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Description In the last version of MCPL a stat:sum field can be written in the header fields of the created mcpl file. It contains the number of particles/tracks that where used during the simulation ...
  • riwa73
  • 1
  • Opened 
    19 hours ago
  • #3514

Description OpenMC uses scipy.optimize.newton to perform it s secant solve in search_for_keff. Typically secant solves require an initial guess (x0) and a next guess (x1) to define the equation of a line ...
  • lewisgross1296
  • Opened 
    4 days ago
  • #3512

!-- If you are a user of OpenMC and are running into trouble with the code or are seeking general user support, we highly recommend posting on the OpenMC discourse forum first. GitHub issues should be ...
Bugs
  • bpatto10
  • 3
  • Opened 
    11 days ago
  • #3509

Description We have a Plot class for plotting geometry here It currently serves as an interface for both the slice plots and voxel plots. The defaults and attributes for these plots are a bit different ...
  • shimwell
  • Opened 
    11 days ago
  • #3507

Description Additional DAGMC models in the test suite that don t contain graveyard tags. A workflow often used when simulating DAGMC geometries is to not tag a Graveyard surface/cell in the DAGMC model ...
  • shimwell
  • 7
  • Opened 
    13 days ago
  • #3503

Description Right now we have a method, Particle::cross_surface that handles updates to Particle state for geometry as a particle moves across a surface and locates the next cell the particle enters. ...
  • pshriwise
  • 1
  • Opened 
    14 days ago
  • #3500

Description I am activating large datasets: - 320,000+ materials. - Two integration timesteps - 408 nuclides in the chain file - 211 nuclides after activation step (62 initial) During execution ...
  • yrrepy
  • Opened 
    17 days ago
  • #3497

Description When we split particles during variance reduction, the source sites generated using Particle::split are identical in nature. To reduce storage in the secondary particle bank, it would be useful ...
  • pshriwise
  • Opened 
    21 days ago
  • #3492

Bug Description When making weight windows with the nice new FW-CADIS and Random Ray method then using those weight windows in a model that has a source term inside a DAGMC universe I get lost particles. ...
Bugs
  • shimwell
  • 2
  • Opened 
    22 days ago
  • #3490

Description I m currently using the model.convert_to_multigroup method to make MGXS files for use in random ray FW-Cadis workflows. The three available methods (stochastic_slab, infinite_medium and material_wise, ...
  • shimwell
  • Opened 
    25 days ago
  • #3489
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