MaterialEffects_cfi.py

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# The following comments couldn't be translated into the new config version:

#        pi+      pi-    K0L      K+      K-      p      pbar     n      nbar
#   0.2508, 0.2549, 0.3380, 0.2879, 0.3171, 0.3282, 0.5371, 0.3859, 0.5086 # before 170 tuning

import FWCore.ParameterSet.Config as cms

# Material effects to be simulated in the tracker material and associated cuts
MaterialEffectsBlock = cms.PSet(
    MaterialEffects = cms.PSet(
        # Material Properties (Silicon)
        # A
        A = cms.double(28.0855),
    # Z
        Z = cms.double(14.0),
    # Density in g/cm3
        Density = cms.double(2.329),
    # One radiation length in cm
        RadiationLength = cms.double(9.36),

    # General switches
    # Enable photon pair conversion 
        PairProduction = cms.bool(True),
    # Smallest photon energy allowed for conversion
        photonEnergy = cms.double(0.1),
    # Enable electron Bremsstrahlung
        Bremsstrahlung = cms.bool(True),
        # Smallest bremstrahlung photon energy
        bremEnergy = cms.double(0.1),
    # Smallest bremsstrahlung energy fraction (wrt to the electron energy)
        bremEnergyFraction = cms.double(0.005),
    # Enable dE/dx
        EnergyLoss = cms.bool(True),
    # Enable Multiple Scattering
        MultipleScattering = cms.bool(True),
    # Smallest pT for the Mutliple Scattering 
        pTmin = cms.double(0.2),
    # Enable Nuclear Interactions
        NuclearInteraction = cms.bool(True),
    # The energies of the pions used in the above files (same order)
        pionEnergies = cms.untracked.vdouble(
            1.0, 2.0, 3.0, 4.0, 5.0, 7.0, 9.0, 12.0, 15.0, 20.0, 
            30.0, 50.0, 100.0, 200.0, 300.0, 500.0, 700.0, 1000.0
        ),
    # The particle types simulated
        pionTypes = cms.untracked.vint32(
            211, -211, 130, 321, -321, 2212, -2212, 2112, -2112
        ),
    # The corresponding particle names
        pionNames = cms.untracked.vstring(
            'piplus', 'piminus', 'K0L', 'Kplus', 'Kminus', 'p', 'pbar', 'n', 'nbar'
        ),
    # The corresponding particle masses
        pionMasses = cms.untracked.vdouble(
            0.13957, 0.13957, 0.497648, 0.493677, 0.493677, 
        0.93827, 0.93827, 0.939565, 0.939565 
    ),
    # The corresponding smallest momenta for which an inleatic interaction may occur
        pionMinP = cms.untracked.vdouble( 
        0.7, 0.0, 1.0, 1.0, 0.0, 1.1, 0.0, 1.1, 0.0 
    ),


    # The scaling of the inelastic cross section with energy 
        ratios = cms.untracked.vdouble(
            # pi+ (211)
        0.031390573,0.531842852,0.819614219,0.951251711,0.986382750,1.000000000,0.985087033,0.982996773,
        0.990832192,0.992237923,0.994841580,0.973816742,0.967264815,0.971714258,0.969122824,0.978681792,
        0.977312732,0.984255819,
        # pi- (-211)
        0.035326512,0.577356403,0.857118809,0.965683504,0.989659360,1.000000000,0.989599240,0.980665408,
        0.988384816,0.981038152,0.975002104,0.959996152,0.953310808,0.954705592,0.957615400,0.961150456,
        0.965022184,0.960573304,
        # K0L (130)
        0.000000000,0.370261189,0.649793096,0.734342408,0.749079499,0.753360057,0.755790543,0.755872164,
        0.751337674,0.746685288,0.747519634,0.739357554,0.735004444,0.803039922,0.832749896,0.890900187,
        0.936734805,1.000000000,
        # K+ (321)
        0.000000000,0.175571717,0.391683394,0.528946472,0.572818635,0.614210280,0.644125538,0.670304050,
        0.685144573,0.702870161,0.714708513,0.730805263,0.777711536,0.831090576,0.869267129,0.915747562,
        0.953370523,1.000000000,
        # K- (-321)
        0.000000000,0.365353210,0.611663677,0.715315908,0.733498956,0.738361302,0.745253654,0.751459671,
        0.750628335,0.746442657,0.750850669,0.744895986,0.735093960,0.791663444,0.828609543,0.889993040,
        0.940897842,1.000000000,
        # proton (2212)
        0.000000000,0.042849136,0.459103223,0.666165343,0.787930873,0.890397011,0.920999533,0.937832788,
        0.950920131,0.966595049,0.979542270,0.988061653,0.983260159,0.988958431,0.991723494,0.995273237,
        1.000000000,0.999962634,
        # anti-proton (-2212)
        1.000000000,0.849956907,0.775625988,0.802018230,0.816207485,0.785899785,0.754998487,0.728977244, 
        0.710010673,0.670890339,0.665627872,0.652682888,0.613334247,0.647534574,0.667910938,0.689919693, 
        0.709200185,0.724199928,
        # neutron (2112)
        0.000000000,0.059216484,0.437844536,0.610370629,0.702090648,0.780076890,0.802143073,0.819570432,
        0.825829666,0.840079750,0.838435509,0.837529986,0.835687165,0.885205014,0.912450156,0.951451221,
        0.973215562,1.000000000,
        # anti-neutron
        1.000000000,0.849573257,0.756479495,0.787147094,0.804572414,0.791806302,0.760234588,0.741109531,
        0.724118186,0.692829761,0.688465897,0.671806061,0.636461171,0.675314029,0.699134460,0.724305037,
        0.742556115,0.758504713
    ),
    
