Benchmarks

Validation of Geant4 Electromagnetic packages is based on Geant4 extended electromagnetic and medical examples. Validation is performed versus published data and/or between Geant4 versions. The list of dedicated tests for standard electromagnetic physics is shown below.

Multiple scattering

Test Responsible Coverage Purpose
Hanson dataVI e- of 15.6 MeV off Au targets Thin targets
Electron benchmarkDS 13 and 20 MeV e- off Be, C, Al, Ti, Ta, Au targets Thin targets
MuScat dataVI 96.2 MeV mu+ off lqH, Li, Be, C, CH2, Al, Fe This targets
High energy dataVI mu+ 7.2, 11.6 GeV off Cu; pi, K, p at 75, 125, 175 GeV in Be, C, Al, Cu, Sn, Pb This targets
Model comparisonsVI e- off Si This targets
Sandia dataOK e- of 0.5 MeV in semi-infinite media of Al, Mo, Ta, TaAl, AlAuAl Dose profile
Fano theoremSE gamma of 1 MeV in water Radiation dose inside cavity
Fano theoremSE e- of 1 MeV in water Radiation dose inside cavity
Dose kernelSI e- of 1, 10, 15, 100, 1000 keV in water Dose profile

Calorimeter tests

Test Responsible Coverage Purpose
ATLAS barrelVI e- of 10 GeV in Ar/Pb sampling calorimeter Calorimeter response
ATLAS HECVI e- of 10,30, 50, 70, 90, 110 GeV in Ar/Cu sampling calorimeter Calorimeter response
LHCbVI e- of 10 GeV in Sc/Pb sampling calorimeter Calorimeter response
ATLAS TileVI e-, mu- of 20 GeV in Sc/Fe sampling calorimeter Calorimeter response
ZEUS testbeam dataVI e- of 10 GeV in Sc/Pb sampling calorimeter Calorimeter response
CMS ECALVI e- of 10 GeV in PbWO4 crystal calorimeter Calorimeter response
CMS combinedVI e-, gamma in CMS ECAL + HCAL Calorimeter response

List of responsible persons

  • SE - Sabine Elles
  • VI - Sebastien Incerti
  • VI - Vladimir Ivanchenko
  • OK - Omrane Kadri
  • DS - Daren Sawkey