Matteo Zammataro
e3bc615172
Fix numerical cancellation in RectLattice::distance for large pitch values ( #3853 )
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Co-authored-by: matteo.zammataro <matteo.zammataro@newcleo.com>
Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2026-07-03 21:39:17 +00:00
Jon Shimwell
df6f94300f
Turn the weight window game off for a zero or negative lower bound ( #3990 )
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Co-authored-by: John Tramm <john.tramm@gmail.com>
Co-authored-by: shimwell <mail@jshimwell.com>
2026-07-02 13:04:02 -05:00
Jonathan Shimwell
d06fdee93a
Preserve user material names in convert_to_multigroup and avoid overwriting material with same name bug fix ( #3984 )
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2026-06-30 09:38:09 -05:00
GuySten
4d6244d93c
Fix for numpy 2.5.0 ( #3981 )
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2026-06-24 16:09:16 -05:00
Patrick Shriwise
ea6ba328c9
Fix collision track feature for photon transport ( #3946 )
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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2026-06-08 23:37:34 +00:00
hugo-barthod
2dd5322fee
Fix undefined variable in openmc.mgxs.library (scatt_mgxs) ( #3943 )
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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2026-05-30 05:35:31 +00:00
Bor Kos
46d8896132
Pulsed Height Tally in mixed neutron-gamma fields ( #3937 )
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Co-authored-by: Bor Kos <bor.kos@bakerhughes.com>
Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2026-05-30 03:25:38 +00:00
John Tramm
0169fd9226
Shared Secondary Particle Bank ( #3863 )
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Co-authored-by: John Tramm <jtramm@gmail.com>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
Co-authored-by: Copilot <copilot@github.com>
2026-05-19 23:23:10 -05:00
Jack Fletcher
368ea069ca
Local adjoint source for Random Ray ( #3717 )
2026-04-28 16:10:03 -05:00
Lorenzo Chierici
e431d49bec
Add reactivity control to coupled transport-depletion analyses ( #2693 )
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Co-authored-by: Andrew Johnson <drewejohnson@users.noreply.github.com>
Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2026-04-20 07:13:53 -05:00
Amanda Lund
1dc4aa9882
Add setting to optionally disable atomic relaxation ( #3855 )
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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2026-03-10 04:00:10 +00:00
GuySten
70be650003
Implement surface flux tallies ( #3742 )
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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2026-03-04 14:17:48 +02:00
Paul Romano
49b896b0eb
Enable "hybrid" tallies in get_microxs_and_flux ( #3831 )
2026-03-02 22:06:52 -05:00
GuySten
c0427dd40a
Resolve conflict with weight windows and global russian roulette ( #3751 )
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Co-authored-by: Patrick Shriwise <pshriwise@gmail.com>
2026-02-25 14:01:33 -06:00
Paul Romano
e130701f10
Fix MeshFilter.get_pandas_dataframe to handle all mesh types ( #3817 )
2026-02-24 07:35:23 +00:00
Paul Romano
139907c955
Implement tally filter for filtering by reaction ( #3809 )
2026-02-21 10:17:12 -06:00
Kevin Sawatzky
417343c920
Implement S2 directional sampling in the random ray solver ( #3811 )
2026-02-19 14:25:19 +02:00
John Tramm
977ade79a1
Replace xtensor with internal Tensor/View classes ( #3805 )
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Co-authored-by: John Tramm <jtramm@gmail.com>
2026-02-17 09:50:38 -06:00
Paul Romano
a35927aad3
Extend ParticleProductionFilter to support multiple particle types ( #3780 )
2026-02-13 22:18:29 -06:00
Patrick Shriwise
a3426cf833
Fix weight windows regression test ( #3798 )
2026-02-12 06:30:31 -06:00
Kevin Sawatzky
4f4930b633
Temperature feedback support in the random ray solver. ( #3737 )
2026-02-09 16:54:59 -06:00
Lewis Gross
a632429267
Move distrib (mat, temp, dens) from XML attribute to subelement for better compatibility with very large instance lists ( #3774 )
2026-02-06 19:32:32 +02:00
Gavin Ridley
f2c936cf5b
Implement filter for secondary particle production binned by energy ( #3453 )
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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2026-02-05 18:00:03 -06:00
Paul Romano
b41e22f68b
Refactor ParticleType to use PDG Monte Carlo numbering scheme ( #3756 )
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Co-authored-by: GuySten <62616591+GuySten@users.noreply.github.com>
Co-authored-by: Amanda Lund <alund1187@gmail.com>
2026-02-03 07:23:24 +00:00
Kevin Sawatzky
3e2f1f521a
Enable fission heating tallies in the random ray solver ( #3714 )
2026-01-23 10:23:05 -06:00
Kevin Sawatzky
5bce5adabc
Support cell densities in the random ray solver ( #3720 )
2026-01-14 20:02:17 +02:00
Jack Fletcher
0486e433d2
Source biasing capabilities ( #3460 )
