dc.creatorMOEHLECKE, S
dc.creatorKOPELEVICH, Y
dc.date1994
dc.date40238
dc.date2014-12-16T11:36:43Z
dc.date2015-11-26T17:26:26Z
dc.date2014-12-16T11:36:43Z
dc.date2015-11-26T17:26:26Z
dc.date.accessioned2018-03-29T00:13:38Z
dc.date.available2018-03-29T00:13:38Z
dc.identifierPhysica C. Elsevier Science Bv, v. 222, n. 41671, n. 149, n. 156, 1994.
dc.identifier0921-4534
dc.identifierWOS:A1994NB49400020
dc.identifier10.1016/0921-4534(94)90125-2
dc.identifierhttp://www.repositorio.unicamp.br/jspui/handle/REPOSIP/52897
dc.identifierhttp://www.repositorio.unicamp.br/handle/REPOSIP/52897
dc.identifierhttp://repositorio.unicamp.br/jspui/handle/REPOSIP/52897
dc.identifier.urihttp://repositorioslatinoamericanos.uchile.cl/handle/2250/1284558
dc.descriptionWe have performed magnetization-relaxation measurements as a function of temperature and magnetic field in bulk and powdered Bi2Sr2Ca2Cu3O10 compound samples. At low temperatures the quantum tunneling of Abrikosov vortices could be clearly observed as well as its T2 thermally assisted temperature dependence. The tunneling rate is observed to increase with the applied magnetic field reflecting the reduction of the collective pinning length. When the 3D-to-2D dimensional crossover of the vortex ensemble occurs both the pinning length and the tunneling rate saturate.
dc.description222
dc.description41671
dc.description149
dc.description156
dc.languageen
dc.publisherElsevier Science Bv
dc.publisherAmsterdam
dc.publisherHolanda
dc.relationPhysica C
dc.relationPhysica C
dc.rightsfechado
dc.rightshttp://www.elsevier.com/about/open-access/open-access-policies/article-posting-policy
dc.sourceWeb of Science
dc.subjectHigh-tc Superconductors
dc.subjectHigh-temperature Superconductors
dc.subjectThermal Fluctuations
dc.subjectSingle-crystals
dc.subjectAnisotropy
dc.subjectVortices
dc.subjectPhase
dc.subjectYba2cu3o7-delta
dc.subjectRelaxation
dc.subjectBehavior
dc.titleMAGNETIC-FIELD DEPENDENT QUANTUM FLUX-CREEP IN BI2SR2CA2CU3O10
dc.typeArtículos de revistas


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