Alkali, Chalcogen, Non-disordered, Elasticity, Orthorhombic

• C-K-N-S
• H-K-N-O-S
• O-P-Rb-Ti
• K-O-P-Ti
• Ba-Na-Nb-O
• elastic stiffness coefficient
• elastic compliance
• pressure derivative of elastic stiffness coefficient
• higher-order elastic coefficients
• non-disordered
• chalcogen
• alkali
• nonmetal
• ferroelectric