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

235 Tweet

979 Takipçi

1,1K Takip Edilen

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

a year 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.