F-x polyhedra, Fluoride, Mechanical properties, Orthorhombic

• F-H-N
• F-Pb
• Be-F-H-N
• F-Tb
• Ba-F
• elastic moduli
• isothermal bulk modulus
• elasticity
• elastic stiffness coefficient
• compressibility
• fluoride
• halogen
• non-disordered
• transitional