Lithium tantalum plates

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After successfully carrying out of tests of solar modules in Italy, we have received the certificate of conformance of produce to the European standards EN 61215:2005 and EN 61730-2:2004.

Such grown crystals stood tests successfully and additional lot of crystals was ordered by the Customer.

On the 12th of May 2009 installation, starting-up and adjustment of solar module Automated Manufacturing Line started.

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Lithium tantalum plates

Lithium tantalum plates are used to produce quantum electronics, piezotechnics and acoustics devices.

Physical-chemical properties of Lithium tantalum

Chemical formula	LiTaO3
Density, g/cm3	7.45
Melting temperature, C°	1650
Transformation point, C°	660
Moos hardness	˜5
Refraction index with λ=0.60, micron	n0=2.12, ne=2.18
Acoustic speed along axe C, cm/sec	7.2·105
Half-wave voltage, V	2840
Dissolubility, mole/litre	8.974·10-5
Dilution heat, kilocalorie/mole	10.5
Crystal lattice energy, kilocalorie/mole	249.1
Crystal color	yellow
Production method	Growth by Czochralski method

There are plates of different cuts manufactured from lithium tantalum crystals:ZX, ZY, YX, YZ, XY, ZYb/ 6.38°, XZS/22°, XYb/45°, XYS/45°, XYS/112°, ZYb/167.1°, XYS/-41°, XYS/-49°, ZYb/45° and other cuts with maximum dimensions along axes X=35 mm, Y = 50 mm, Z= 35 mm.

Examples:

Lithium tantalum

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