SDPD is the main application of cell constrained
whole powder pattern fitting
(>2/3 of the SDPDs used "|Fobs|")
 

Other applications are :

Taking account of impurities during Rietveld refinement
(not possible by Pawley method)

Fitting texture data without structure

Checking the correctness of cells proposed at indexing stage

Checking a space group proposition

And do not forget :

Visit the SDPD database:
http://www.cristal.org/iniref.html

Subscribe to the SDPD mailing list:
http://www.cristal.org/sdpd/
by sending an e-mail to sdpd-subscribe@egroups.com