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Creation and annihilation of fluxons in ac-driven semi-annular Josephson junction

2008/06/01 by Chitra R N, R. N. Chitra, N, Chitra R +3
Physics and Astronomy · #Cold Atom Physics and Bose-Einstein Condensates #FOS: Physical sciences #Pattern Formation and Solitons (nlin.PS) #Physics of Superconductivity and Magnetism #Superconductivity (cond-mat.supr-con) #cond-mat.supr-con #nlin.PS

paper · pdf · doi:10.48550/arxiv.0806.0124

10 pages 8 figures

arxiv created 2008/06/01 · openalex publication_date 2008/06/01 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

The dynamical behavior of a fluxon in a semi-annular long Josephson junction in the presence of an ac-drive is studied. The non-uniformity due to the non uniform distribution of bias current is investigated. The oscillating potential is found to increase the depinning current. Finite difference method is used for numerical analysis and the response of the system to the ac-bias is studied. The creation and annihilation of fluxon is also demonstrated numerically for the first, second and third Zero-Field step cases.

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