Archives de catégorie : 2013

Main page of 2013 tutorial. Program.

30H de formation, reparties en 10 seances de 3h30 (dont 30 mn de pause) comme suit: 5 seances tous les apres-midi du 13 au 17 mai 2013 inclus mardi 21 mai apres-midi,  mercredi 22 mai matin et apres-midi, jeudi 23 … Continuer la lecture →

Code for download: session10_start.tar.gz Exercise: Inspect the code for additions: Inspect exampleED.cc, EDDetectorConstruction.hh[.cc] and search for comments regarding biasing eg: « // added for biasing ». As configuring the code for biasing is rather cumbersome, most of the technical things have been … Continuer la lecture →

Presentations Event Biasing ( slides ) Principles, Available functionalities in Geant4, (future ones) AOB Exercise Shielding

Code for download: session9_start.tar.gz Exercise: Add an option in EDScreenSD class to account only primary particles (see the implementation of the option fRandom in EDPrimaryGeneratorAction): add a data member G4bool fOnlyPrimariesand its « setter » function add a command /ED/screen/onlyPrimaries with use … Continuer la lecture →

More on Kernel, Physics Presentations More on Kernel( slides ) User limits, User information classes, Stack management, [Shower parametrization], Multi-threading, Speeding up the application Which Physics List to Use( slides ) Choosing appropriate Physics List, Validation Exercise Add stacking action … Continuer la lecture →

Code for download: session8_start.tar.gz ** These exercices are of course just a little sample of physics problems. ** Energy deposit depending on particle species: Add a calorimeter collection to collect deposit from neutral particles only. Add an Edep histogram for … Continuer la lecture →

More on Physics Presentation ( slides ) EM physics EM standard overview, Multiple scattering Hadronic physics Overview, Elastic process, Precompound/de-exitation models, Cascade models, Parameterized models Neutron physics, Ion physics, Radioactive decay String models, CHIPS / electro-nuclear models, Capture / fission … Continuer la lecture →

Code for download: session7_start.tar.gz Exercise: Rotate Tubs volume so that the tube symmetry axis is parallel with y-axis of the world reference frame. Complete the EDMagneticField class to define a magnetic field with B=1.0*tesla in the y-direction and which is … Continuer la lecture →

More on Geometry Presentations More on Geometry ( slides ) Magnetic field, Repeated placements (parameterised volume, replicas and divisions, nested parameterisation), Special techniques of placements (Assembly volume, Reflected volume), Optimization techniques, Debugging geometries Geometry persistency( slides ) ASCII text models, … Continuer la lecture →