# based on example from Herwig++ 2.4.2 distribution: # share/Herwig++/TVT.in # rungen.sh uses the following command to insert PPCollider.in snippet #%beamsetup71% # Run options: cd /Herwig/Generators set LHCGenerator:NumberOfEvents 100000 set LHCGenerator:RandomNumberGenerator:Seed 0 set LHCGenerator:DebugLevel 0 set LHCGenerator:PrintEvent 1 set LHCGenerator:MaxErrors 100000 # redirect all log output to stdout set LHCGenerator:UseStdout true # do output to a HepMC file cd /Herwig/Generators insert LHCGenerator:AnalysisHandlers 0 /Herwig/Analysis/HepMCFile set /Herwig/Analysis/HepMCFile:PrintEvent 1000000 set /Herwig/Analysis/HepMCFile:Format GenEvent set /Herwig/Analysis/HepMCFile:Filename /shared/tmp/tmp.RRhAMRj6X7/generator.hepmc # set /Herwig/Analysis/HepMCFile:Units GeV_mm # Beam parameters: set LHCGenerator:EventHandler:LuminosityFunction:Energy 7000 set LHCGenerator:EventHandler:BeamA /Herwig/Particles/p+ set LHCGenerator:EventHandler:BeamB /Herwig/Particles/p+ set LHCGenerator:MaxErrors -1 # Process setup # W+1jet production cd /Herwig/MatrixElements insert SimpleQCD:MatrixElements[0] MEWJet DISABLEREADONLY newdef MEWJet:WDecay Leptons ## Set cuts ## Use this for hard leading-jets in a certain pT window set /Herwig/Cuts/JetKtCut:MinKT 150*GeV # minimum jet pT set /Herwig/Cuts/JetKtCut:MaxKT 7000*GeV # maximum jet pT # # Herwig 7 allows to bound the dilepton mass; use rather large window (RIVET does the rest) set /Herwig/Cuts/LeptonPairMassCut:MinMass 60*GeV # set /Herwig/Cuts/LeptonPairMassCut:MaxMass 1000*GeV # Make particles with c*tau > 10 mm stable: set /Herwig/Decays/DecayHandler:MaxLifeTime 10*mm set /Herwig/Decays/DecayHandler:LifeTimeOption Average # tune 'UE-MMHT' parameters: ------------------- #%tuneFile% # 9 Jan 2018: adapted/copied from # https://herwig.hepforge.org/tutorials/mpi/tunes.html#herwig-7-1-tunes # by P. Skands # MPI energy extrapolation settings set /Herwig/UnderlyingEvent/MPIHandler:EnergyExtrapolation Power set /Herwig/UnderlyingEvent/MPIHandler:ReferenceScale 7000.*GeV set /Herwig/UnderlyingEvent/MPIHandler:Power 0.366 set /Herwig/UnderlyingEvent/MPIHandler:pTmin0 4.39*GeV # Energy-independent MPI parameters # Colour reconnection settings set /Herwig/Hadronization/ColourReconnector:ColourReconnection Yes set /Herwig/Hadronization/ColourReconnector:ReconnectionProbability 0.4276 # Colour Disrupt settings set /Herwig/Partons/RemnantDecayer:colourDisrupt 0.798 # inverse hadron radius set /Herwig/UnderlyingEvent/MPIHandler:InvRadius 2.30 # --------------------------------------------- set /Herwig/UnderlyingEvent/MPIHandler:IdenticalToUE -1 # Run generator cd /Herwig/Generators run TVT LHCGenerator