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Establishment of a stable vortex state in the peak effect region in a weakly pinned superconductor CeRu2

2000/09/05 by Ashwin A. Tulapurkar, A. A. Tulapurkar, Dariush Heidarian +23
Materials Science · Physics and Astronomy · #FOS: Physical sciences #Iron-based superconductors research #Physics of Superconductivity and Magnetism #Rare-earth and actinide compounds #Superconductivity (cond-mat.supr-con) #cond-mat.supr-con

paper · pdf · doi:10.48550/arxiv.cond-mat/0009069

6 pages and 5 figures

arxiv created 2000/09/05 · openalex publication_date 2000/09/05 · openalex created_date 2016/06/24 · arxiv updated 2019/08/17 · openalex updated_date 2026/07/28

Abstract

We present magnetization data on a weakly pinned CeRu2 single crystal showing the existence of a stable state of the vortex lattice in the peak effect region. The stable state is achieved by cycling the magnetic field by small amplitude. This stable state is characterized by a unique value of critical current density (Jc), independent of the magnetic history of the sample. The results support the recent model proposed by Ravikumar et al \citer39 on the history dependence of the Jc.

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