Improvement of pinning in Bi2212 ceramics by hot plastic deformationстатья
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:Fine-grained Bi2212 ceramics were hot plastic deformed at different temperatures T-d by simultaneously applying uniaxial pressure and torsion, leading to high texture and a defect structure well suited for improved pinning, indicated by strong increase of critical current density J(c), mean effective activation energy and irreversibility fields. (C) 2004 Elsevier B.V. All rights reserved.