Cite this article:
NI GUANG-JIONG, CHEN SU-QING. EFFECTIVE POTENTIAL OF \lambda\phi41+3 AT ZERO AND FINITE TEMPERATURESJ. Chin. Phys. B, 1998, 7(6): 401-413.
| NI GUANG-JIONG, CHEN SU-QING. EFFECTIVE POTENTIAL OF \lambda\phi41+3 AT ZERO AND FINITE TEMPERATURESJ. Chin. Phys. B, 1998, 7(6): 401-413. |
EFFECTIVE POTENTIAL OF \lambda\phi41+3 AT ZERO AND FINITE TEMPERATURES
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Abstract
The effective potential of \lambda\phi41+3 model with both signs of parameter m2 is evaluated at T=0 by means of a simple but effective method for regularization and renormalization. Then at T≠0, the effective potential is evaluated in imaginary time Green function approach, using the Plana formula. A critical temperature for restoration of symmetry breaking in the standard model of particle physics is estimated to be Tc ≌ 510 GeV. -
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