Don't know what this means, but in the ICSD there are 3000 entries for
neutron diffraction Rietveld refinement and 2270 for X-ray Rietveld.
> Anyone have an idea where neutron scattering lengths are
>listed...somewhere perhaps on the web?
http://ne43.ne.uiuc.edu/n-scatter/n-lengths/
Alan Hewat, ILL Grenoble, FRANCE <hewat@ill.fr> tel (33) 4.76.20.72.13
ftp://ftp.ill.fr/pub/dif fax (33) 4.76.48.39.06 http://www.ill.fr/dif/