Physics Parameters for Proton Therapy Applications
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1 Physics Parameters for Proton Therapy Applications The use of the GEANT4 materials is highly recommended for Hadrontherapy Applications to obtain correct range values 1) EM Physics List Please use the Standard Physics List option 3 configuration, summarized in the tables below. Particle Model PhotoElectric gamma Compton GammaConversion Particle Model Step Function Step Limit Type Electronisation e- Bremsstrahlung - - MultipleScattering Default - distancetoboundary Particle Model Step Function Step Limit Type Electronisation e+ Bremsstrahlung - - PositronAnnihilation - - MultipleScattering Default - distancetoboundary Particle Model Step Function proton Hadronisation Default mm Particle Model Step Function pi+/pi- Hadronisation Default mm Particle Model Step Function (Generic, alpha,, triton, He3) isation Default mm 2) Hadronic Models Hadronic process Elastic scattering Particle Geant4 processes Geant4 models Geant4 datasets Generic All other particles Protons G4UHadronElastic G4Proton G4LElastic G4BinaryCascade G4Proton Energy range 0-20
2 protons Generic G4 G4sShen 0-20 ions Deuteron Triton G4Deuteron G4Triton G4LEDeuteron G4LETriton Alpha G4Alpha G4LEAlpha pions π+, π- G4PionPlus G4PionMinus G4LEPionMinus G4PionPlus G4HadronDa taset - Radiative capture (neutrons) G4HadronCapture Capture G4LCapture Capture Data G4HadronCapture scattering for neutrons G4 G4BinaryCascade Data G4 Fission (neutrons) G4HadronFission Fiss ion G4LFission Fission Data G4HadronFissionDat aset 3) Options Options Value Min Energy 100 ev Max Energy 10 TeV de/dx table binning 220 Lambda table binning 220 4) Cuts recommended values Particles Gamma Electron Positron 5) References Value
3 L. Grévillot, T. Frisson, N. Zahra, D. Bertrand, F. Stichelbaut, N. Freud and D. Sarrut, Optimization of GEANT4 settings for Proton Pencil Beam Scanning simulations using GATE, Nucl. Instr. Meth. Phys. Res. B (2010), doi: /j.nimb ) GATE implementation # oooooooooo00000oooooooooo # # # # PHYSICS # # # # oooooooooo00000oooooooooo # # Electromagnetic processes /gate/physics/add PhotoElectric /gate/physics/processes/photoelectric/setmodel /gate/physics/add Compton /gate/physics/processes/compton/setmodel /gate/physics/add GammaConversion /gate/physics/processes/gammaconversion/setmodel /gate/physics/add Electronisation /gate/physics/processes/electronisation/setmodel e+ /gate/physics/processes/electronisation/setmodel e- /gate/physics/processes/electronisation/setstepfunction e+ 0.2 /gate/physics/processes/electronisation/setstepfunction e- 0.2 /gate/physics/add Bremsstrahlung /gate/physics/processes/bremsstrahlung/setmodel e+ /gate/physics/processes/bremsstrahlung/setmodel e- /gate/physics/add PositronAnnihilation /gate/physics/processes/g4positronannihilation/setmodel /gate/physics/add MultipleScattering /gate/physics/processes/multiplescattering/setgeometricalsteplimitertype e- distancetoboundary /gate/physics/processes/multiplescattering/setgeometricalsteplimitertype e+ distancetoboundary /gate/physics/add Hadronisation /gate/physics/remove Hadronisation /gate/physics/remove Hadronisation triton /gate/physics/remove Hadronisation He3 /gate/physics/remove Hadronisation alpha /gate/physics/remove Hadronisation Generic /gate/physics/processes/hadronisation/setstepfunction proton mm /gate/physics/processes/hadronisation/setstepfunction pi mm /gate/physics/processes/hadronisation/setstepfunction pi mm /gate/physics/add isation /gate/physics/processes/isation/setstepfunction Generic mm /gate/physics/processes/isation/setstepfunction alpha mm /gate/physics/processes/isation/setstepfunction mm /gate/physics/processes/isation/setstepfunction triton mm /gate/physics/processes/isation/setstepfunction He mm # Hadronic processes
