MPG #3.3.8: \(2'\)# Related group PG : \(C_{\rm 2}\) (\(2\)) SG : \(C_{\rm 2}^{1}\) (\(P2\)) MSG (SG) : \(C_{\rm 2}^{1}\) (\(P2\)) Symmetry operation : PDF Wyckoff site : PDF Response tensor Q : PDF G : PDF T : PDF M : PDF