Chalcogen, Mechanical properties, N-x polyhedra, Tetragonal

• H-N-O-P
• Br-C-H-K-N-O-Pt
• As-H-N-O
• C-H-N-O
• Ba-Fe-H-N-Se
• isothermal bulk modulus
• elastic moduli
• elasticity
• elastic stiffness coefficient
• pressure derivative of elastic stiffness coefficient
• chalcogen
• pnictogen
• disordered
• transitional