scaling up the calculated peaks

2007-12-14 Thread Ramadas Sunil Pophale
Hello everyone, I am using GSAS for refinement of a zeolite + template assembly. During the 1st few cycles of the refinement, the calculated peaks I am getting are very small although apparently in the right positions. The difference between the observed and calculated intensities is almost an

RE: scaling up the calculated peaks

2007-12-14 Thread Von Dreele, Robert B.
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

LAMP installation

2007-12-14 Thread William Bisson
Dear all, I appreciate this may not be the correct mailing list, but I am hoping someone can help and answer this question. I wish to download LAMP from the ILL website ftp://ftp.ill.fr/pub/cs/lamp_runtimes/ and install it onto a Mac with OS X 10.4. Can someone please tell me which of the Lamp