I4/mmm, Valence or charge transfer

• Cu-Eu-Si
• Ce-Ni-Si
• Ce-Cu-Si
• Ce-Mn-Si
• Eu-Pd-Si
• electron density maps
• effective charge
• values of valence or charge transfer
• transitional
• rare earth
• lanthanoid
• metal
• disordered
• tetragonal
• orthorhombic
• cubic
• trigonal
• monoclinic