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import FWCore.ParameterSet.Config as cms
pythiaUESettingsBlock = cms.PSet(
pythiaUESettings = cms.vstring(
'MSTJ(11)=3 ! Choice of the fragmentation function',
'MSTJ(22)=2 ! Decay those unstable particles',
'PARJ(71)=10 . ! for which ctau 10 mm',
'MSTP(2)=1 ! which order running alphaS',
'MSTP(33)=0 ! no K factors in hard cross sections',
'MSTP(51)=7 ! structure function chosen (internal PDF CTEQ5L)',
'MSTP(52)=1 ! work with internal PDFs',
'MSTP(81)=1 ! multiple parton interactions 1 is Pythia default',
'MSTP(82)=4 ! Defines the multi-parton model',
'MSTU(21)=1 ! Check on possible errors during program execution',
'PARP(82)=1.8 ! pt cutoff for multiparton interactions',
'PARP(89)=1800. ! sqrts for which PARP82 is set',
'PARP(83)=0.5 ! Multiple interactions: matter distrbn parameter',
'PARP(84)=0.4 ! Multiple interactions: matter distribution parameter',
'PARP(90)=0.30 ! Multiple interactions: rescaling power',
'PARP(67)=2.5 ! amount of initial-state radiation',
'PARP(85)=0.9 ! gluon prod. mechanism in MI',
'PARP(86)=0.95 ! gluon prod. mechanism in MI',
'PARP(62)=1.25 ! ',
'PARP(64)=0.2 ! ',
'MSTP(91)=1 !',
'PARP(91)=2.1 ! kt distribution',
'PARP(93)=15.0 ! '
)
)
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