The Inhomogeneous Waves in a Rotating Piezoelectric Body

Table 1

Material properties of Ba₂NaNb₅O₁₅ crystal.

𝐶𝑖𝑗 (GPa)	𝐶11	𝐶22	𝐶33	𝐶44	𝐶55	𝐶66	𝐶12	𝐶13	𝐶23
	239	247	135	65	66	76	104	50	52
𝑒𝑖𝑗 (C·m^−2)	𝑒31	𝑒32	𝑒33	𝑒24	𝑒31	𝑒31
	−4.0	−0.3	4.3	3.4	−0.4	4.3
𝜖𝑖𝑗	𝜖11/𝜖0	𝜖22/𝜖0	𝜖33/𝜖0
𝜖0=8.854×10^−12 F/m	222	227	32
𝜌 (kg/m^3)
	5,700