Ba-H, Chalcogen, Transitional, Phase transitions

• Ba-H-O-P-V
• Ba-Fe-H-O-P
• Ba-H-Mn-O
• Ba-H-O-V
• Ba-C-Fe-H-N-O
• fusion
• temperature for congruent melting
• phase diagram
• decomposition
• transitional
• alkaline
• chalcogen
• disordered
• monoclinic
• orthorhombic
• cubic
• triclinic
• trigonal