Chalcogen, Non-disordered, Transitional, Structural transition

• Eu-O-Ti
• Fe-O
• Fe-Se-Te
• Ba-Co-Ho-O
• Bi-O-Sr-Ta
• non-disordered
• chalcogen
• transitional
• oxide
• ternary
• orthorhombic
• monoclinic
• tetragonal
• cubic
• hexagonal