Growth of large KDP single crystals for UV spectrum range

被引:9
作者
Kolybaeva, MI [1 ]
Salo, VI [1 ]
Pritula, IM [1 ]
Velikhov, YN [1 ]
Voronov, AP [1 ]
Tkachenko, VF [1 ]
Puzikov, VM [1 ]
机构
[1] Natl Acad Sci Ukraine, Kharkov Single Crystals Inst, Sci Technol Assoc, Kharkov, Ukraine
关键词
D O I
10.1134/1.1690428
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
The influence of various technological parameters of crystallization (acidity of growth solutions, crystallization temperature, growth rate, degree of solution purification) on the optical absorption of large KDP single crystals has been studied in the UV range of the spectrum. It is shown that the method of solvent recirculation with the use of the starting material with the microimpurity content not exceeding 5 x 10(-5) wt% and solution ultrafiltration under the optimum crystallization conditions (t(cr) = 80degreesC, V-cr similar to (0.8-1.6) x 10(-6) cm/s, pH 4) enables one to grow KDP single crystals with cross sections up to 300 x 300 mm(2) and the transmission in the vicinity of the fundamental absorption edge (lambda = 200 nm) equal to 86%. (C) 2004 MAIK "Nauka/Interperiodica".
引用
收藏
页码:266 / 270
页数:5
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