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Phys. Rev. D 61, 051501(R) (2000) [4 pages]

Gaps and critical temperature for color superconductivity

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Robert D. Pisarski
Department of Physics, Brookhaven National Laboratory, Upton, New York 11973-5000

Dirk H. Rischke
RIKEN BNL Research Center, Brookhaven National Laboratory, Upton, New York 11973-5000

Received 9 July 1999; published 7 February 2000

Because of a logarithmic enhancement from soft, collinear magnetic gluons, in dense quark matter the gap for a color superconducting condensate with spin zero depends upon the QCD coupling constant g not as exp(-1/g2), like in Bardeen, Cooper, and Schrieffer (BCS) theory, but as exp(-1/g). In weak coupling, the ratio of the transition temperature to the spin-zero gap at zero temperature is the same as in BCS theory. We classify the gaps with spin one, and find that they are of the same order in g as the spin-zero gap.

© 2000 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevD.61.051501
DOI:
10.1103/PhysRevD.61.051501
PACS:
12.38.Mh, 24.85.+p