Cs-H-O-Se, Cs-x polyhedra, Monoclinic, Phase transitions

• Cs-H-O-P-Se
• As-Cs-H-O-Se
• Cl-Cs-H-O-Re-Se
• Cs-H-O-Se-U
• fusion
• temperature for congruent melting
• structural transitions
• temperature for structural transition
• chalcogen
• alkali
• non-disordered
• tetraoxoselenate