Introduction to GEANT4
From UCL HEP PBT Wiki
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| == <span style="color:#000080"> Physics processes </span> ==   | == <span style="color:#000080"> Physics processes </span> ==   | ||
| - | You can build your own physics list or chose from already built physics lists.  | + | You can build your own physics list or chose from already built physics lists. To build your own physics lists, you can use two base physics list classes: <span style="color:#ff0000"> G4VUserPhysicsList </span> and <span style="color:#ff0000"> G4ModularPhysicsList </span>. The class <span style="color:#ff0000"> G4VUserPhysicsList </span> is used for simple physics lists while <span style="color:#ff0000"> G4ModularPhysicsList </span> is used to build more complex physics lists. There exist also already built pre-packaged physics lists. | 
