scippneutron.conversion.graph.tof.elastic_dspacing# scippneutron.conversion.graph.tof.elastic_dspacing(start)[source]# Graph for elastic scattering transformation to dspacing. Parameters: start (str) – Input coordinate. One of ‘energy’, ‘tof’, or ‘wavelength’. Returns: dict[str, Callable] – A dict defining a coordinate transformation graph.