Pythia8_ElasScat.cmnd

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00001 ! elastic scattering with Pythia8, steering provided by Hasko Stenzel
00002 ! Z decays into leptons and tau decays disabled
00003 
00004 SoftQCD:elastic = on            ! elastic scattering
00005 SigmaElastic:setOwn = on        ! t-generation accoring to elastic formula
00006 SigmaTotal:setOwn = on          ! use own total cross section
00007 SigmaTotal:sigmaTot = 100.      ! actual value of sig_tot
00008 SigmaElastic:bSlope = 18.       !  nuclear slope
00009 SigmaElastic:rho = 0.12.        !  rho-parameter
00010 SigmaElastic:lambda = 0.72      ! form factor parameter
00011 SigmaElastic:phaseConst = 0.577 ! Coulomb phase constant (gamma_E)
00012 SigmaElastic:tAbsMin = 4e-5     ! t_min for event generation 
00013 Beams:allowMomentumSpread  = on ! set up beam class (incoming protons) 
00014 Beams:sigmaPxA = 1.582E-3       ! set divergence in Px beam 1 (0.226 murad) 
00015 Beams:sigmaPyA = 1.582E-3       ! set divergence in Py beam 1 
00016 Beams:sigmaPzA = 0.0791         ! set energy smearing beam 1 in GeV  (1.13E-4%)
00017 Beams:sigmaPxB = 1.582E-3       ! set divergence in Px beam 2 (0.226 murad) 
00018 Beams:sigmaPyB = 1.582E-3       ! set divergence in Py beam 2 
00019 Beams:sigmaPzB = 0.0791         ! set energy smearing beam 2 in GeV  (1.13E-4%)

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