Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
1854780 | Annals of Physics | 2012 | 25 Pages |
Abstract
⺠An RG equation for a generalized N flavors GN model in d dimensions is established. ⺠A mechanism for mass generation resulting from a cross-over transition is then derived. ⺠Close to d=4 for the first time the ÏSB is described with no reference to bosonization. ⺠A technique to compute critical exponents for generic d and N is introduced. ⺠The NJL mechanism is recovered as an approximate solution to our equation.
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Authors
Vincenzo Branchina, Emanuele Messina,