Search for a Higgs boson decaying into two photons at LEP

Open Access
Authors
Publication date 2002
Journal Physics Letters B
Volume | Issue number 534 | 1-4
Pages (from-to) 28-38
Organisations
  • Faculty of Science (FNWI) - Institute of Physics (IoP) - Institute for High Energy Physics (IHEF)
Abstract A Higgs particle produced in association with a Z boson and decaying into two photons is searched for in the data collected by the L3 experiment at LEP. All possible decay modes of the Z boson are investigated. No signal is observed in 447.5 pb−1 of data recorded at centre-of-mass energies from 192 GeV up to 209 GeV. Limits on the branching fraction of the Higgs boson decay into two photons as a function of the Higgs mass are derived. A lower limit on the mass of a fermiophobic Higgs boson is set at 105.4 GeV at 95% confidence level.
Document type Article
Language English
Published at https://doi.org/10.1016/S0370-2693(02)01572-1
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1-s2.0-S0370269302015721-main (Final published version)
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