Convert to multigroup transport free - #113

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shimwell wants to merge 14 commits into

convert-to-multigroup-transport-free

Commits on Jun 26, 2026

WIP: transport-free multigroup vector-XS collapse core
shimwell
committed
9a29211
Add source-aware weighting (optional source term) to transport-free collapse
shimwell
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b499120
Add 0-D slowing-down weighting (option 3) to transport-free collapse
shimwell
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8f07903
Add URR probability-table self-shielding to transport-free collapse
shimwell
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2d293e5
Add intermediate-resonance (IR) weighting option to transport-free collapse
shimwell
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ea0a952
Always self-shield in transport-free collapse (drop self_shield and use_urr knobs)
shimwell
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7527d5e
Remove IR and slowing-down weighting options -- NR + self-shielding is the method
shimwell
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8108d52
Add deterministic P0 group-to-group scattering matrix
shimwell
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f96b34c
Add TC-P0 transport-correction moment to scatter_matrix (return_p1)
shimwell
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65a553a

Commits on Jun 27, 2026

Commits on Jun 29, 2026

Wire transport_free into convert_to_multigroup + random-ray fusion benchmark
shimwell
committed
50776f3