Re: Help: use GSAS for phase analysis

1998-10-29 Thread Bob Von Dreele
At 05:56 PM 10/28/98 -0800, you wrote: >Dear All, > >When using GSAS to refine and analyze multiphase (2 phases in my case) >powder data, is that "crystal phase fraction" the relative molar fraction >of one phase? If so, do I need to put constraints to make sure the sum is >one? If not so, how do

Re: Help: use GSAS for phase analysis

1998-10-29 Thread Peter
It is very simple to get molar ration from GSAS multiphase refinement. You do not have to worry about constraining scale factors, etc. -- simply check output file *.lst and you will find molar ratio there. -- Dr. Peter Y. ZavalijUniversity Crystallographer Materials Research Center, SUNY at Bi