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Title of Article

THE EFFECT OF SOLUTION COMPOSITION ON THE GROWTH RATE AND QUALITY OF KH2PO4 CRYSTALS


Issue
5
Date
2011

Article type
scientific article
UDC
548.52
Pages
50-54
Keywords
KDP, rapid growth, single crystal quality, impurities, solution composition


Authors
Vorontsov Dmitriy Anatolevich
Nizhegorodskiy gosuniversitet im. N.I. Lobachevskogo

Kim Ekaterina Leonidovna
Nizhegorodskiy gosuniversitet im. N.I. Lobachevskogo

Portnov Vadim Nikolaevich
Nizhegorodskiy gosuniversitet im. N.I. Lobachevskogo

Trushin Vladimir Nikolaevich
Nizhegorodskiy gosuniversitet im. N.I. Lobachevskogo


Abstract
By adding H3PO4, one can increase the growth rate of the {100} faces of KH2PO4 single crystals, thus making it possible to reduce the growth time without loss of crystal quality. The temporal dependence of the growth velocities of the symmetry-equivalent {100} faces has been investigated. Multivalent metal impurities in solution slow down the growth of the {100} faces, cause its stoppages, and degrade crystal quality, which is confirmed by the increase in the X-ray rocking curve half-width.

File (in Russian)