Version 1 (modified by 15 years ago) (diff) | ,
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Omega production at TAPS
A sample job card:
!**************************************************** ! Input specific for the reactions !**************************************************** $target !Only relevant for eventtypes 0,1 and 3 (??????) target_Z=20, target_A=40, fermimotion=.true. densitySwitch_Static=1 !1=wood-saxon, 2=according NPA 554,554 (Oset) $end $low_photo_induced energy_gamma=1.1 debugFlag=.false. pascalTwoPi=.true. delta_energy=0.01 equalDistribution_twoPi=.true. vecmes=.true. resonances=.true. singlePi=.true. pi0eta=.true. twopi=.true. $end $lowPhotonAnalysis outputEvents=.true. KruscheOutput=.false. fissumOutput=.false. photonAnalyse=.true. twoPiOutput=.false. $end !*************************************************** ! General Input : !*************************************************** $initDatabase propagationSwitch=0 ! 0=all resonances with more than 1 star, 1=only delta&nucleon 2=only nucleons ! used to initialize the resonances' database $end $initStability stabilityFlag(101) = 4 $end $pythia MDCY(102,1)=1 ! KC code of pi0, not KF! $end $input numEnsembles= 5 ! number of ensembles eventtype = 3 ! 2=PionA, 3=photon A numTimeSteps= 0 ! number of time steps delta_T = 0.4 ! time step size fullensemble=.false. num_runs_SameEnergy=1 num_Energies=1 FinalCoulombCorrection=.false. set_length_perturbative=.true. !length_perturbative=5000 length_perturbative=800 PrintParticleVectors=.false. DoPRLevel(1)=.false. DoPRLevel(2)=.false. DoPRLevel(3)=.false. DoPRLevel(4)=.false. $end $initRandom SEED=45678 !Seed for the random number $end $initDensity densitySwitch=2 !1=dynamic density according to testparticle density, 2=analytic density prescription splineExtraPolation=.true. !Switch for linear spline extrapolation for dynamically calculated density: Extrapolates density between $end $initPauli pauliSwitch=2 !1=dynamic, 2=analytic $end $propagation delta_P=0.01 ! Delta Momentum for derivatives coulomb=.true. ! Whether to use coulomb in propagation hadronic=.true. ! Whether to use hadronic potentials in propagation DerivativeType=1 ! 1=first order Range-Kutta, 2=second order Range-Kutta predictorCorrector=.false. ! Whether to use a predictor/corrector algorithm to do the propagation $end !************************************************************ ! Input for potentials !************************************************************ $Coulomb CoulombFlag=.false. $ $mesonPotential pionPot_Switch=0 ! Switch for pionPotential ! 1=Oset potential (NPA 554), which is valid up to 50Mev kinetic energy ! 2=Kapusta suggestion for pion potential (rather unusual) ! 3=Delta Hole potential, which is valid up to 130 MeV kinetic energy ! 4=Smooth spline transition between switch 1 and 3. ! else=no pion potential $end $baryonPotential EQS_Type=5, ! Switch for equation of state for nucleon resonances spin=1/2 ! Parameters for nucleon potentials: ! 1=soft mom-dep lambda = 2.130 ! 2=hard mom-dep lambda = 2.126 ! 3=soft non-mom-dep ! 4=hard non-mom-dep ! 5=medium mom-dep DeltaPot=1, ! Switch for potential of spin=3/2 resonances ! 1=nucleon (spin=1/2) potential times 3/5 [according to ericson/Weise book] ! 2= 100 MeV *rho/rhoNull $end !********************************************************* ! The collision term !********************************************************** $hadronFormation tauForma=0.8 ! formation proper time in restframe of hadron $end $collisionTerm energyCheck=0.01 ! accuracy of energy check in GeV oneBodyProcesses=.true. oneBodyAdditional=.true. twoBodyProcesses=.true. threeBodyProcesses=.true. $end $insertion minimumEnergy=0.005 propagateNoPhoton=.false. $end $master_1Body $end $master_2Body baryonBaryonScattering=.true. baryonMesonScattering=.true. mesonMesonScattering=.false. $end $master_3Body $end !**************************************************************** ! The widths of the particles !*************************************************************** $width_Baryon mediumSwitch=.false. ! Switch on/off in-medium width of all baryons at once -> The vacuum width are used. mediumSwitch_coll=.false. ! Use consistent collisional broadening mediumSwitch_Delta=.true. ! Switch on/off in-medium width of the delta. .false.=vacuum width $end $width_Meson mediumSwitch=.false. ! Switch on/off in-medium width of all mesons at once -> The vacuum width are used. $end !****************************************************************** ! Temperature and thermodynamics !**************************************************** $initThermoDynamics temperatureSwitch=1 ! 1=groundstate calculations (T=0,mu=E_F) ! 2=the full procedure according to testparticle density (real particles only!) $end