The Critical Pair‐Breaking Current in Superconductors

Physica Status Solidi (B): Basic Research - Tập 191 Số 1 - Trang 189-192 - 1995
N. Rezlescu1, Cristina Buzea1, Maricel Agop2
1Institute of Technical Physics, Superconductivity Research Laboratory, Iasi
2Department of Physics, Technical “Gh. Asachi” University, Iaşi

Tóm tắt

AbstractA new way of estimating the critical pair‐breaking current is developed. The superconducting charge carriers are considered as quantized vortex‐like objects, characterized by Γ — the vortex strength, Γ = h/2m. Taking into account that the charge carriers are confined in the CuO planes, and applying the von Karman theory for vortex streets in high‐temperature superconductors, the critical velocity vc and the critical pair‐breaking current Jc are derived. The results are in good agreement with the experimental data.

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