Lei Wang (@wangleiphy) 's Twitter Profile
Lei Wang

@wangleiphy

Computational quantum physics ∩ Machine learning. Researcher at Chinese Academy of Sciences

ID: 2431184037

linkhttps://wangleiphy.github.io/ calendar_today23-03-2014 14:55:17

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Lei Wang
@wangleiphy

7 months ago

I guess the “rule of four” is a result of: 1) the distribution of materials among space groups; 2) the distribution of atoms in Wyckoff positions; 3) the multiplicities of Wyckoff positions. 1) and 2) are determined by inter-atomic interactions while 3) is fixed by group theory.