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Article #156

ESPOIR 1.0 release

#156
From: Armel Le Bail
Date: Mon, 03 May 1999 00:00
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ESPOIR is a Reverse Monte Carlo code for ab initio crystal
structure determination by fittting to "|Fobs|" extracted by
powder diffractometry.

Improvements in the new release, ESPOIR 1.0, include :

- Choosing any space group, not only P1.
- Annealing by reducing progressively the amplitude of atom moves.
- Accepting events that do not improve the fit that helps not getting
               trapped in false minima.
- Restarting automatically when false minima still exist.
- Optimization of the |F| calculation, saving time.
- New examples including the SDPD Round Robin sample I
          [Co(NH3)5CO3]NO3.H2O, and cimetidine C10H16N6S.

               http://www.cristal.org/sdpd/espoir/                (USA)
or           http://pcb4122.univ-lemans.fr/sdpd/espoir/   (France)

Good luck !

--
Armel Le Bail - Universite du Maine, Laboratoire des Fluorures,
CNRS ESA 6010, Av. O. Messiaen, 72085 Le Mans Cedex 9, France
http://www.cristal.org/
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From: Armel Le Bail <lebail@aviion.univ-lemans.fr>
Subject: ESPOIR 1.0 release
Date: 1999/05/03
Message-ID: <372D951C.687CF943@aviion.univ-lemans.fr>
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