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Geant4 tutorial course at Canadian Nuclear Laboratories

26โ€“30 Aug 2019
America/New_York timezone

Session

Lecture

26 Aug 2019, 09:00

Presentation materials

There are no materials yet.

  1. 1. Kernel I
    Makoto Asai (SLAC)
    26/08/2019, 09:00
    • General introduction and brief history
    • Whatโ€™s new in version 10
    • Highlights of user applications
    • Geant4 license
    • Geant4 kernel
      -- Basic concepts and kernel structure
      -- User classes
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  2. 2. User documents and examples
    Dennis Wright (SLAC)
    26/08/2019, 10:15

    Covers the Geant4 website, user guides, basic, extended and advanced examples, and where to get help.

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  3. 3. User interface I
    Makoto Asai (SLAC)
    26/08/2019, 10:45
    • Command syntax
    • Macro file
    • G4UIExective
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  4. 4. Visualization I
    Makoto Asai (SLAC)
    26/08/2019, 11:15
    • Visualization basics
    • Major visualization drivers
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  5. 5. Scoring I
    Makoto Asai (SLAC)
    26/08/2019, 13:00
    • Introduction to sensitivity
    • Command-based scoring
    • Add a new scorer/filter
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  6. 6. Physics I
    Dennis Wright (SLAC)
    26/08/2019, 13:30

    Geant4 physics lists: what they are and how to use them.

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  7. 8. Material definition
    Dennis Wright (SLAC)
    27/08/2019, 08:15

    How materials are defined and how they can be used in an application.

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  8. 9. Geometry I
    Makoto Asai (SLAC)
    27/08/2019, 08:45
    • Introduction
    • G4VUserDetectorConstruction class
    • Solid and shape
    • Logical volume
    • Region
    • Physical volume
    • Placement
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  9. 10. Primary particle
    Makoto Asai (SLAC)
    27/08/2019, 10:15
    • Introduction
    • Built-in primary particle generators
      -- Particle gun
      -- Interfaces to HEPEVT and HEPMC
      -- General particle source
    • Pre-assigned decay
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  10. 11. Physics II
    Dennis Wright (SLAC)
    27/08/2019, 10:45

    Provides an overview of Geant4 physics, a discussion of physics processes and a description of secondary particle production thresholds.

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  11. 12. Physics III
    Dennis Wright (SLAC)
    27/08/2019, 13:00

    Covers particle decays, optical photon interactions and solid state processes.

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  12. 13. Geometry II
    Makoto Asai (SLAC)
    27/08/2019, 13:30
    • Various ways of placing volumes
      -- Parameterized volume
      -- Replicated volume
      -- Divided volume
      -- Nested parameterization
      -- Reflected volume
      -- Assembly volume
    • Touchable
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  13. 14. EM Physics I
    Dennis Wright (SLAC)
    28/08/2019, 08:15

    An overview of Geant4 electromagnetic physics, with discussions of multiple scattering, energy fluctuations and atomic de-excitation.

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  14. 15. Geometry III
    Makoto Asai (SLAC)
    28/08/2019, 09:00
    • Magnetic field
    • Field integration and other types of field
    • GDML/CAD interfaces
    • Geometry checking tools
    • Geometry optimization
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  15. 16. EM physics II
    Dennis Wright (SLAC)
    28/08/2019, 10:15

    Low energy electromagnetic physics processes and models in Geant4 and how to use them.

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  16. 17. Scoring II
    Makoto Asai (SLAC)
    28/08/2019, 11:00
    • Define scorers in the tracking volume
    • Accumulate scores for a run
    • Sensitive detector vs. primitive scorer
    • Basic structure of detector sensitivity
    • Sensitive detector and hit
    • Touchable
    • Use of G4HCofThisEvent class
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  17. 18. EM physics III
    Dennis Wright (SLAC)
    28/08/2019, 13:00

    A detailed discussion of how ionization, bremsstrahlung, multiple scattering and transportation compete to limit step size and choose an interaction.

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  18. 19. Hadronic physics I
    Dennis Wright (SLAC)
    29/08/2019, 08:15

    An overview of Geant4 hadronic physics and discussions of precompound and intranuclear cascade models.

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  19. 20. User interface II
    Makoto Asai (SLAC)
    29/08/2019, 09:00
    • Mechanism of UI command
    • Defining basic UI command
    • Defining complex UI command
    • G4GenericMessenger
    • UI command in multithreaded mode
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  20. 21. Multithreading I
    Makoto Asai (SLAC)
    29/08/2019, 10:15
    • Introduction
    • Multithreading in Geant4 : the basics
    • UI commands for multithreading
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  21. 22. Hadronic physics II
    Dennis Wright (SLAC)
    29/08/2019, 11:00

    A discussion of hadron elastic models, low energy neutrons, ion-ion models, capture, stopping and fission.

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  22. 24. Hadronic physics III
    Dennis Wright (SLAC)
    29/08/2019, 13:00

    A discussion of QCD string models, gamma- and lepto-nuclear models and radioactive decay.

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  23. 25. Geometry IV
    Makoto Asai (SLAC)
    29/08/2019, 13:45
    • Parallel geometry
    • Layered mass geometry
    • Moving objects
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  24. 23. Analysis
    Makoto Asai (SLAC)
    30/08/2019, 08:15
  25. 26. Event biasing
    Dennis Wright (SLAC)
    30/08/2019, 08:45

    A discussion of specific biasing options, including reverse Monte Carlo, and the general Geant4 biasing framework.

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  26. 27. Visualization II
    Makoto Asai (SLAC)
    30/08/2019, 09:30
  27. 28. Choosing a Physics List
    Dennis Wright (SLAC)
    30/08/2019, 10:15

    Tips on choosing a physics list and validating it.

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  28. 29. Kernel II
    Makoto Asai (SLAC)
    30/08/2019, 10:45
    • User limits
    • Attaching user information to G4 classes
    • Fast simulation (a.k.a. shower parameterization)
    • Stacking mechanism
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  29. 30. Multithreading II
    Makoto Asai (SLAC)
    30/08/2019, 13:00
    • The challenge of MT : thread safety
    • Reading input file in multithreaded mode
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  30. 31. How to update your Geant4 installation
    Dennis Wright (SLAC)
    30/08/2019, 13:30

    Tips on upgrading to the latest Geant4 version and where to get help.

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  31. 32. Q/A and closing remarks
    Makoto Asai (SLAC)
    30/08/2019, 14:00
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