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PythiaUEX1Settings_cfi.py
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1 import FWCore.ParameterSet.Config as cms
2 
3 pythiaUESettingsBlock = cms.PSet(
4  pythiaUESettings = cms.vstring(
5  'MSTJ(11)=3 ! Choice of the fragmentation function',
6  'MSTJ(22)=2 ! Decay those unstable particles',
7  'PARJ(71)=10 . ! for which ctau 10 mm',
8  'MSTP(2)=1 ! which order running alphaS',
9  'MSTP(33)=0 ! no K factors in hard cross sections',
10  'MSTP(51)=7 ! structure function chosen (internal PDF CTEQ5L)',
11  'MSTP(52)=1 ! work with internal PDFs',
12  'MSTP(81)=1 ! multiple parton interactions 1 is Pythia default',
13  'MSTP(82)=4 ! Defines the multi-parton model',
14  'MSTU(21)=1 ! Check on possible errors during program execution',
15  'PARP(82)=1.8 ! pt cutoff for multiparton interactions',
16  'PARP(89)=1800. ! sqrts for which PARP82 is set',
17  'PARP(83)=0.5 ! Multiple interactions: matter distrbn parameter',
18  'PARP(84)=0.4 ! Multiple interactions: matter distribution parameter',
19  'PARP(90)=0.25 ! Multiple interactions: rescaling power',
20  'PARP(67)=2.5 ! amount of initial-state radiation',
21  'PARP(85)=0.8 ! gluon prod. mechanism in MI',
22  'PARP(86)=0.9 ! gluon prod. mechanism in MI',
23  'PARP(62)=1.25 ! ',
24  'PARP(64)=0.2 ! ',
25  'MSTP(91)=1 !',
26  'PARP(91)=2.1 ! kt distribution',
27  'PARP(93)=15.0 ! '
28  )
29 )