diff --git a/docs/source/releasenotes/0.13.2.rst b/docs/source/releasenotes/0.13.2.rst index e9175358b..b0c9b0691 100644 --- a/docs/source/releasenotes/0.13.2.rst +++ b/docs/source/releasenotes/0.13.2.rst @@ -14,7 +14,7 @@ Notably, a capability has been added to compute the photon spectra from decay of unstable nuclides. Alongside that, a new :data:`openmc.config` configuration variable has been introduced that allows easier configuration of data sources. Additionally, users can now perform cell or material rejection when sampling -external source distributions. Finally, +external source distributions. ------------------------------------ Compatibility Notes and Deprecations diff --git a/docs/source/releasenotes/0.13.3.rst b/docs/source/releasenotes/0.13.3.rst new file mode 100644 index 000000000..c2debbcb3 --- /dev/null +++ b/docs/source/releasenotes/0.13.3.rst @@ -0,0 +1,134 @@ +==================== +What's New in 0.13.3 +==================== + +.. currentmodule:: openmc + +------- +Summary +------- + +This release of OpenMC includes many bug fixes, performance improvements, and +several notable new features. Some of the highlights include support for MCPL +source files, NCrystal thermal scattering materials, and a new +:class:`openmc.stats.MeshSpatial` class that allows a source distribution to be +specified over a mesh. Additionally, OpenMC now allows you to export your model +as a single XML file rather than separate XML files for geometry, materials, +settings, and tallies. + +------------------------------------ +Compatibility Notes and Deprecations +------------------------------------ + +- Atomic mass data used in :func:`openmc.data.atomic_mass` has been updated to + AME 2020, which results in slightly different masses. + +------------ +New Features +------------ + +- Support was added for `MCPL `_ files to be + used as external sources. Additionally, source points and surfaces sources can + be written as MCPL files instead of HDF5 files. (`#2116 + `_) +- Support was added for `NCrystal `_ + thermal scattering materials. (`#2222 + `_) +- The :class:`~openmc.CylindricalMesh` and :class:`~openmc.SphericalMesh` + classes now have an ``origin`` attribute that changes the center of the mesh. + (`#2256 `_) +- A new :class:`openmc.model.Polygon` class allows defining generalized 2D + polygons. (`#2266 `_) +- A new :func:`openmc.data.decay_energy` function and + :meth:`openmc.Material.get_decay_heat` method enable determination of decay + heat from a single nuclide or material. (`#2287 + `_) +- Full models can now be written as a single XML file rather than separate + geometry, materials, settings, and tallies XML files. (`#2291 + `_) +- Discrete distributions are now sampled using alias sampling, which is O(1) in + time. (`#2329 `_) +- The new :class:`openmc.stats.MeshSpatial` allows a spatial source distribution + to be specified with source strengths for each mesh element. (`#2334 + `_) +- The new :meth:`openmc.Geometry.get_surfaces_by_name` method returns a list of + matching surfaces in a geometry. (`#2347 + `_) +- A new :attr:`openmc.Settings.create_delayed_neutrons` attribute controls + whether delayed neutrons are created during a simulation. (`#2348 + `_) +- The :meth:`openmc.deplete.Results.export_to_materials` method now takes a + ``path`` argument. (`#2364 `_) +- A new :meth:`openmc.EnergyFilter.get_tabular` method allows one to create a + tabular distribution based on tally results using an energy filter. (`#2371 + `_) +- Several methods in the :class:`openmc.Material` class that require a volume to + be set (e.g., :meth:`~openmc.Material.get_mass`) now accept a ``volume`` + argument. (`#2412 `_) + +--------- +Bug Fixes +--------- + +- Fix for finding redundant surfaces (`#2263 `_) +- Adds tolerance for temperatures slightly out of bounds (`#2265 `_) +- Fix getter/setter for weight window bounds (`#2275 `_) +- Make sure Chain.reduce preserves decay source (`#2283 `_) +- Fix array shape for weight window bounds (`#2284 `_) +- Fix for non-zero CDF start points in TSL data (`#2290 `_) +- Fix a case where inelastic scattering yield is zero (`#2295 `_) +- Prevent Compton profile out-of-bounds memory access (`#2297 `_) +- Produce light particles from decay (`#2301 `_) +- Fix zero runtime attributes in depletion statepoints (`#2302 `_) +- Fix bug in openmc.Universe.get_nuclide_densities (`#2310 `_) +- Only show print output from depletion on rank 0 (`#2311 `_) +- Fix photon transport with no atomic relaxation data (`#2312 `_) +- Fix for precedence in region expressions (`#2318 `_) +- Allow source particles with energy below cutoff (`#2319 `_) +- Fix IncidentNeutron.from_njoy for high temperatures (`#2320 `_) +- Add capability to unset cell temperatures (`#2323 `_) +- Fix in plot_xs when S(a,b) tables are present (`#2335 `_) +- Various fixes for tally triggers (`#2344 `_) +- Raise error when mesh is flat (`#2363 `_) +- Don't call normalize inside Tabular.mean (`#2375 `_) +- Avoid out-of-bounds access in inelastic scatter sampling (`#2378 `_) +- Use correct direction for anisotropic fission (`#2381 `_) +- Fix several thermal scattering nuclide assignments (`#2382 `_) +- Fix _materials_by_id attribute in Model (`#2385 `_) +- Updates to batch checks for simulation restarts (`#2390 `_) +- write_data_to_vtk volume normalization correction (`#2397 `_) +- Enable generation of JEFF 3.3 depletion chain (`#2410 `_) +- Fix spherical to Cartesian coordinate conversion (`#2417 `_) +- Handle zero photon cross sections in IncidentPhoton.from_ace (`#2433 `_) +- Fix hybrid depletion when nuclides are not present (`#2436 `_) +- Fix bug in cylindrical and spherical meshes (`#2439 `_) +- Improvements to mesh radial boundary coincidence (`#2443 `_) + +------------ +Contributors +------------ + +- `Hunter Belanger `_ +- `Rémi Delaporte-Mathurin `_ +- `Christopher Fichtlscherer `_ +- `Valerio Giusti `_ +- `Chris Keckler `_ +- `Kalin Kiesling `_ +- `Thomas Kittelmann `_ +- `Erik Knudsen `_ +- `Colin Larmier `_ +- `Amanda Lund `_ +- `Jose Ignacio Marquez Damien `_ +- `Josh May `_ +- `Patrick Myers `_ +- `Baptiste Mouginot `_ +- `April Novak `_ +- `Matthew Nyberg `_ +- `Ethan Peterson `_ +- `Gavin Ridley `_ +- `Paul Romano `_ +- `Patrick Shriwise `_ +- `Jonathan Shimwell `_ +- `Paul Wilson `_ +- `Olek Yardas `_ +- `Jiankai Yu `_ diff --git a/docs/source/releasenotes/index.rst b/docs/source/releasenotes/index.rst index 910737a41..30b6d51de 100644 --- a/docs/source/releasenotes/index.rst +++ b/docs/source/releasenotes/index.rst @@ -7,6 +7,7 @@ Release Notes .. toctree:: :maxdepth: 1 + 0.13.3 0.13.2 0.13.1 0.13.0