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File indexing completed on 2024-04-06 12:30:14

0001 import FWCore.ParameterSet.Config as cms
0002 
0003 def customise(process):
0004 
0005   # fragment allowing to simulate neutron background in muon system
0006   # using HP neutron package and thermal neutron scattering
0007 
0008   from SimG4Core.Application.NeutronBGforMuons_cff import neutronBG
0009 
0010   process = neutronBG(process)
0011 
0012   if hasattr(process,'g4SimHits'):
0013     process.g4SimHits.Physics.type = cms.string('SimG4Core/Physics/FTFP_BERT_HP_EML')
0014     process.g4SimHits.Physics.ThermalNeutrons = cms.untracked.bool(True)
0015 
0016     return(process)
0017