Activation energy for electronic contribution to conductivity

• Bi-Cl-Cu-S
• Ho-O-Ti
• Fe-Na-O-P-Zr
• La-O-Pr-Si-Ti
• La-O-Si-Ti
• disordered
• chalcogen
• transitional
• rare earth
• lanthanoid
• monoclinic
• cubic
• trigonal
• hexagonal