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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2026-01-12 09:51:12 -06:00
GuySten
c7d7fa4613
Fix a bug in rotational periodic boundary conditions ( #3692 )
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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2026-01-06 13:29:40 +00:00
GuySten
818fd11b18
Simplify rectangular lattice crossing and correctly handle corner checks ( #3703 )
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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2026-01-06 09:29:46 +00:00
Zoe Prieto
a2fd6cc57e
Support rotation in MeshFilter ( #3176 )
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Co-authored-by: Jonathan Shimwell <drshimwell@gmail.com>
Co-authored-by: Patrick Shriwise <pshriwise@gmail.com>
2025-12-19 22:56:13 -06:00
GuySten
5c4121efd2
Fix hdf5 source_bank struct size. ( #3676 )
2025-12-11 22:01:10 -06:00
Lewis Gross
bc1348579f
Generalize RotationalPeriodicBC for X-, Y-, or Z-axis ( #3591 )
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Co-authored-by: GuySten <62616591+GuySten@users.noreply.github.com>
2025-12-10 12:16:04 +02:00
Boris Polania
9b675adda5
Introduce SlicePlot and VoxelPlot to replace the Plot class ( #3528 )
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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2025-12-05 20:17:09 +00:00
John Tramm
ad5a876bee
Improved automatic MGXS generation for random ray ( #3658 )
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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2025-12-03 07:48:38 +00:00
John Tramm
10706510bf
Random Ray Eigenvalue Flux Normalization Change ( #3595 )
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Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-12-02 22:00:32 -06:00
Paul Romano
5c63e0df21
Fix a few warnings, rename add_to_tallies_file ( #3639 )
2025-11-18 17:57:12 -06:00
Paul Romano
8d618716b5
Avoid multiprocessing Pool when running depletion tests with MPI ( #3633 )
2025-11-13 17:14:39 -06:00
Michel Saliba
cd5cd35ad9
Addition of a collision tracking feature ( #3417 )
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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2025-11-13 20:35:33 +00:00
Lorenzo Chierici
50bb0df191
depletion-thermochemistry: Redox control transfer rates ( #2783 )
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Co-authored-by: Gavin Ridley <gavin.keith.ridley@gmail.com>
Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2025-11-12 16:45:48 -06:00
Jon Shimwell
e5c7d0ca88
Adding vtkhdf option to write vtk data ( #3252 )
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Co-authored-by: shimwell <mail@jshimwell.com>
Co-authored-by: Jonathan Shimwell <drshimwell@gmail.com>
Co-authored-by: rherrero-pf <156206440+rherrero-pf@users.noreply.github.com>
Co-authored-by: Patrick Shriwise <pshriwise@gmail.com>
Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2025-11-05 16:03:20 +00:00
GuySten
fd964bc9b0
Enable specifying reference direction for azimuthal angle in PolarAzimuthal distribution ( #3582 )
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Co-authored-by: shimwell <mail@jshimwell.com>
2025-11-03 09:42:59 +02:00
GuySten
b94b496113
Ability to source electron/positrons directly ( #3404 )
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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2025-10-15 23:51:59 +00:00
Copilot
7806703c26
Fix random ray source region mesh export when using model.export_to_xml() ( #3579 )
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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: jtramm <1009059+jtramm@users.noreply.github.com>
Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2025-10-02 22:52:39 +00:00
John Tramm
3ac64d9a01
Random Ray Base Source Region Refactor ( #3576 )
2025-10-02 11:02:43 -05:00
Alex Nellis
781dbf9c12
Multi-group capability for kinetics parameter calculations with Iterated Fission Probability ( #3425 )
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Co-authored-by: GuySten <guyste@post.bgu.ac.il>
Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2025-09-26 16:27:05 +00:00
Joffrey Dorville
767db7e6a0
Fix IFP implementation ( #3580 )
2025-09-25 14:58:29 -05:00
Paul Romano
8f36ff2b3a
Update find_package calls in OpenMCConfig.cmake ( #3572 )
2025-09-23 10:06:29 -05:00
Ilham Variansyah
ecb0a3361f
Combing for fission site sampling, and delayed neutron emission time ( #2992 )
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Co-authored-by: Gavin Ridley <gavin.keith.ridley@gmail.com>
Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2025-09-19 08:10:08 +00:00
Kevin Sawatzky
607f6babe5
Add distributed cell densities ( #3546 )
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Co-authored-by: Patrick Shriwise <pshriwise@gmail.com>
Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
2025-09-19 04:11:06 +00:00
GuySten
68e894c4b0
Fix a bug in time cutoff behavior ( #3526 )
2025-08-18 09:40:54 -05:00
