Physics – Nuclear Physics – Nuclear Theory
Scientific paper
1999-09-30
Phys.Lett. B475 (2000) 207-212
Physics
Nuclear Physics
Nuclear Theory
7 pages and 1 figure
Scientific paper
10.1016/S0370-2693(00)00072-1
We point out that adding higher dimension operators to the Nambu-Jona-Lasinio
model can stabilize chiral symmetry breaking and resolve the issue raised by
Kleinert and Van den Bossche that chiral symmetry breaking cannot occur for
$N_c \le N_c^{{\rm cr}}$ due to large quantum fluctuations of the composite
fields.
Lee Taekoon
Oh Yongseok
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