H-x polyhedra, Hydride, Non-disordered, Transitional

• H-La
• H-Y
• H-Pd
• H-V
• H-Ti
• thermal and thermodynamic properties
• electronic and electrical properties
• structural properties
• enthalpy or energy
• phase transitions
• transitional
• hydride
• non-disordered
• metal
• deuteride
• cubic
• tetragonal
• hexagonal
• orthorhombic
• trigonal