The model calculates the penetration of the magnetic field in the cross-section of a superconducting wire in the critical state subjected to a transverse magnetic field.
Reference articles: A. M. Campbell, 2007 Supercond. Sci. Technol. 20 292-295 and Francesco Grilli and Enrico Rizzo 2020 Eur. J. Phys. 41 045203
The figures below show the magnetic vector potential (left) and the current density distribution (right) in an elliptical superconductor subjected to a vertical uniform magnetic field.
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W.T.B. de Sousa and Min Zhang
April 16th, 2020