CERN Accelerating science

Article
Report number hep-ex/9505012 ; CALT-68-1992 ; CALT-68-1992
Title A study of hadronic backgrounds to isolated hard photon production with L3
Author(s) Kirkby, David P. (Caltech)
Collaboration L3 Collaboration
Publication 1995
Imprint 24 May 1995
Number of pages 4
In: 30th Rencontres de Moriond : Hadronic Session, Les Arcs, France, 18 - 25 Mar 1995, pp.413-416
Subject category Particle Physics - Experiment
Accelerator/Facility, Experiment CERN LEP ; L3
Abstract I describe two methods for studying hadronic backgrounds to prompt photon production with L3, and compare the observed background rates with Monte Carlo predictions. I find that the Monte Carlo models JETSET and HERWIG underestimate the production of isolated neutral hadrons in hadronic Z decays at LEP. By extrapolating results obtained with L3, I estimate that the rate of prompt-photon + jet background to a H -> gamma gamma search at the LHC will be larger than Monte Carlo predictions by a factor of 1.5-2.5.

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 Record created 1995-05-25, last modified 2017-06-22


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