FLOATING ZONE GROWTH OF MONOCHROMATOR GRADE CRYSTALS OF YB66

被引:22
作者
KAMIMURA, Y
TANAKA, T
OTANI, S
ISHIZAWA, Y
REK, ZU
WONG, J
机构
[1] NATL INST RES INORGAN MAT,1-1 NAMIKI,TSUKUBA,IBARAKI 305,JAPAN
[2] STANFORD SYNCHROTRON RADIAT LAB,STANFORD,CA 94309
[3] LAWRENCE LIVERMORE NATL LAB,LIVERMORE,CA 94550
关键词
Boron compounds - Composition - Interfaces (materials) - Yttrium compounds;
D O I
10.1016/0022-0248(93)90361-Y
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
Monochromator grade crystals of YB66 have been grown by the indirect heating floating zone (IHFZ) method. For growth at the congruent composition of [B]/[Y] = 62, some high quality crystals have been obtained by keeping a convex growth interface through the crystal using a minimized heating power and downwards drive. Reproducible growth of monochromator grade crystals has been achieved by growing crystals under an incongruent condition where the compositions of the feed rod and the zone are about [B]/[Y] = 56 and 40, respectively.
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页码:429 / 434
页数:6
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