Contents

• Major features
• Conventions and Units
• Sample problems
  • Laser-heated foil
  • Radiation-heated foil
  • Radiation-driven shock
  • Radiation-driven capsule implosion
  • Laser-driven capsule implosion
  • Radiation Burnthrough
• Supported platforms
• Reporting bugs
• Known issues
• Revision history
• User comments and suggestions

• Geometry and Simulation Type
• Spatial grid
  • Initial conditions
  • Equation of state
  • Opacities
  • Conductivities
  • Electrical resistivity
  • Particle beam
  • DCA material composition
• Hydrodynamics
• Atomic processes
• Radiation transport
• Laser source
• Particle beam
• External radiation source
• MHD parameters
• Time controls
• Output
• Zoning

3. Running Simulations

• Run name and directory
• Progress monitor

4. Displaying Results with HydroPLOT

5. Post processing results with SPECT3D

6. Files

• Workspace files
• Preferences file
• SESAME data
• PROPACEOS data
• VisRad flux files
• Output files

7. Additional Topics

• Setting Up EOS/Opacity Libraries
• Setting Preferences
• Table data
  • Reading multi-column data files
  • Analytic expressions
• Activating and deactivating a license

7. Glossary

8. Subject Index

9. Appendices

• HELIOS Overview (JQSRT 2005)
• Benchmark calculations: Radiation Transport
• Benchmark calculation: Al Shock Breakout
• Benchmark calculation: Capsule Implosion
• Benchmark calculation: Capsule Implosion (Non-LTE)
• Benchmark calculations: PROPACEOS vs. SESAME
• FAC Atomic Data in Prism Codes
• Stark Broadening Models in Prism Codes
• Continuum Lowering and Population Matrix Solver Improvements in Prism Codes
• Physics Models Improvements April 2024