H-V, H-x polyhedra, Tetragonal

• H-V-Zr
• H-K-O-P-V
• H-Mo-O-P-V
• H-Mn-Ti-V
• thermal and thermodynamic properties
• structural properties
• phase transitions
• electronic and electrical properties
• structural transitions
• transitional
• disordered
• deuteride
• hydride