Hi Andrei Postnikov, Sir , can you tell me one thing. There is a string in *.fdf file, which is an input file for fcbuild and vibrator SuperCell_1 0 SuperCell_2 0 SuperCell_3 0 What was that???? And one more thing how to displace all the atoms. i.e. is there any command which can be used in *.fdf file, so that all the atoms can be displaced.. Plz help me in this matter...... bye
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