Alkali, Chalcogen, Non-disordered, Mechanical properties, Trigonal

• N-Na-O
• K-Na-O-Se
• Li-Nb-O
• Li-O-Ta
• Cs-N-O
• elastic moduli
• isothermal bulk modulus
• elasticity
• elastic stiffness coefficient
• Young modulus
• non-disordered
• alkali
• chalcogen
• transitional