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   ICON BaTiO3 single crystal
 
 
 
 

Excellent photorefractive properties ,

High reflectivity of self-pumped phase conjugation

 
Description  
 

BaTiO3 single crystals have excellent photorefractive properties, high reflectivity of self-pumped phase conjugation and two-wave mixing (optical zoom) efficiency in optical information storage with huge potential applications, which is also an important substrate substrate materials.

Properties:

Crystal Structure
Tetragonal ( 4m) : 9oC < T < 130.5 oC
a=3.99A, c= 4.04A ,
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

Standard spec:
Orientation
<100>、<110>、<111>±0.5º
Dimension
10 x 10 x 1mm 10 x 5 x 1mm 5 x 5 x 1mm
Customization available
Polish
Single polish, double polish
surface roughness
Surface roughness(Ra):<=10A
Packing:
  • Instulation box packing
 
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