Phase structure of Abelian Higgs model on a lattice: an analytical analysis
J M Yang; C M Wu; P Y Zhao; J M Yang; CCAST (World Lab.), Beijing, China; C M Wu; CCAST (World Lab.), Beijing, China; P Y Zhao; CCAST (World Lab.), Beijing, China
Журнал:
Journal of Physics G: Nuclear and Particle Physics
Дата:
1992-01-01
Аннотация:
The variational cumulant expansion is extended to d-dimensional U(1) gauge theory with radially active Higgs fields in the fundamental representation. The phase structures are given for d=3 and d=4 cases. A comparison with Monte Carlo and mean field results is also presented.
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