HADI: Development of components of the Geant4 toolkit for ... - CERN
HADI: Development of components of the Geant4 toolkit for ... - CERN
HADI: Development of components of the Geant4 toolkit for ... - CERN
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‘Infrastructure’:Database <strong>of</strong> materials, elements, and isotopes► Ensure accuracy <strong>for</strong> keyproperties <strong>of</strong> materials:► Values from NIST• Density• Mean excitation potential (I)• Chemical <strong>for</strong>mula• Element composition► and (<strong>for</strong> hadronic processes):• Natural isotope composition► New interfaces►• Old constructors keptCan also access via UI commands# Elementary Materials from <strong>the</strong> NIST Data BaseZ Name ChemFormula density(g/cm^3) I(eV)-------------------------------------------------------------1 G4_H H_2 8.3748e-05 19.2...6 G4_C 2 817 G4_N N_2 0.0011652 828 G4_O O_2 0.00133151 95# Compound Materials from NIST Data BaseN Name ChFormuladensity(g/cm^3)I(eV)------------------------------------------------------------95 G4_Air 0.00120479 85.76 0.0001247 0.7552688 0.23178118 0.01282796 G4_CsI 4.51 553.153 0.4769255 0.52308CHEP06 Status <strong>of</strong> Standard EM 16
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