SPECTROSCOPIC AND NONLINEAR-OPTICAL APPLICATIONS OF A TUNABLE BETA-BARIUM BORATE OPTICAL PARAMETRIC OSCILLATOR

被引:42
作者
HAUB, JG [1 ]
JOHNSON, MJ [1 ]
ORR, BJ [1 ]
机构
[1] MACQUARIE UNIV,CTR LASERS & APPLICAT,SYDNEY,NSW 2109,AUSTRALIA
关键词
D O I
10.1364/JOSAB.10.001765
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A pulsed beta-barium borate optical parametric oscillator (BBO OPO) serves as the tunable source of coherent radiation for linear and nonlinear-optical spectroscopic applications: photoacoustic absorption, optical double resonance, and coherent Raman spectroscopy. The BBO OPO is used spectroscopically either as a free-running broadband device with single multiplex detection or as a continuously tunable narrow-band device controlled by injection seeding. A single BBO crystal offers a wide fundamental OPO tuning range (0.41-2.7 mum) that can be extended further into the ultraviolet and infrared regions by additional nonlinear-optical stages. Pumped at 355 ran by a single-mode Nd-YAG laser, the BBO OPO operates with high conversion efficiency and damage threshold and adequate beam quality for spectroscopic and nonlinear-optical purposes.
引用
收藏
页码:1765 / 1777
页数:13
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