ATLAS Offline Software
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mc.PhPy8EG_A14NNPDF23_Wc_example.py
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1# Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
2
3#--------------------------------------------------------------
4# This is an example joboption to generate events with Powheg
5# using ATLAS' interface. Users should optimise and carefully
6# validate the settings before making an official sample request.
7#--------------------------------------------------------------
8
9#--------------------------------------------------------------
10# EVGEN configuration
11#--------------------------------------------------------------
12evgenConfig.description = "POWHEG+Pythia8 W+c production with A14 NNPDF2.3 tune."
13evgenConfig.keywords = ["SM", "W", "1jet"]
14evgenConfig.contact = ["andrii.verbytskyi@mpp.mpg.de"]
15
16# --------------------------------------------------------------
17# Load ATLAS defaults for the Powheg Wj process
18# --------------------------------------------------------------
19include("PowhegControl/PowhegControl_Wc_Common.py")
20PowhegConfig.CKM_Vud=0.97359
21PowhegConfig.CKM_Vus=0.22438
22PowhegConfig.CKM_Vcd=0.22438
23PowhegConfig.CKM_Vcs=0.97356
24PowhegConfig.mass_W=80.385
25PowhegConfig.width_Z=2.4952
26PowhegConfig.mass_b=4.8
27PowhegConfig.mass_c=1.5
28PowhegConfig.rwl_group_events=10
29PowhegConfig.nubound=5000
30PowhegConfig.storeinfo_rwgt=1
31PowhegConfig.hdamp=0.1
32PowhegConfig.bornktmin=0.0
33PowhegConfig.bornsuppfact=10.0
34PowhegConfig.doublefsr=0.0
35PowhegConfig.ptsqmin=1.0
36PowhegConfig.colltest=0
37#PowhegConfig.resum_profile=1 #One should check this parameter
38PowhegConfig.storeinfo_rwgt=1
39PowhegConfig.alphas_from_pdf=1
40PowhegConfig.lhapdf6maxsets=10
41PowhegConfig.runningscales=1
42PowhegConfig.softtest=0
43PowhegConfig.ubexcess_correct=1
44PowhegConfig.itmx1=1
45
46# --------------------------------------------------------------
47# Generate events
48# --------------------------------------------------------------
49PowhegConfig.generate()
50
51#--------------------------------------------------------------
52# Pythia8 showering with the A14 NNPDF2.3 tune, main31 routine
53#--------------------------------------------------------------
54include("Pythia8_i/Pythia8_A14_NNPDF23LO_EvtGen_Common.py")
55include("Pythia8_i/Pythia8_Powheg_Main31.py")