Page MenuHomeHEPForge
Files F19251708

LHC.in
No OneTemporary
Actions

Size
5 KB
Referenced Files
None
Subscribers
None

LHC.in
View Options

# -*- ThePEG-repository -*-
##################################################
# Example generator based on LHC parameters
# usage: Herwig++ read LHC.in
##################################################
##################################################
# Technical parameters for this run
##################################################
cd /Herwig/Generators
set LHCGenerator:NumberOfEvents 10000000
set LHCGenerator:RandomNumberGenerator:Seed 31122001
set LHCGenerator:PrintEvent 10
set LHCGenerator:MaxErrors 10000
##################################################
# LHC physics parameters (override defaults here)
##################################################
# Intrinsic pT tune extrapolated to LHC energy
set /Herwig/Shower/Evolver:IntrinsicPtGaussian 2.2*GeV
########################
## sqrt(s) = 8000 GeV ##
########################
set LHCGenerator:EventHandler:LuminosityFunction:Energy 8000.0
##################################################
# Matrix Elements for hadron-hadron collisions
# (by default only gamma/Z switched on)
##################################################
cd /Herwig/MatrixElements/
#
# Electroweak boson W/Z processes
#
# Drell-Yan Z/gamma
insert SimpleQCD:MatrixElements[0] MEqq2gZ2ff
#
# Drell-Yan W
# insert SimpleQCD:MatrixElements[0] MEqq2W2ff
#
# W+jet
# insert SimpleQCD:MatrixElements[0] MEWJet
#
# Z+jet
# insert SimpleQCD:MatrixElements[0] MEZJet
#
# WW/WZ/ZZ
# insert SimpleQCD:MatrixElements[0] MEPP2VV
#
# Wgamma/Zgamma
# insert SimpleQCD:MatrixElements[0] MEPP2VGamma
#
# add QED radiation off W/Z decay products using YFS formalism
# cd /Herwig/EventHandlers
# insert LHCHandler:PostSubProcessHandlers[0] /Herwig/QEDRadiation/QEDRadiationHandler
#
# QCD and gamma processes
#
# QCD 2-2 scattering
# insert SimpleQCD:MatrixElements[0] MEQCD2to2
#
# gamma+jet
# insert SimpleQCD:MatrixElements[0] MEGammaJet
#
# gamma-gamma
# insert SimpleQCD:MatrixElements[0] MEGammaGamma
#
# Heavy quark processes
#
#
# top-antitop production
# insert SimpleQCD:MatrixElements[0] MEHeavyQuark
#
# single-top
# t-channel
# insert SimpleQCD:MatrixElements[0] MESingleTopTChannel
# s-channel
# insert SimpleQCD:MatrixElements[0] MESingleTopSChannel
# tW
# insert SimpleQCD:MatrixElements[0] MESingleTopTW
#
# Higgs Processes
#
#
# gg/qqbar -> Higgs (recommend including q qbar->Hg as not in ME correction)
# insert SimpleQCD:MatrixElements[0] MEHiggs
# insert SimpleQCD:MatrixElements[0] MEHiggsJet
# set MEHiggsJet:Process qqbar
# set /Herwig/Cuts/JetKtCut:MinKT 0.0*GeV
#
# higgs+jet
# insert SimpleQCD:MatrixElements[0] MEHiggsJet
#
# higgs + W (N.B. if considering all W decay modes useful to set )
# (jet pT cut to zero so no cut on W decay products )
# insert SimpleQCD:MatrixElements[0] MEPP2WH
# set /Herwig/Cuts/JetKtCut:MinKT 0.0*GeV
#
# higgs + Z (N.B. if considering all Z decay modes useful to set )
# (jet pT cut to zero so no cut on Z decay products )
# insert SimpleQCD:MatrixElements[0] MEPP2ZH
# set /Herwig/Cuts/JetKtCut:MinKT 0.0*GeV
#
# VBF Higgs
# insert SimpleQCD:MatrixElements[0] MEPP2HiggsVBF
#
# t tbar Higgs
# insert SimpleQCD:MatrixElements[0] MEPP2ttbarH
#
# b bbar Higgs
# insert SimpleQCD:MatrixElements[0] MEPP2bbbarH
cd /Herwig/Generators
##################################################
# Useful analysis handlers for hadron-hadron physics
##################################################
# analysis of W/Z events
# insert LHCGenerator:AnalysisHandlers 0 /Herwig/Analysis/DrellYan
# analysis of top-antitop events
# insert LHCGenerator:AnalysisHandlers 0 /Herwig/Analysis/TTbar
# analysis of gamma+jet events
# insert LHCGenerator:AnalysisHandlers 0 /Herwig/Analysis/GammaJet
# analysis of gamma-gamma events
# insert LHCGenerator:AnalysisHandlers 0 /Herwig/Analysis/GammaGamma
# analysis of higgs-jet events
# insert LHCGenerator:AnalysisHandlers 0 /Herwig/Analysis/HiggsJet
##################################################
# Useful analysis handlers for HepMC related output
##################################################
# Schematic overview of an event (requires --with-hepmc to be set at configure time
# and the graphviz program 'dot' to produce a plot)
# insert LHCGenerator:AnalysisHandlers 0 /Herwig/Analysis/Plot
# A HepMC dump file (requires --with-hepmc to be set at configure time)
# insert LHCGenerator:AnalysisHandlers 0 /Herwig/Analysis/HepMCFile
# set /Herwig/Analysis/HepMCFile:PrintEvent 100
# set /Herwig/Analysis/HepMCFile:Format GenEvent
# set /Herwig/Analysis/HepMCFile:Units GeV_mm
##################################################
# Save run for later usage with 'Herwig++ run'
##################################################
saverun LHC LHCGenerator
##################################################
# uncomment this section for an example batch run
# of two repeats with different parameters
#
# Note that a separate call of 'Herwig run'
# is not required in this case
##################################################
# set LHCGenerator:NumberOfEvents 10
# run LHC-full LHCGenerator
#
# set LHCGenerator:EventHandler:LuminosityFunction:Energy 900.0
# run LHC-initial LHCGenerator

File Metadata

Mime Type
text/plain
Expires
Tue, Sep 30, 6:09 AM (1 d, 10 h)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
6294905
Default Alt Text
LHC.in (5 KB)

Event Timeline

HEPForge.org · .