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TeO2 are widely used as acousto-optic modulators because of their high acousto-optic figure of merit.
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TeO2 are widely used as acousto-optic modulators because of their high acousto-optic figure of merit.

TeO2 crystals Specification or based on clients' requirements:


chemical formula

TeO2

Density (g/cm3)

6

Melting point (℃)

733

Mohs hardness(Mohs)

4

Colour

Transparent (colorless)

Transmission band (mm)

0.33~5.0

Light transmittance @ 632.8 nm

> 70%

The refractive index @ 632.8 nm

ne = 2.411; no = 2.258

Coefficient of thermal conductivity(mW/cm·℃)

30

Sound velocity (km/s)

0.617 for shear wave along <110>

4.26 for longitudinal wave along <001>

Sound and light quality factors(10-18 sec3/g)

(10-18sec3/g) 1200 for shear mode along <110>

34.5for longitudinal mode along <001>