Chalcogen, Oxide, Tetragonal bronze, Mechanical properties

• Ba-Na-Nb-O
• Ba-Fe-Gd-Nb-O
• K-Nb-O
• Ba-Nb-O-Sm-Ti
• K-Nb-O-Pb
• elastic moduli
• isothermal bulk modulus
• elasticity
• elastic stiffness coefficient
• transitional
• tetragonal bronze
• oxide
• chalcogen
• tetragonal
• orthorhombic