    # The correspondence between long-lived hadrons/ions and the simulated hadron list
        protons = cms.untracked.vint32(2212, 3222, -101, -102, -103, -104),
        antiprotons = cms.untracked.vint32(-2212, -3222),
        neutrons = cms.untracked.vint32(2112, 3122, 3112, 3312, 3322, 3334, -3334),
        antineutrons = cms.untracked.vint32(-2112, -3122, -3112, -3312, -3322), 
        K0Ls = cms.untracked.vint32(130, 310),
        Kplusses = cms.untracked.vint32(321),
        Kminusses = cms.untracked.vint32(-321),
        Piplusses = cms.untracked.vint32(211),
        Piminusses = cms.untracked.vint32(-211),

        # The smallest pion energy for which nuclear interactions are simulated
        pionEnergy = cms.double(0.2),
    
    # The algorihm to detrmine the distance between the primary and the secondaries
    # 0 = no link
    # 1 = sin(theta12) - ~ ok at all momenta
    # 2 = sin(theta12) * p1/p2 - bad, should not be used
        distAlgo = cms.uint32(1),
        distCut = cms.double(0.020), ## Default is 0.020 for algo 1;
    
    # The ratio between radiation lengths and interation lengths in the tracker at 15 GeV
        lengthRatio = cms.vdouble(
        #        pi+      pi-    K0L      K+      K-      p      pbar     n      nbar
    #   0.2508, 0.2549, 0.3380, 0.2879, 0.3171, 0.3282, 0.5371, 0.3859, 0.5086 # before 170 tuning
        0.2257, 0.2294, 0.3042, 0.2591, 0.2854, 0.3101, 0.5216, 0.3668, 0.4898 # after 170 tuning
    ),

        # and a global fudge factor for TEC Layers to make it fit
        fudgeFactor = cms.double(1.2),
    
        # The file with the last nuclear interaction read in the previous run
        # to be put in the local running directory (if desired)
        inputFile = cms.untracked.string('NuclearInteractionInputFile.txt'),
   )
)

MaterialEffectsForMuonsBlock = cms.PSet(
    MaterialEffectsForMuons = cms.PSet(

    # Material Properties (Iron - this is for muons)
    # A
        A = cms.double(55.8455),
    # Z
        Z = cms.double(26.0),
    # Density in g/cm3
        Density = cms.double(7.87),
    # One radiation length in cm
        RadiationLength = cms.double(1.76),

    # GEneral switches
    # Enable photon pair conversion 
        PairProduction = cms.bool(False),
    # Smallest photon energy allowed for conversion
        photonEnergy = cms.double(0.1),
    # Enable electron Bremsstrahlung
        Bremsstrahlung = cms.bool(False),
    # Smallest bremstrahlung photon energy
        bremEnergy = cms.double(0.1),
    # Smallest bremsstrahlung energy fraction (wrt to the electron energy)
        bremEnergyFraction = cms.double(0.005),
    # Enable dE/dx
        EnergyLoss = cms.bool(True),
    # Enable Multiple Scattering
        MultipleScattering = cms.bool(True),
    # Smallest pT for the Mutliple Scattering 
        pTmin = cms.double(0.3),
    # Enable Nuclear Interactions
        NuclearInteraction = cms.bool(False)

    )
)

MaterialEffectsForMuonsInECALBlock = cms.PSet(
    MaterialEffectsForMuonsInECAL = cms.PSet(

    # Material Properties (PbW04 - this is for muons)
    # A
        A = cms.double(55.8455),
    # Z
        Z = cms.double(26.0),
    # Density in g/cm3
        Density = cms.double(8.280),
    # One radiation length in cm
        RadiationLength = cms.double(0.89),

    # GEneral switches
    # Enable photon pair conversion 
        PairProduction = cms.bool(False),
    # Smallest photon energy allowed for conversion
        photonEnergy = cms.double(0.1),
    # Enable electron Bremsstrahlung
        Bremsstrahlung = cms.bool(False),
    # Smallest bremstrahlung photon energy
        bremEnergy = cms.double(0.1),
    # Smallest bremsstrahlung energy fraction (wrt to the electron energy)
        bremEnergyFraction = cms.double(0.005),
    # Enable dE/dx
        EnergyLoss = cms.bool(False),
    # Enable Multiple Scattering
        MultipleScattering = cms.bool(False),
    # Smallest pT for the Mutliple Scattering 
        pTmin = cms.double(0.3),
    # Enable Nuclear Interactions
        NuclearInteraction = cms.bool(False)
    )
)

MaterialEffectsForMuonsInHCALBlock = cms.PSet(
    MaterialEffectsForMuonsInHCAL = cms.PSet(

    # Material Properties (BRASS - this is for muons)
    # A
        A = cms.double(64.0),
    # Z
        Z = cms.double(29.0),
    # Density in g/cm3
        Density = cms.double(8.5),
    # One radiation length in cm
        RadiationLength = cms.double(1.44),

    # GEneral switches
    # Enable photon pair conversion 
        PairProduction = cms.bool(False),
    # Smallest photon energy allowed for conversion
        photonEnergy = cms.double(0.1),
    # Enable electron Bremsstrahlung
        Bremsstrahlung = cms.bool(False),
    # Smallest bremstrahlung photon energy
        bremEnergy = cms.double(0.1),
    # Smallest bremsstrahlung energy fraction (wrt to the electron energy)
        bremEnergyFraction = cms.double(0.005),
    # Enable dE/dx
        EnergyLoss = cms.bool(False),
    # Enable Multiple Scattering
        MultipleScattering = cms.bool(False),
    # Smallest pT for the Mutliple Scattering 
        pTmin = cms.double(0.3),
    # Enable Nuclear Interactions
        NuclearInteraction = cms.bool(False)

    )
)