Frequency-Tunable THz Source Based on Stimulated Polariton Scattering in Mg:LiNbO3

被引:39
作者
Lee, Andrew [1 ]
He, Yabai [1 ]
Pask, Helen [1 ]
机构
[1] Macquarie Univ, MQ Photon Res Ctr, Dept Phys & Astron, Sydney, NSW 2109, Australia
基金
澳大利亚研究理事会;
关键词
Nonlinear frequency conversion; Raman; solid-state laser; stimulated polariton scattering (SPS); terahertz; WAVE PARAMETRIC OSCILLATOR; TERAHERTZ; GENERATION; LINBO3; SPECTROSCOPY; TEMPERATURE; ABSORPTION; MODE; TIME;
D O I
10.1109/JQE.2013.2244850
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We report a very compact, laser diode end-pumped THz laser source, which utilizes two resonators to generate frequency-tunable radiation across the range 1.53-2.82 THz via stimulated polariton scattering (SPS) in a Mg:LiNbO3 crystal. To the best of our knowledge, this THz system operates with the lowest pump power threshold (2.4 W), and highest conversion efficiency (6.45 mu W average output power at 1.82 THz for 5 W input diode pump power) ever reported for a THz source based on SPS.
引用
收藏
页码:357 / 364
页数:8
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