4 /gate/physics/add HadronElastic Generic /gate/physics/processes/hadronelastic/setmodel G4LElastic Generic /gate/physics/add UHadronElastic /gate/physics/processes/uhadronelastic/setmodel /gate/physics/processes/uhadronelastic/set /gate/physics/add Proton /gate/physics/processes/proton/setmodel G4BinaryCascade /gate/physics/processes/proton/g4binarycascade/setemin 0 MeV /gate/physics/processes/proton/g4binarycascade/setemax 500 /gate/physics/add /gate/physics/processes//setmodel /gate/physics/processes//setmodel G4LEDeuteron /gate/physics/processes//setmodel G4LETriton triton /gate/physics/processes//setmodel G4LEAlpha alpha /gate/physics/processes///setemin 80 MeV /gate/physics/processes///setemax 20 /gate/physics/processes///setemin 80 MeV triton /gate/physics/processes///setemax 20 triton /gate/physics/processes///setemin 80 MeV alpha /gate/physics/processes///setemax 20 alpha /gate/physics/processes//g4ledeuteron/setemin 0 MeV /gate/physics/processes//g4ledeuteron/setemax 80 MeV /gate/physics/processes//g4letriton/setemin 0 MeV triton /gate/physics/processes//g4letriton/setemax 80 MeV triton /gate/physics/processes//g4lealpha/setemin 0 MeV alpha /gate/physics/processes//g4lealpha/setemax 80 MeV alpha /gate/physics/processes//set G4sShen Generic /gate/physics/processes//set /gate/physics/processes//set triton /gate/physics/processes//set alpha /gate/physics/add PionPlus /gate/physics/processes/pionplus/setmodel G4LEPionPlus /gate/physics/add PionMinus /gate/physics/processes/pionminus/setmodel G4LEPionMinus /gate/physics/add Capture /gate/physics/processes/capture/setmodel Capture /gate/physics/processes/capture/capture/setemin 0 MeV /gate/physics/processes/capture/capture/setemax 20 MeV /gate/physics/processes/capture/setmodel G4LCapture /gate/physics/processes/capture/g4lcapture/setemin 14 MeV /gate/physics/processes/capture/g4lcapture/setemax 20 /gate/physics/processes/capture/set CaptureData /gate/physics/processes/capture/set G4HadronCapture /gate/physics/add Fission /gate/physics/processes/fission/setmodel Fission /gate/physics/processes/fission/fission/setemin 0 MeV /gate/physics/processes/fission/fission/setemax 20 MeV /gate/physics/processes/fission/setmodel G4LFission /gate/physics/processes/fission/g4lfission/setemin 14 MeV /gate/physics/processes/fission/g4lfission/setemax 20 /gate/physics/processes/fission/set FissionData /gate/physics/processes/fission/set G4HadronFission /gate/physics/add /gate/physics/processes//setmodel /gate/physics/processes///setemin 0 MeV /gate/physics/processes///setemax 20 MeV
5 /gate/physics/processes//set Data neutron /gate/physics/processes//setmodel G4BinaryCascade /gate/physics/processes//g4binarycascade/setemin 14 MeV /gate/physics/processes//g4binarycascade/setemax 20 /gate/physics/processes//set G4 neutron /gate/physics/add Decay # Options /gate/physics/setemin 0.1 kev /gate/physics/setemax 10 TeV /gate/physics/setdedxbinning 220 /gate/physics/setlambdabinning 220 /gate/physics/gamma/setcutinregion world /gate/physics/electron/setcutinregion world /gate/physics/positron/setcutinregion world /gate/physics/gamma/setcutinregion cible /gate/physics/electron/setcutinregion cible /gate/physics/positron/setcutinregion cible
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