Catalysis of chiral symmetry breaking in dense QED
ORAL
Abstract
We investigate the phenomena of magnetic catalysis of chiral symmetry breaking in dense QED. We first calculate the photon polarization operator at finite density in the strong-field limit and use it to find the Debye mass and the electrical susceptibility. The chiral condensate is then calculated beyond ladder approximation, and the critical density for condensate evaporation is found.
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