Re: [sdpd] extracting data from film

["L. Cranswick" <L.M.D.Cranswick...@dl.ac.uk>]

> I am interested in developing/using (if available) a software to 
> analyse the diffraction intensty pattern (powder/Laue)recorded on an 
> X-ray film. I have a scanner (HP) to scan the developed film and not 
> a densitometer. I need to extract the intensity (relative scale) data 
> at pixel resolution from the scan information provided by the 
> scanner. Is it possible to do so? (in principle it appears so) Can 
> anybody tell me how this can be done or if there is any 
> free/commercial software for this?

You may want to check out Henry Barwood Powder Film Digitisation 
Tutorial 

http://www.indiana.edu/~xl10rd/XRDFilmTutorial.htm

http://www.ccp14.ac.uk/ccp/web-mirrors/barwood-filmdig/~xl10rd/XRDFilmTutorial.htm

Also, once you have the scanned image - MAUD Rietveld for
Java also has some good options for converting the image
into a CIF format powder diffraction pattern.

  http://www.ing.unitn.it/~luttero/maud/index.html
  http://www.ccp14.ac.uk/ccp/web-mirrors/lutterotti/~luttero/maud/index.html

  Using Maud to Integrate Debye-Scherrer (or Guinier) film 
   and Image Plate Data
   http://www.ccp14.ac.uk/tutorial/maud/film_to_data.html

  Using Maud to Integrate multiple large TIFF images 
   of Debye-Scherrer Films
  http://www.ccp14.ac.uk/tutorial/maud/tiff_to_data.html

Lachlan.

-- 
Lachlan M. D. Cranswick
Geochemistry - Lamont-Doherty Earth Observatory, Columbia University 
PO Box 1000, 61 Route 9W Palisades, New York 10964-1000 USA
Tel:  (845) 365-8662   Fax:  (845) 365-8155 
E-mail: lachlan...@ldeo.columbia.edu  WWW: http://www.ldeo.columbia.edu
       CCP14 Xtal Software Website: http://www.ccp14.ac.uk

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