海洋探测用480nm四波长光纤输出激光器

发布时间：2018-01-15 09:32

本文关键词：海洋探测用480nm四波长光纤输出激光器　出处：《激光杂志》2017年01期 　论文类型：期刊论文

【摘要】：为解决双波长布里渊激光雷达进行海洋探测用的多波长激光光源的需求,采用四波混频周期极化铌酸锂激光谐振腔与分束光纤圈的理论与技术方法,建立四波混频过程的相位匹配条件与频率匹配条件方程,解决了四波混频频率与波矢的匹配问题,实现了四波混频的发生。具体包括:设计了S型整体光路,研制了信号光480nm四波混频周期极化铌酸锂激光谐振腔,由信号光480nm、闲频光1600nm、泵浦光Ⅰ600nm与泵浦光Ⅱ960nm进入信号光480nm四波混频周期极化铌酸锂激光谐振腔,实现了频率匹配与相位匹配,发生四波混频效应,产生信号光480nm输出,还分别设置分束光纤圈,分别将闲频光1600nm、泵浦光Ⅰ600nm与泵浦光Ⅱ960nm引出并输出,结果:输出了1600nm、600nm、960nm与480nm四波长光纤激光,结论:满足了海洋探测的需求。
[Abstract]:In order to solve the dual wavelength Brillouin lidar for ocean exploration by multi wavelength laser source demand, theory and method of using four wave mixing in periodically poled lithium niobate laser resonator and beam fiber ring, matching condition and frequency equation of phase matching condition of four wave mixing process, solves the matching problem of four wave mixing and frequency wave vector, the four wave mixing. Including: the design of the S integrated optical path, developed the signal light 480nm four wave mixing in periodically poled lithium niobate laser resonator, the signal light 480nm, optical 1600nm, Ura Hikaru 600nm and Ura Hikaru 960nm into the signal light 480nm four wave mixing in periodically poled lithium niobate laser the resonant cavity, the frequency, and phase matching, four wave mixing, generating 480nm signal light output, are respectively arranged on the beam fiber ring, respectively, idler pump 1600nm Light I 600nm and Ura Hikaru 960nm elicited and output. Results: the output of 1600nm, 600nm, 960nm and 480nm four wavelengths of optical fiber laser. Conclusion: meet the needs of ocean exploration.

【作者单位】：河北工业大学机械学院;无锡津天阳激光电子有限公司;哈尔滨工程大学机电学院;
【分类号】：TN209
【正文快照】： 2.哈尔滨工程大学机电学院,哈尔滨150001;3.无锡津天阳激光电子有限公司,江苏无锡?????214192?目前在海洋探测领域中,对于含盐量不同的海水,对于色彩多样的海洋生物,激光雷达测量是唯一可以通过遥感方式获取海水盐度与水下温度的技术,它还可以观测海洋微生物。为了提高测量精

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