Space group identification

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Natale Perchiazzi

Looking at systematic absences... you can do it manually or via several softwares, depends if you have single crystal or powder data

Qaisar Khan Edwardian

Thank you sir i have powder data. Which software can be used.

A possible approach is performing structureless Rietveld refinement (Lebail, Pawley) with possible sp gr consistent with your systematic absences checking their agreement factors

Thank you so much sir.

You may also try:

Article ExtSym: A program to aid space-group determination from powd...

Thank you

Mohamed Benmohamed

You can use Le Bail Method. it is very easy with fullprof and Topas academic 4.2 program.