Non-disordered, Valence transfer

• Ba-Cu-O-Y
• Al-Yb
• Se-Tm
• O-Si
• Mn-O
• effective charge
• values of valence or charge transfer
• electron density maps
• average number of 4f electrons
• non-disordered
• transitional
• ternary
• rare earth
• cubic
• tetragonal
• hexagonal
• trigonal
• orthorhombic