[Pw_forum] IFCs and Difference between unit cell and supercell
karandeepster at gmail.com
Sat Oct 20 20:03:59 CEST 2012
thanks for replies
> 510.2 cm-1
>this is the optical mode. All other zone-center modes of the sc lattice
>do not correspond to zone-center modes of the fcc lattice.
could u please provide any information regarding method
on how to find out zone-center modes calculated from *any
supercell* that actually belongs zone-center modes of primitive unit
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