BaTiO 3 barium titanate single crystal has excellent photorefractive properties, high self-pumped phase conjugate reflectivity and two-wave mixing (optical amplification) efficiency, and has great potential application prospects in optical information storage; at the same time It is also an important substrate substrate material.
Product Description
BaTiO 3 barium titanate single crystal has excellent photorefractive properties, high self-pumped phase conjugate reflectivity and two-wave mixing (optical amplification) efficiency, and has great potential application prospects in optical information storage; at the same time It is also an important substrate substrate material.
Material Properties
| Crystal structure | Quartet | |||||
| density | 6.02 (g/cm3) | |||||
| melting point | 1612°C | |||||
| Dielectric constant | ea=3700 ec=135 (free state) | |||||
| ea=2400 ec=60 (blessing status) | ||||||
| Refractive index | 515nm | 633nm | 800nm | |||
| no | 2.4912 | 2.4160 | 2.3681 | |||
| no | 2.4247 | 2.3630 | 2.3235 | |||
| Passed wavelength range | 0.43-6.30mm | |||||
| photoelectric coefficient | r1T3=8±2pm/V; rT33=105±10pm/V; rT42=1300±100pm/V | |||||
| Self-pumped phase conjugate reflectivity (0 degree cut) | 50 - 70 % for l = 515nm(Ce: BaTiO3) | |||||
| 40 - 60 % (PureBaTiO3) for l = 515nm | ||||||
| 50 - 80 % for l = 633nm(Ce: BaTiO3) | ||||||
| 40 - 60 % for l = 633nm (PureBaTiO3) | ||||||
| Two-Wave Mixing Coupling Coefficient | 10-40 cm -1 | |||||
| Absorption loss | l: 515nm | 633nm | 800nm | |||
| a: 0.285cm -1 | 0.108cm -1 | 0.033cm -1 | ||||
| Orientation | <100>, <001>, <110>, <111>±0.5º | |||||
| Dimensions (mm) | 10×10×1/0.5mm, 5×5×1/0.5mm can be customized | |||||
| polishing | single or double sided | |||||
| Surface roughness | Ra≦10Å | |||||
| Package | Class 100 clean bag | |||||