Non-disordered, Transitional, Se-x polyhedra

• Fe-Se-Te
• Fe-Se
• Nb-Se
• Cu-Se
• Se-Ta
• thermal and thermodynamic properties
• electronic and electrical properties
• structural properties
• magnetic properties
• phase transitions
• transitional
• non-disordered
• chalcogen
• selenide
• monoclinic
• tetragonal
• orthorhombic
• cubic
• hexagonal