Attaining 186-nm light generation in cooled β-BaB2O4 crystal

被引:41
作者
Kouta, H
Kuwano, Y
机构
[1] Funct. Mat. Research Laboratories, NEC Corporation, 1-1 Miyazaki 4-chome, Miyamae-ku, Kawasaki
关键词
D O I
10.1364/OL.24.001230
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The transparency range of P-BaB2O4 (BEO) was expanded by means of cooling, and the resulting absorption coefficient at 193.4 nm was reduced to 0.29 cm(-1) at 91 K from 1.39 cm(-1) at 295 K. Further, generation of light at 186.0 nn (the measurement limit in air) by type I sum-frequency generation (SFG) based on fundamental (744-nm) and third-harmonic (248-nm) light from a Ti:sapphire laser was confirmed for cooled BBO. Calculations based on observed data for SFG wavelengths and phase-matching angles indicate a potential for cooled BBO to generate wavelengths as low as 181.7 nm. (C) 1999 Optical Society of America.
引用
收藏
页码:1230 / 1232
页数:3
相关论文
共 15 条
[1]  
Chen CT, 1996, APPL PHYS LETT, V68, P2930, DOI 10.1063/1.116358
[2]  
CHEN CT, 1989, LASER FOCUS WORLD, V25, P129
[3]   OPTICAL, MECHANICAL, AND THERMAL-PROPERTIES OF BARIUM BORATE [J].
EIMERL, D ;
DAVIS, L ;
VELSKO, S ;
GRAHAM, EK ;
ZALKIN, A .
JOURNAL OF APPLIED PHYSICS, 1987, 62 (05) :1968-1983
[4]   BETA-BARIUM BORATE SINGLE-CRYSTAL GROWN BY A DIRECT CZOCHRALSKI METHOD [J].
ITOH, K ;
MARUMO, F ;
KUWANO, Y .
JOURNAL OF CRYSTAL GROWTH, 1990, 106 (04) :728-731
[5]  
KASAMATU T, 1995, APPL PHYS LETT, V6, P3396
[6]   2ND-HARMONIC GENERATION TO 2048 A IN BETA-BAB2O4 [J].
KATO, K .
IEEE JOURNAL OF QUANTUM ELECTRONICS, 1986, 22 (07) :1013-1014
[7]   BETA-BAB2O4 SINGLE-CRYSTAL GROWTH BY CZOCHRALSKI METHOD .2. [J].
KOUTA, H ;
KUWANO, Y ;
ITO, K ;
MARUMO, F .
JOURNAL OF CRYSTAL GROWTH, 1991, 114 (04) :676-682
[8]   beta-BaB2O4 phase-matching-direction growth by the Czochralski method [J].
Kouta, H ;
Kuwano, Y .
JOURNAL OF CRYSTAL GROWTH, 1996, 166 (1-4) :497-501
[9]  
LOLAI P, 1988, APPL PHYS B, V45, P245
[10]   NEW NONLINEAR-OPTICAL CRYSTAL - CESIUM LITHIUM BORATE [J].
MORI, Y ;
KURODA, I ;
NAKAJIMA, S ;
SASAKI, T ;
NAKAI, S .
APPLIED PHYSICS LETTERS, 1995, 67 (13) :1818-1820