Time Evolution of the Microwave Second-Harmonic Response of MgB2 Superconductor

dc.creatorGallitto, A. Agliolo
dc.creatorVigni, M. Li
dc.creatorVaglica, G.
dc.date2003-10-14
dc.date.accessioned2026-07-07T06:23:10Z
dc.date.available2026-07-07T06:23:10Z
dc.descriptionWe report on transient effects in the microwave second-order response of two ceramic MgB2 samples. The time evolution of the second-harmonic signal is investigated for about 500 s after the sample has been exposed to a variation of the dc magnetic field. We suggest that during the first seconds the response is determined by diffusive motion of fluxons, while in the time scale of minutes it is ruled by magnetic relaxation over the surface barrier.
dc.description4 pages, 2 figures (Proceedings of the Third European Conference on Vortex Matter in Superconductors, to be published in Physica C)
dc.identifierhttps://arxiv.org/abs/cond-mat/0310313
dc.identifierhttp://arxiv.org/abs/cond-mat/0310313
dc.identifierPhysica C 404 (2004) 6-10
dc.identifierdoi:10.1016/j.physc.2003.10.039
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/96139
dc.subjectSuperconductivity
dc.titleTime Evolution of the Microwave Second-Harmonic Response of MgB2 Superconductor
dc.typetext

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