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Update tune from SCCR to QCDCR for pO and OO #2256

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Update tune from SCCR to QCDCR for pO and OO #2256

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66062e7
Update tune from SCCR to QCDCR for pO and OO
wuctlby Jan 31, 2026
4e8a218
update comments
wuctlby Jan 31, 2026
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2 changes: 1 addition & 1 deletion ...orHF_D2H_ccbar_and_bbbar_gap2_SCCR_OO.ini → ...rHF_D2H_ccbar_and_bbbar_gap2_QCDCR_OO.ini
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Expand Up @@ -5,5 +5,5 @@ fileName=${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGHF/external/generator/generator_py
funcName=GeneratorPythia8GapTriggeredCharmAndBeauty(2, -1.5, 1.5)

[GeneratorPythia8]
config=${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGHF/pythia8/generator/pythia8_charmhadronic_with_decays_SCCR_OO.cfg
config=${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGHF/pythia8/generator/pythia8_charmhadronic_with_decays_QCDCR_OO.cfg
includePartonEvent=true
2 changes: 1 addition & 1 deletion ...orHF_D2H_ccbar_and_bbbar_gap2_SCCR_pO.ini → ...rHF_D2H_ccbar_and_bbbar_gap2_QCDCR_pO.ini
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Expand Up @@ -4,5 +4,5 @@ fileName=${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGHF/external/generator/generator_py
funcName=GeneratorPythia8GapTriggeredCharmAndBeauty(2, -1.5, 1.5)

[GeneratorPythia8]
config=${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGHF/pythia8/generator/pythia8_charmhadronic_with_decays_SCCR_pO.cfg
config=${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGHF/pythia8/generator/pythia8_charmhadronic_with_decays_QCDCR_pO.cfg
includePartonEvent=true
0 ...atorHF_D2H_ccbar_and_bbbar_gap2_SCCR_OO.C → ...torHF_D2H_ccbar_and_bbbar_gap2_QCDCR_OO.C
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0 ...atorHF_D2H_ccbar_and_bbbar_gap2_SCCR_pO.C → ...torHF_D2H_ccbar_and_bbbar_gap2_QCDCR_pO.C
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30 changes: 15 additions & 15 deletions ...ia8_charmhadronic_with_decays_SCCR_OO.cfg → ...a8_charmhadronic_with_decays_QCDCR_OO.cfg
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Expand Up @@ -20,27 +20,27 @@ HeavyIon:SigFitDefPar 2.15,18.42,0.33

Random:setSeed on

### switching on spatially constrained QCD colour reconnection (SC-CR) mode
ColourReconnection:mode = 1
ColourReconnection:timeDilationMode = 0
ColourReconnection:allowDoubleJunRem = off
ColourReconnection:m0 = 1.05
ColourReconnection:allowJunctions = on
ColourReconnection:lambdaForm = 1
ColourReconnection:mPseudo = 1.05
ColourReconnection:junctionCorrection = 1.37
ColourReconnection:dipoleMaxDist = 0.5
### switching on QCD colour reconnection mode
StringPT:sigma = 0.335
StringZ:aLund = 0.36
StringZ:bLund = 0.56
StringFlav:probQQtoQ = 0.078
StringFlav:ProbStoUD = 0.4
StringFlav:probQQ1toQQ0join = 0.5,0.7,0.9,1.0
MultiPartonInteractions:pT0Ref = 2.37
StringFlav:ProbStoUD = 0.2
StringFlav:probQQ1toQQ0join = 0.0275,0.0275,0.0275,0.0275
BeamRemnants:remnantMode = 1
BeamRemnants:saturation = 5
BeamRemnants:beamJunction = on
ColourReconnection:heavyLambdaForm = 1
ColourReconnection:mode = 1
ColourReconnection:allowDoubleJunRem = off
ColourReconnection:allowJunctions = on
ColourReconnection:timeDilationMode = 0
ColourReconnection:reconnect = on
ColourReconnection:forceHadronLevelCR = off
MultiPartonInteractions:pT0Ref = 2.12
ColourReconnection:m0 = 2.9
ColourReconnection:junctionCorrection = 1.43
HIMultipartonInteractions:pT0Ref = 2.12
BeamRemnants:beamJunction = off
HIBeamRemnants:beamJunction = off

# Correct decay lengths (wrong in PYTHIA8 decay table)
# Lb
Expand Down
30 changes: 15 additions & 15 deletions ...ia8_charmhadronic_with_decays_SCCR_pO.cfg → ...a8_charmhadronic_with_decays_QCDCR_pO.cfg
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Original file line number Diff line number Diff line change
Expand Up @@ -21,27 +21,27 @@ HeavyIon:SigFitDefPar 2.15,18.42,0.33

Random:setSeed on

### switching on spatially constrained QCD colour reconnection (SC-CR) mode
ColourReconnection:mode = 1
ColourReconnection:timeDilationMode = 0
ColourReconnection:allowDoubleJunRem = off
ColourReconnection:m0 = 1.05
ColourReconnection:allowJunctions = on
ColourReconnection:lambdaForm = 1
ColourReconnection:mPseudo = 1.05
ColourReconnection:junctionCorrection = 1.37
ColourReconnection:dipoleMaxDist = 0.5
### switching on QCD colour reconnection mode
StringPT:sigma = 0.335
StringZ:aLund = 0.36
StringZ:bLund = 0.56
StringFlav:probQQtoQ = 0.078
StringFlav:ProbStoUD = 0.4
StringFlav:probQQ1toQQ0join = 0.5,0.7,0.9,1.0
MultiPartonInteractions:pT0Ref = 2.37
StringFlav:ProbStoUD = 0.2
StringFlav:probQQ1toQQ0join = 0.0275,0.0275,0.0275,0.0275
BeamRemnants:remnantMode = 1
BeamRemnants:saturation = 5
BeamRemnants:beamJunction = on
ColourReconnection:heavyLambdaForm = 1
ColourReconnection:mode = 1
ColourReconnection:allowDoubleJunRem = off
ColourReconnection:allowJunctions = on
ColourReconnection:timeDilationMode = 0
ColourReconnection:reconnect = on
ColourReconnection:forceHadronLevelCR = off
MultiPartonInteractions:pT0Ref = 2.12
ColourReconnection:m0 = 2.9
ColourReconnection:junctionCorrection = 1.43
HIMultipartonInteractions:pT0Ref = 2.12
BeamRemnants:beamJunction = off
HIBeamRemnants:beamJunction = off

# Correct decay lengths (wrong in PYTHIA8 decay table)
# Lb
Expand Down