Measuring the two-photon decay width of intermediate-mass Higgs bosons at a photon-photon collider
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概要
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The feasibility of a measurement of the partial decay width of the intermediate-mass Higgs boson into two photons at a photon-photon collider is studied by a simulation. The QCD radiative correction for quark pair background processes is taken into account for the realistic background estimation. It is found that the twophoton decay width can be measured with the statistical error of 7.6% with about one year of experiment. The impact of the measurement of the two-photon decay width to look for the new physics beyond is demonstrated.
- 1997-08-01
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