Actinoid, Non-disordered, Orthorhombic, Phase transitions

• H-O-P-Th
• Pu
• H-O-P-U
• Sn-U
• Fe-Ge-U
• temperature for congruent melting
• fusion
• structural transitions
• temperature for structural transition
• decomposition
• radioactive
• non-disordered
• actinoid
• chalcogen