Try turning off the scale factor refinement and
setting the scale factor by hand to a value that gives you reasonable
peaks.
Run powpref and then genles, and view in liveplot.
Once you are close, turn the scale factor back on.
Hope this helps,
David Lee, Ph.D.
SMRL, The Ohio State Universit
Dear Ramadas,
Sometimes getting a Rietveld refinement to start is hard. You might try
"guessing" at what you think the scale ought to be (relative peak
heights would do) and set it to that value and not refine it (i.e. turn
off the refine flag). Then you might see what is really wrong (misset
latti
