F-x polyhedra, Mechanical properties, Non-disordered, Trigonal

• F-La
• Ce-F
• F-Nd
• F-H-Na
• F-Pr
• elastic moduli
• isothermal bulk modulus
• elasticity
• temperature derivative of elastic stiffness coefficient
• compressibility
• non-disordered
• halogen
• fluoride
• transitional