Optical physics

As with EM physics, the optical physics models in Celeritas are closely related to those in Geant4. Unlike Geant4, optical photon generation and stepping in Celeritas takes place in a drastically different manner.

• Optical properties
  • celeritas::optical::MaterialParams
  • Bulk properties
  • Surface properties
• Generating photons
  • celeritas::OpticalCollector
  • celeritas::CherenkovOffload
  • celeritas::ScintillationOffload
  • Distributions
  • Generators
  • Initialization
• Bulk physics
  • celeritas::optical::PhysicsParams
  • Built-in processes
  • Mean free paths
• Surface physics
  • celeritas::optical::SurfacePhysicsParams
  • SurfacePhysicsOrder
  • celeritas::optical::SurfaceTraversalView
  • Boundary initialization
  • Roughness
  • Reflectivity
  • Interaction
  • Boundary crossing