Re: scatter slit and ADS

Ian Madsen ( ian.madsen@minerals.csiro.au )
Fri, 19 Jun 1998 08:46:04 +1000

At 13:37 18/06/98 +0200, you wrote:
> I am using a difractometer with an automatic divergence slit, with a
>maximum wide of 4 degrees at 2theta=180.
>
> If the scatter slit is 1 degree wide, are the intensities deformed
>when compared with a scatter slit of 4 degrees? The receiving slit was of
>0.5 degrees.
>
> Gustavo Cifredo

The scatter slit should be at least as large as the widest opening of the
ADS - for the situation described above you should be using a 4deg scatter
slit.

There is a good discussion of the issues in :-

Bowden M.E. and Ryan M.J. (1991) Powder Diffraction, 6(2), 78-81.

Cheers

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Ian Madsen
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