Formula	LiTaO3
Crystal Growth
Growth Method	Czochralski
Max. Diameter (inch)	Ø4“
Crystallographic Properties
Crystal Structure Lattice Constant (nm)	hexagonal a = 0.5154 b = 0.5154 c = 1.3784 without twins, mainly single domain on request
Physical Properties
Color	colorless
Density (g/cm3)	7.45
Melting Point (K)	1650
Thermal Expansion (10-6K-1)	a11= 16.0, a33= 4.0
Dielectric Constant	ε11 = 53.6, ε33 = 43.4 (unclamped)
Piezoelectric Strain Constants (K/m²)	e15=2.63, e22=1.84, e31=-0.11, e33=1.93
Hardness (Mohs)	6