BSO substrate

The main performance parameters

Product name:

Bismuth silicate (Bi12SiO20) single crystal
BSO crystal substrate

Crystal structure:

Cubic

Lattice constant:

a=10.146Å

Growth method:

Czochralski method

Melting point:

930℃

Density:

9.2g/cm³

Mohs hardness:

4.5 Mohs

Dielectric constant:

εS11/ε0 42.7、εT11/ε0 47.5

Elastic stiffness coefficient
( x10¹¹N/m²) :

C^E11 1.33、C^E44 0.25

The piezoelectric strain constants
(C/m² ) :

e14 1.01

Through the range (nm) :

470~7500

Electro-optic coefficient (x10 ^-12 M/V) 

r41 5

Refractive index :

2.45 @ 632.8nm

Refractive index gradient (x10 ^-5 /cm) :

< 5 @ 632.8nm

Opticity (mm ^-1  ) :

  left 20° ~ @632.8nm

 Transmittance (%):

69 @632.8nm

Crystal orientation :

<100>, <110>, <001>  ±0.5°

Standard Size:

45x45x0.5mm, 10x10x0.5mm, 25x25x0.5mm

Polishing:

Single side polished or Both side polished