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In-plane magnetic penetration depth of superconducting CaKFe4As4

TitleIn-plane magnetic penetration depth of superconducting CaKFe4As4
Publication TypeJournal Article
Year of Publication2018
AuthorsKhasanov, R, Meier, WR, Wu, Y, Mou, DX, Bud'ko, SL, Eremin, I, Luetkens, H, Kaminski, A, Canfield, PC, Amato, A
JournalPhysical Review B
Volume97
Pagination140503
Date Published04
Type of ArticleArticle
ISBN Number2469-9950
Accession NumberWOS:000429454900001
Keywordsbi2.15sr1.85cacu2o8+delta, crossover, dependence, distribution, flux, high-tc superconductors, ii superconductors, lattice, muon spin rotation, physics, temperature, vortex state
Abstract

uggest that in CaKFe4As4 the s(perpendicular to) order parameter symmetry acquires a more sophisticated form by allowing a sign change not only between electron and hole pockets, but also within pockets of similar type.

DOI10.1103/PhysRevB.97.140503
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Complex States