BTCP
 EN   RU    Main Sitemap E-mail
COMPANY NEWS
 RSS

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.

  Detail

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

  Detail

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

 Detail
 
SOLAR PANELS
SOLAR PANELS
PWO CRYSTALS
PWO CRYSTALS
Lithium niobate plates

Lithium niobate plates are used to produce quantum electronics devices and surface-acoustic-wave filters.

Chemical formulaLiNbO3
Density, g/cm35.61
Melting temperature, C°1250
Transformation point, C°1210
Moos hardness˜5
Refraction index with λ=0.60 micronn0=2.29, ne=2.22
Acoustic speed || axe C, ┴ axe C cm/sec7.5·105, 3.7·105
Thermal expansion factor || axe C, ┴ axe C, degree-116.7·10-6, 2.0·10-6
Dissolubility, mole/litre2.566·10-4
Dilution heat, kilocalorie/mole6.2
Crystal lattice energy, kilocalorie/mole228.5
Crystal colorfrom colorless to yellow
Production methodGrowth by Czochralski method

There are two types of lithium niobate plates manufactured at our plant: round and rectangular.

Round plates with diameter D=35, 50.8, 76.2 mm and thickness T=0.5÷1.0 mm

Rectangular plates are manufactured from different cuts.

Rectangular plates cuts

Rectangular plates cuts
© 2008-2010 JSC BTCP              Created by: Site development, support, promo Myrmex Main |  Production  |  Company news  |  Technologies  |  Company  |  Contacts  |  Site Map