Chalcogen, Non-disordered, Transitional, Thermal energy gap

• O-V
• Ni-S
• Fe-Ga-S
• Ir-O-Sr
• Fe-Li-O
• chalcogen
• non-disordered
• transitional
• conductor
• semiconductor
• orthorhombic
• tetragonal
• cubic
• monoclinic
• triclinic