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Geant4 Advanced Course 2021 @ CERN

4–8 Oct 2021
CERN
Europe/Zurich timezone

Geant4 Training 2021

Contribution List

46 out of 46 displayed
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  1. 1. Introduction
    John Apostolakis (CERN)
    04/10/2021, 09:00
    • Welcome to the course
    • Practical aspects - Zoom, Mattermost, Questions, ...
    Go to contribution page
  2. 21. Magnetic Field
    John Apostolakis (CERN)
    04/10/2021, 09:10
    • Magnetic field
    • Field integration and other types of field
    • Steppers & Interpolation
    Go to contribution page
  3. 22. Physics
    Vladimir Ivantchenko (CERN)
    04/10/2021, 10:30
    • Particles
    • Ions
    • Processes
    • What happens at a step
    • Order of initialisation and execution
    • Cuts
    • How to prepare custom particle and process
    Go to contribution page
  4. 39. Hadronic Physics - I
    Alberto Ribon (CERN)
    04/10/2021, 11:35

    Introduction (what is it, why we need it, what are the challenges)
    Overview of the hadronic physics framework
    Hadronic cross-sections
    Hadronic final-state models
    Hadronic data libraries

    Go to contribution page
  5. 8. Discussion
    Alberto Ribon (CERN), John Apostolakis (CERN), Vladimir Ivantchenko (CERN)
    04/10/2021, 12:35
    • Magnetic field
    • EM physics
    • Hadronic physics
    Go to contribution page
  6. 28. Definition of UI commands
    Makoto Asai (SLAC National Accelerator Laboratory (US))
    05/10/2021, 09:00
    • G4UIExecutive
    • Definition of custom UI commands
    Go to contribution page
  7. 6. Scoring
    Makoto Asai (SLAC National Accelerator Laboratory (US))
    05/10/2021, 09:20
    • Introduction to Scoring
    • Command-based scoring
    • Sensitive detector vs. primitive scorer
    • Basic structure of detector sensitivity
    • Sensitive detectors and hits
    Go to contribution page
  8. 16. Additional User classes
    Makoto Asai (SLAC National Accelerator Laboratory (US))
    05/10/2021, 09:50
    • User limits
    • User information classes
    • Stack management
    Go to contribution page
  9. 40. Discussion
    Makoto Asai (SLAC National Accelerator Laboratory (US))
    05/10/2021, 10:20
    • UI commands
    • User actions
    • Scoring
    Go to contribution page
  10. 17. Multithreading
    John Apostolakis (CERN)
    05/10/2021, 11:15
    • Why use multi-threading in Geant4
    • What data is shared between threads
    • User commands to control threading and regular and error output
    • User code / actions in multi-threaded (MT) mode
    Go to contribution page
  11. 19. Questions & Answers
    05/10/2021, 11:45

    General discussion on topics raised on Mattermost

    Go to contribution page
  12. 45. Practicalities (repeat - adapted)
    John Apostolakis (CERN)
    05/10/2021, 16:00
    • Welcome to the (time-shifted) course
    • Practical aspects - Zoom, Mattermost, Questions, ...
    Go to contribution page
  13. 42. Definition of UI commands (repeat of morning)
    John Apostolakis (CERN), Makoto Asai (SLAC National Accelerator Laboratory (US))
    05/10/2021, 16:10
    • G4UIExecutive
    • Definition of custom UI commands
    Go to contribution page
  14. 41. Scoring (repeat)
    John Apostolakis (CERN), Makoto Asai (SLAC National Accelerator Laboratory (US))
    05/10/2021, 16:45
    • Sensitive detectors & Hits
    • Basic scoring commands
    • Advanced scoring
    Go to contribution page
  15. 43. Additional User classes (repeat)
    John Apostolakis (CERN), Makoto Asai (SLAC National Accelerator Laboratory (US))
    05/10/2021, 17:20
    • User limits
    • User information classes
    • Stack management
    Go to contribution page
  16. 44. Discussion
    John Apostolakis (CERN)
    05/10/2021, 17:50
    • UI commands
    • User actions
    • Scoring
    Go to contribution page
  17. 23. Electromagnetic physics
    Vladimir Ivantchenko (CERN)
    06/10/2021, 09:00
    • Energy loss
    • Cuts per region
    • Models per region
    • Atomic de-excitation
    • Multiple and single scattering
    • Documentation for electromagnetic physics
    Go to contribution page
  18. 24. Electromagnetic physics II - Optical Photons
    Alexander Howard (Imperial College (GB))
    06/10/2021, 10:40

    Optical photons - generation, propagation and their physics processes

    Go to contribution page
  19. 25. Open Discussion
    Alexander Howard (Imperial College (GB)), John Apostolakis (CERN), Mihaly Novak (CERN), Vladimir Ivantchenko (CERN)
    06/10/2021, 16:00

