scholarly journals Dynamical symmetry breaking with large anomalous dimension in semisimple chiral gauge theories

1996 ◽  
Vol 53 (12) ◽  
pp. 7306-7315 ◽  
Author(s):  
Yuhsuke Yoshida
1997 ◽  
Vol 12 (33) ◽  
pp. 2511-2521 ◽  
Author(s):  
A. A. Natale ◽  
P. S. Rodrigues Da Silva

We show that if a gauge theory with dynamical symmetry breaking has nontrivial fixed points, they will correspond to extrema of the vacuum energy. This relationship provides a different method to determine fixed points.


1985 ◽  
Vol 150 (4) ◽  
pp. 295-300 ◽  
Author(s):  
R. Casalbuoni ◽  
S. De Curtis ◽  
D. Dominici ◽  
R. Gatto

2001 ◽  
Vol 16 (11) ◽  
pp. 1861-1873 ◽  
Author(s):  
K. KONISHI

We discuss questions related to renormalization group and to nonperturbative aspects of non-Abelian gauge theories with N=2 and/or N=1 supersymmetry. Results on perturbative and nonperturbative β functions of these theories are reviewed, and new mechanisms of confinement and dynamical symmetry breaking recently found in a class of SU(nc), USp(2nc) and SO(nc) theories are discussed.


1987 ◽  
Vol 02 (12) ◽  
pp. 945-955 ◽  
Author(s):  
ALAN R. WHITE

Small color instantons, which have been proposed as a mechanism to raise the axion mass, may also produce a large rate for the second-class τ-decay mode τ → πηντ. The growth of the QCD coupling and large anomalous dimension scaling properties needed are natural consequences of dynamical electroweak symmetry breaking by color sextet quarks.


2000 ◽  
Vol 590 (1-2) ◽  
pp. 37-122 ◽  
Author(s):  
Giuseppe Carlino ◽  
Kenichi Konishi ◽  
Hitoshi Murayama

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