Physics Modules in Enzo

Here we will present an overview of the numerical techniques in Enzo’s physics modules.

• Active Particles: Stars, BH, and Sinks
  • Method 0: Cen & Ostriker
  • Method 1: Cen & Ostriker with Stochastic Star Formation
  • Method 2: Global Schmidt Law
  • Method 3: Population III Stars
  • Method 4: Sink particles
  • Method 5: Radiative Stellar Clusters
  • Method 6: Reserved for future use
  • Method 7: Cen & Ostriker with no delay in formation
  • Method 8: Springel & Hernquist
  • Method 9: Massive Black Holes
  • Method 10: Population III stellar tracers
  • Method 11: Molecular Hydrogen Regulated Star Formation
  • Method 14: Kinetic Feedback
  • Restarting a Simulation With Star Formation or Feedback
  • Distributed Stellar Feedback
  • Notes
• Hydro and MHD Methods
  • Method 0: Piecewise Parabolic Method (PPM)
  • Method 2: ZEUS
  • Method 3: MUSCL
  • Method 4: MHD with Hyperbolic Cleaning (Dedner)
  • Method 6: MHD with Constrained Transport (CT)
  • Method 5: No Hydro
  • Notes
• Cooling and Heating of Gas
  • MultiSpecies = 0: Sarazin & White
  • MultiSpecies = 1, 2, or 3: Primordial Chemistry and Cooling
  • Metal Cooling
  • UV Meta-galactic Backgrounds
• Radiative Transfer
  • Adaptive Ray Tracing
  • Flux Limited Diffusion
• Shock Finding
• Cosmic Ray Two-Fluid Model