Charge transfer

• Ba-Cu-O-Y
• Al-Yb
• Se-Tm
• C-K
• Ce-Pd
• effective charge
• values of valence or charge transfer
• electron density maps
• valence electron concentration
• non-disordered
• transitional
• chalcogen
• rare earth
• ternary
• cubic
• tetragonal
• orthorhombic
• hexagonal
• trigonal