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Search for SM-like Higgs in the UMSSM
Thesis

Search for SM-like Higgs in the UMSSM

Lin, Yi-Chuen
Masters, 國立清華大學, 物理系
2011

Abstract

希格斯粒子 超對稱 UMSSM Higgs
The discovery of Higgs is the last piece of standard model in particle physics.In December 2011,the Large Hadron Collider(LHC) have reported that they found some excess of signal in searching SM-like Higgs at 124GeV-126GeV.Motivated by the data,we use UMSSM model to search the SM-like Higgs. In this article,I briefly introduce the UMSSM model.Then I use this model to derive the mass of CP-even Higgs and then scan parameter space for the SM-like Higgs in the two ranges: (i)130 GeV < mh(SM−like) < 141 GeV (ii)120 GeV < mh(SM−like) < 130 GeV. We also investigate the branching ratio of Higgs to b \bar{b}, WW^*,and chi chi.

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