E-mail
Jiaxing AOSITE Photonics Technology Co.,Ltd.
batio3 substrate
batio3 substrate

BaTiO3 Substrates

BaTiO3 single crystal has excellent photorefractive properties, high self-pumped phase conjugate reflectivity and two-wave mixing (optical amplification) efficiency, and has huge potential application prospects in optical information storage. At the same time it is also an important substrate substrate material.


OST Photonics offers high quality BaTiO3 substrates for researchers and industries. Crystal orientation, size and thickness can be customized according to your requirements.


Application of BaTiO3 Substrates


  • Optical information storage

  • Substrate for epitaxial growth



Advantages of BaTiO3 Substrates


  • Excellent photo-refractive properties

  • Excellent ferroelectric properties

  • High self-pumped phase conjugate reflectivity

  • High two-wave mixing (optical amplification) efficiency



Ability of BaTiO3 Substrates


  • Orientation:<100>,<001>,<110>,<111>, etc.

  • Dimension: 10x10mm, 10x5mm, 5x5mm, etc.

  • Thickness: 0.5mm, 1.0mm, etc.

  • Available items: substrates, blanks and customized optics



Specification and Properties of BaTiO3 Substrates 


Crystal System

Tetragona(4m):  13℃< T<132℃

a=3.99Å, c= 4.04Å (at 26℃)

Density

6.02 g/cm3

Melt Point

1612 ℃

Growth Method

TSSG (Top Seeded Solution Growth)

Dielectric Constant

ea=3700 ec=135(unclamped)

ea=2400 ec=60 (clamped)

Refractive Index


515nm

633nm

800nm

no

2.4912

2.4160

2.3681

ne

2.4247

2.3630

2.3235

Transmit Wavelengths

0.43-6.30μm

Photoelectric Coefficient

rT13=8±2 pm/V  rT33=105±10 pm/V  rT42=1300±100 pm/V

Reflectivity of SPPC (at 0 deg. cut)

50 - 70 % for λ = 515 nm(Ce:BaTiO3)

40 - 60 % (Pure BaTiO3) for λ = 515 nm

50 - 80 % for λ = 633 nm(Ce:BaTiO3)

40 - 60 % for λ = 633 nm (Pure BaTiO3)

Two-wave Mixing Coupling Constant

10 -40 cm-1

Absorption Loss

λ: 515nm

λ: 633nm

λ: 800nm

α: 0.285 cm-1

α: 0.108 cm-1

α: 0.033 cm-1

Orientation

<100>,<001>,<110>,<111>, etc.

Orientation Tolerance

±0.5° or better

Dimension

10x10mm, 10x5mm, 5x5mm, etc.

Dimension Tolerance

±0.1 mm or better

Thickness

0.5mm, 1.0mm, etc.

Thickness Tolerance

±0.05 mm or better

Surface Finish

Single side polished (SSP)/Double sides polished (DSP)

Surface Roughness

Ra<10Å
Atomic Particle Microscopy (AFM) test report can be provided.

Package

Class 100 clean bag, Class 1000 super clean room

Note:

The BTO substrates are poled, but with domains

BTO single crystal must be stored in temperature above 13 ℃ to avoid phase transition which will cause twin or domain inside crystal


Contact Us
Welcome your presence, you can send us an email, we will get in touch with you within 24 hours.
Head Office: No. 66, 8 Group, Chengbei Village, Yanguan Town, Jiaxing 314411, China;

Hangzhou Branch: Room 1012, Chunhua Bussiness Center, No. 159, Hangbo Street, Shangcheng District, Hangzhou 310009, Zhejiang, China
Head Office: No. 66, 8 Group, Chengbei Village, Yanguan Town, Jiaxing 314411, China;

Hangzhou Branch: Room 1012, Chunhua Bussiness Center, No. 159, Hangbo Street, Shangcheng District, Hangzhou 310009, Zhejiang, China
sales@ostphotonics.com; info@ostphotonics.com +86-0571-86780460