Cell and atoms, Transitional, Elastic moduli, H-x polyhedra

• H-La-Mg-Ni
• H-V-Zr
• H-Ni-Zr
• Fe-H-Y
• H-Mg-Ni
• isothermal bulk modulus
• shear modulus
• Young modulus
• Poisson ratio
• transitional
• disordered
• deuterium
• deuteride
• cubic
• hexagonal
• orthorhombic
• monoclinic
• tetragonal