Alkali, Effective mass, Trigonal

• H-K-Ni-O
• Fe-H-K-Na-O-S
• Cs-I-Sb
• Ca-Mg-Na-O-P
• Fe-Na-O
• electrical conductivity
• effective mass of electrons
• effective mass of electrons to holes ratio
• alkali
• chalcogen
• transitional
• non-disordered