    Any Geant4 topic - submit questions on Mattermost

    Go to contribution page
  20. 36. Geometry
    Gabriele Cosmo (CERN)
    07/10/2021, 09:00
    • Placements, Replicated and Parameterised volumes, introduction
    • Divided volumes
    • Geometrical regions
    • Touchables and Nested parameterisations
    • Assembly volumes
    • Reflected volumes
    • Geometry optimization
    • Parallel geometries
    • Moving geometries
    • CAD interface
    Go to contribution page
  21. 37. Discussion
    Gabriele Cosmo (CERN), John Apostolakis (CERN)
    07/10/2021, 10:20
    • Geometry
    • Navigation & Transportation
    Go to contribution page
  22. 13. Physics Lists
    Gunter Folger (CERN)
    07/10/2021, 10:50
    • Introduction to Physics Lists
    • The Geant4 Physics List interface
    • Using pre-packaged physics lists
    • How to choose a physics list
    • Examples
    Go to contribution page
  23. 18. Hadronics physics II
    Alberto Ribon (CERN)
    07/10/2021, 12:00
    • Pre-compound and de-excitation models
    • Intra-nuclear cascade models (Bertini, Binary, Liege (INCL))
    • String models (Fritiof, Quark Gluon String)
    • Capture/stopping models
    • Fission models
    • Elastic process
    • Neutron physics
    • Ion physics
    Go to contribution page
  24. 46. Multithreading II
    John Apostolakis (CERN)
    07/10/2021, 12:40
    • thread safety
    • split classes
    Go to contribution page
  25. 38. Discussion
    Alberto Ribon (CERN), Gunter Folger (CERN)
    07/10/2021, 13:00
    • Physics lists
    • Hadronic physics
    Go to contribution page
  26. 29. Event Biasing
    Marc Verderi (Centre National de la Recherche Scientifique (FR))
    08/10/2021, 09:00
    • Overview
    • Geometrical biasing
    • Bremsstrahlung splitting
    Go to contribution page
  27. 33. Physics Biasing
    Alberto Ribon (CERN)
    08/10/2021, 09:50

    Physics biasing techniques

    Go to contribution page
  28. 34. Discussion
    Alberto Ribon (CERN), Marc Verderi (Centre National de la Recherche Scientifique (FR))
    08/10/2021, 10:20
    • Event biasing
    • Physics biasing
    Go to contribution page
  29. 30. Fast Simulation
    Anna Zaborowska (CERN)
    08/10/2021, 11:00
    • Fast parameterised simulation
    • G4VFastSimulationModel
    • G4FastSimulationManagerProcess
    • Use of "Ghost" volumes
    • Techniques of fast simulation
    Go to contribution page
  30. 35. Questions & Answers
    08/10/2021, 12:00

    General discussion
    Answers on topics raised on Mattermost

    Go to contribution page
  31. 31. Afternoon Session 1
  32. 32. Afternoon Session 2
  33. 15. Event biasing
    Makoto Asai (SLAC National Accelerator Laboratory (US))
    • Overview
    • Geometrical biasing
    • Bremsstrahlung splitting
    Go to contribution page
  34. 26. Fast Simulation
    Anna Zaborowska (CERN)
    • Fast parameterised simulation
    • G4VFastSimulationModel
    • G4FastSimulationManagerProcess
    • Use of "Ghost" volumes
    • Techniques of fast simulation
    • Demo/Exercises
    Go to contribution page
  35. 12. Generators
    Witold Pokorski (CERN)
    • G4VUserPrimaryGeneratorAction class
    • Primary vertex and primary particle
    • Built-in primary particle generators
    • Interfaces with external generators
    Go to contribution page
  36. 10. Geometry - I
    Gabriele Cosmo (CERN)
    • G4VUserDetectorConstruction class
    • Geometrical shapes: solids
    • Logical & Physical volumes
    • Placements, Parametrised, Replicated volumes, basics
    • Geometry checking tools
    • GDML interface
    • Magnetic field, basics
    Go to contribution page
  37. 20. Geometry I
    Gabriele Cosmo (CERN)
    • G4VUserDetectorConstruction class
    • Geometrical shapes: solids
    • Logical & Physical volumes
    • Placements, Parametrised, Replicated volumes, basics
    • Geometry checking tools
    • GDML interface
    Go to contribution page
  38. 11. Hands-on - II
    Mihaly Novak (CERN), Vladimir Ivantchenko (CERN)

    Exercise on physics processes & setup
    Electromagnetic examples

    Go to contribution page
  39. 9. Material Definition
    Mihaly Novak (CERN)
    • Defining Materials
    • NIST Material database
    Go to contribution page
  40. 7. Multithreading - I
    John Apostolakis (CERN)
    • Introduction to multithreading
    • UI commands for multithreading
    Go to contribution page
  41. 14. Particles and processes
    Vladimir Ivantchenko (CERN)
    • Particles
    • Processes
    • What happens at a step
    • Cuts
    Go to contribution page
  42. 27. Physics Biasing
    Alberto Ribon (CERN), Makoto Asai (SLAC National Accelerator Laboratory (US))

    Physics biasing techniques

    Go to contribution page
  43. 5. User Actions, Hits and Digits
    Witold Pokorski (CERN)
    • Mandatory user actions
    • Optional user actions
    • Sensitive detectors
    • Hit/digits collections
    Go to contribution page
  44. 2. User Documents and Examples
    Gunter Folger (CERN)
    • Installation Guide
    • Application & Toolkit developers manuals
    • Physics reference manual
    • Basic examples in Geant4 distribution
    • Extended and advanced examples in Geant4 distribution
    • GitHub, LXR source code browser
    • Reporting problems/requirements, HyperNews
    Go to contribution page
  45. 3. User Interface - I
    Mihaly Novak (CERN)
    • Syntax of UI command
    • Interactive mode / batch mode
    • G4UIExecutive class
    Go to contribution page
  46. 4. Visualization - I
    Mihaly Novak (CERN)
    • Introduction to Visualization
    • Quick Looks at Visualization Drivers
    • Basic Visualization Commands
    Go to contribution page