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Welcome to the GSAS homepage here on CCP14


To install GSAS, first install GSAS+EXPGUI.
Then install the latest version of GSAS for your operating system if available.
Apple Mac users: please read the installation instructions prior to downloading and installing - Mac OSX instructions.

Please be aware that all of Brian Toby's GSAS+EXPGUI software is mirrored at CCP14 in conjuction with the latest versions of GSAS.


The reference to use for GSAS in any resulting publications is:
A.C. Larson and R.B. Von Dreele, "General Structure Analysis System (GSAS)", Los Alamos National Laboratory Report LAUR 86-748 (1994).
Contact: Bob von Dreele - vondreele@anl.gov

The reference to use for EXPGUI in any resulting publications is:
B. H. Toby, EXPGUI, a graphical user interface for GSAS, J. Appl. Cryst. (2001). 34, 210-213.
Contact: Brian Toby - brian.toby@anl.gov

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