RE: Negative Uiso in GSAS

2010-03-04 Thread Alan Hewat
Michael Glazer said: > Rietveld refinement (as opposed to single-crystal refinement) is in fact > refinement of degraded data (it is one-dimensional instead of > three-dimensional) and so the errors will be more significant. While I agree with Mike's list, I can't let him get away with such a swee

Re: Negative Uiso in GSAS

2010-03-03 Thread Reinhard Kleeberg
sage- From: carolina.zip...@fi.isc.cnr.it [mailto:carolina.zip...@fi.isc.cnr.it] Sent: 03 March 2010 16:08 To: rietveld_l@ill.fr Subject: Negative Uiso in GSAS Dear all, could someone explain to me the meaning of obtaining a negative Uiso in GSAS? I thought it was always

Re: Negative Uiso in GSAS

2010-03-03 Thread Jon Wright
rch 2010 16:08 To: rietveld_l@ill.fr Subject: Negative Uiso in GSAS Dear all, could someone explain to me the meaning of obtaining a negative Uiso in GSAS? I thought it was always positive...(p. 123 manual) thanks Carolina _-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_- Dr. Ca

RE: Negative Uiso in GSAS

2010-03-03 Thread Michael Glazer
nal instead of three-dimensional) and so the errors will be more significant. Mike Glazer -Original Message- From: carolina.zip...@fi.isc.cnr.it [mailto:carolina.zip...@fi.isc.cnr.it] Sent: 03 March 2010 16:08 To: rietveld_l@ill.fr Subject: Negative Uiso in GSAS Dear all, could someo

Re: Negative Uiso in GSAS

2010-03-03 Thread Jean-Gabriel ROQUEFERE
s. -- Dr. Jean-Gabriel ROQUEFERE Institut de Recherche sur l'Hydrogène Département Physique (1)-819-701-3603 www.irhcanada.com carolina.zip...@fi.isc.cnr.it a écrit : Dear all, could someone explain to me the meaning of obtaining a negative Uiso in GSAS? I thought it was always posit

Re: Negative Uiso in GSAS

2010-03-03 Thread Goutenoire
/~fgouten/RX_data Best Whishes François Goutenoire Le 03/03/2010 17:08, carolina.zip...@fi.isc.cnr.it a écrit : Dear all, could someone explain to me the meaning of obtaining a negative Uiso in GSAS? I thought it was always positive...(p. 123 manual) thanks

Negative Uiso in GSAS

2010-03-03 Thread carolina . ziparo
Dear all, could someone explain to me the meaning of obtaining a negative Uiso in GSAS? I thought it was always positive...(p. 123 manual) thanks Carolina _-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_- Dr. Carolina Ziparo Istituto dei Sistemi Complessi - sezione di