: Mon 6/25/2007 3:56 PM
To: rietveld_l@ill.fr
Subject: Re: More Caglioti U V W parameters
In my opinion, the short answer (regarding use of Caglioti parameters) is that
their use is historic and somewhat convenient, but their usual application is
based on no theory whatsoever, and they can be quite
: 55 21 2629-5887
-Mensagem original-
De: Leandro Bravo [mailto:[EMAIL PROTECTED]
Enviada em: segunda-feira, 25 de junho de 2007 21:13
Para: rietveld_l@ill.fr
Assunto: Re: More Caglioti U V W parameters
I´d like to read this paper too. So if you could send me a copy, Matthew,
I´d be very
On mardi 26 juin 2007, May, Frank wrote:
If the reason for their use is historic and somewhat convenient, but their
usual application is based on no theory whatsoever, why does their use
continue?
Because they fit the data in most cases. People who will still use them are
those who do not
To all:
OBSERVATION: Most of the reported X-ray Rietveld analyses I've seen include
refined values for U, V, W which are dependent on the particular sample of
interest.
As you say below regarding U, V, W: They can be a bit hard to determine
unless a very high quality pattern is used for
In my opinion, the short answer (regarding use of Caglioti parameters) is
that their use is historic and somewhat convenient, but their usual
application is based on no theory whatsoever, and they can be quite
troublesome to apply.
They came from a paper (Nuc. Instrum. Methods, 1958) on the
Just to add more fat to the fire
Have a look at Young, R. A. Desai, P. 1989, 'Crystallite Size and
Microstrain Indicators in Rietveld Refinement', Archiwum Nauki o
Materialach, vol. 10, no. 1-2, pp. 71-90. (I can send the PDF if needs
be)
They talk about the Thompson, Cox and Hastings
Matthew, could I please get the PDF version of the paper?
thanks, KLaus-Dieter.
[EMAIL PROTECTED] wrote:
Just to add more fat to the fire
Have a look at Young, R. A. Desai, P. 1989, 'Crystallite Size and
Microstrain Indicators in Rietveld Refinement', /Archiwum Nauki o
I´d like to read this paper too. So if you could send me a copy, Matthew,
I´d be very pleased.
Regards and thanks,
Leandro
From: Klaus-Dieter Liss [EMAIL PROTECTED]
Reply-To: rietveld_l@ill.fr
To: rietveld_l@ill.fr
Subject: Re: More Caglioti U V W parameters
Date: Tue, 26 Jun 2007 09:51:27
*
- Original Message -
From: [EMAIL PROTECTED]
Date: Monday, June 25, 2007 6:28 pm
Subject: Re: More Caglioti U V W parameters
To: rietveld_l@ill.fr
Just to add more fat to the fire
Have a look at Young, R. A. Desai, P. 1989, 'Crystallite Size