortices in a CPT-odd Lorentz-violating Higgs electrodynamics

R Casana, MM Ferreira, E Da Hora… - The European Physical …, 2014 - Springer
We study BPS vortices in a CPT-odd and Lorentz-violating Maxwell–Chern–Simons–Higgs
(MCSH) electrodynamics attained from the dimensional reduction of the Carroll–Field …

[HTML][HTML] Observation of multiple fractional quanta in a superconducting bilayer disk with a pinhole

H Ishizu, H Yamamori, S Arisawa, T Nishio… - … and its Applications, 2022 - Elsevier
The magnetic-flux quantum (Φ 0) cannot be generally divided into smaller ones in a usual
superconductor. If a subdividing path is present, the science and technology of the …

Distinct magnetic signatures of fractional vortex configurations in multiband superconductors

RM Da Silva, MV Milošević, D Domínguez… - Applied Physics …, 2014 - pubs.aip.org
Vortices carrying fractions of a flux quantum are predicted to exist in multiband
superconductors, where vortex core can split between multiple band-specific components of …