F-x polyhedra, Halogen, Mechanical properties, Orthorhombic

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