GSAS: setting up an EXCEL spreadsheet: Dual Occupancy Atom Constraints (in expedt: k l a k)

Just copy and paste to extend the atom constraints to the desired number of atom sites. In this example for 108 atoms which would be painful to set up manually in GSAS.

Just copy and paste to extend the atom constraints to the desired number of atom sites. In this example for 108 atoms which would be painful to set up manually in GSAS.