Substrate Specifications

Typical Properties of BaTiO3 single crystal

Crystal Structure	Tetragonal ( 4m) : 9oC < T < 130.5 oC a=3.99 ?, c= 4.04 ? ,
Growth Method	Top Seeded Solution Growth
Melting Point	1600 oC
Density	6.02 g/cm3
Dielectric constants	ea = 3700, ec = 135 (unclamped) ea = 2400, e c = 60 (clamped)
Index of Refraction	515 nm 633 nm 800 nm no 2.4921 2.4160 2.3681 ne 2.4247 2.3630 2.3235
Transmission wavelength	0.45 ~ 6.30 mm
Electro Optic Coefficients:	rT 13 = 11.7 ?1.9 pm/V rT 33 =112 ?10 pm/V rT 42= 1920 ?180 pm/V
Reflectivity of SPPC ( at 0 deg. cut )	50 - 70 % ( max. 77% ) for l = 515 nm 50 - 80 % ( max: 86.8%) for l = 633 nm
Two-wave mixing coupling constant:	10 -40 cm-1
Absorption loss:	l: 515 nm 633 nm 800 nm a: 3.392cm-1 0.268cm-1 0.005cm-1