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mp-149: Si (cubic, Fd-3m, 227) - Materials Project Si is diamond structured and crystallizes in the cubic Fd-3m space group The structure is three-dimensional Si is bonded to four equivalent Si atoms to form corner-sharing SiSi4 tetrahedra
Materials Project Si is diamond structured and crystallizes in the cubic Fd̅3m space group Si is bonded to four equivalent Si atoms to form corner-sharing SiSi₄ tetrahedra All Si-Si bond lengths are 2 36 Å
230种晶体学空间群的记号 - 百度文库 注:空间群中蓝色表示手性空间群,红色表示非心空间群。 附:非中心对称晶体所属的点群及其物理性质间的联系 P42 n I4 m I41 a 422 (89-98) 4mm (99-110) 2m (111-122) P422 I4122 P4mm I4cm P 2m I c2 P4212 P4bm I41md P 2c I 2m P4122 P42cm I41cd P