Chalcogen, Cjchag

• Cu-Se
• Rh-Se
• Ba-Ca-Fe-Nb-O
• H-N-O
• As-Co-O
• structural properties
• phase diagram
• phase transitions
• electronic and electrical properties
• chalcogen
• transitional
• non-disordered
• ternary
• monoclinic
• cubic
• orthorhombic
• tetragonal
• trigonal