- Performs 1-D simulations for planar, cylindrical, and spherical plasmas.
- Updates energy and momentum conservation equations in a Lagrangian reference frame (i.e., grid moves with fluid).
- Energy equations solved for either one-temperature (Tion = Telec) or two-temperature (separate Tion and Telec) plasmas.
- Includes an easy-to-use graphical user interface for problem setup and monitoring simulation progress.
- Includes a graphics application HydroPLOT for visualizing results:
- Viewing results as line plots, 2-D color contours, 3-D surface plots
- Editing and saving plot settings
- Copying and pasting plots into MS Office applications
- Plasma thermal conduction is performed, with electron conduction being flux-limited, using:
- Spitzer conductivity
- SESAME-formatted tabular conductivity
- A user-specified (constant) conductivity
- A mixture of Spitzer and constant conductivities
- Includes energy deposition models for:
- Laser deposition
- MHD effects (cylindrical geom. only)
- External radiation sources
- Radiation transport for multiple photon energy groups is computed using one of the following models:
- Flux-limited radiation diffusion
- Multi-angle short characteristics (planar geometry only)
- Supports use of SESAME equation of state (EOS), thermal conductivity, and electrical resistivity data.
- Supports use of PRism OPACity and EOS (PROPACEOS) data.
- Includes option to calculate fusion product yields and rates.
- Includes the following atomic processes in collisional-radiative modeling: **
- Collisional ionization, recombination, excitation, and deexcitation
- Photoionization and stimulated recombination
- Photoionization and stimulated emission
- Spontaneous decay
- Radiative recombination
- Dielectronic recombination, autoionization, and electron capture
- Utilizes ATBASE atomic database for supplying: **
- Photoionization cross-sections
- Oscillator strengths
- Collisional ionization cross-sections
- Collisional excitation cross-sections
- Atomic level energies and transition energies
- Dielectronic recombination, autoionization, and electron capture rates
- Interfaces with other Prism applications:
- SPECT3D: for generating spectra and images based on radiation-hydrodynamics results to compare with experimental spectral and imaging data
- HydroPLOT: a graphics tool for viewing calculation results
- VISRAD: for generating input files for time- and frequency-dependent external radiation sources
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** HELIOS-CR application only