openmc.data.AngleDistribution¶

class openmc.data.AngleDistribution(energy, mu)[source]¶

Angle distribution as a function of incoming energy

Parameters:	energy (Iterable of float) – Incoming energies in eV at which distributions exist mu (Iterable of openmc.stats.Univariate) – Distribution of scattering cosines corresponding to each incoming energy
Variables:	energy (Iterable of float) – Incoming energies in eV at which distributions exist mu (Iterable of openmc.stats.Univariate) – Distribution of scattering cosines corresponding to each incoming energy

classmethod from_ace(ace, location_dist, location_start)[source]¶

Generate an angular distribution from ACE data

Parameters:	ace (openmc.data.ace.Table) – ACE table to read from location_dist (int) – Index in the XSS array corresponding to the start of a block, e.g. JXS(9). location_start (int) – Index in the XSS array corresponding to the start of an angle distribution array
Returns:	Angular distribution
Return type:	openmc.data.AngleDistribution

classmethod from_endf(ev, mt)[source]¶

Generate an angular distribution from an ENDF evaluation

Parameters:	ev (openmc.data.endf.Evaluation) – ENDF evaluation mt (int) – The MT value of the reaction to get angular distributions for
Returns:	Angular distribution
Return type:	openmc.data.AngleDistribution

classmethod from_hdf5(group)[source]¶

Generate angular distribution from HDF5 data

Parameters:	group (h5py.Group) – HDF5 group to read from
Returns:	Angular distribution
Return type:	openmc.data.AngleDistribution

to_hdf5(group)[source]¶

Write angle distribution to an HDF5 group

Parameters:	group (h5py.Group) – HDF5 group to write to