Alkali, Chalcogen, Nonmetal, Elasticity

• H-K-O-P
• H-Li-N-O-S
• N-Na-O
• H-Li-O-Rb-S
• C-H-K-O
• elastic stiffness coefficient
• elastic compliance
• pressure derivative of elastic stiffness coefficient
• nonmetal
• chalcogen
• alkali
• non-disordered
• ferroelectric
• orthorhombic
• tetragonal
• monoclinic
• trigonal
• cubic