Chalcogen, Non-disordered, Pressure derivative of transition temperature

• In-S-Tl
• O-V
• Ba-O-Ti
• Cu-Ge-O
• H-K-O-P
• chalcogen
• non-disordered
• transitional
• nonmetal
• conductor
• monoclinic
• orthorhombic
• tetragonal
• trigonal
• cubic