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QED in strong, finite-flux magnetic fields

M. P. Fry

hep-tharXiv:hep-th/9510203

Abstract

Lower bounds are placed on the fermionic determinants of Euclidean quantum electrodynamics in two and four dimensions in the presence of a smooth, finite-flux, static, unidirectional magnetic field B(r) =(0,0,B(r)), where B(r) ≥ 0 or B(r) ≤ 0, and r is a point in the xy-plane.

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