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A Heavy Higgs Can Give Strong First Order Electroweak Phase Transition in the Standard Model

B. B. Deo, L. Maharana

hep-pharXiv:hep-ph/9709482

Abstract

The role of Higgs sector of the standard model in first order phase transition is reexamined.It is found that a solution to the mass gap equations exist which can be used in higher orders. This possible solution leads to a transition which is found to be strongly first order and the ratio of the critical scaler field and the critical temperature is about 1.2 for a Higgs of mass around 400 GeV.This can explain baryogenesis.

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