parametric oscillator meaning in Chinese
参量振荡器
Examples
- In the part of the experimental designs , a experimental configuration of an unstable cavity by use of two bbo crystals compensating the walkoff effect and pumped by reflection is presented , and two set of controlling systems designs of open and closed loop are also presented ; we realized closed loop controlling system of bbo optical parametric oscillator tuning system , by using american general scanning inc . ' s controller to control bbo crystal ' s rotation , and scaled the output wavelength with charge coupled device
在实验设计上给出了利用两块bbo晶体补偿走离效应返回式泵浦非稳腔的实验设计，设计了开环和闭环两套控制系统。通过使用美国通用扫描公司的扫描头控制bbo晶体的转动，用ccd对bbo - opo输出波长进行标定，实现了bbo - opo调谐系统的闭环控制，相对波长调谐误差小于0 . 04 ，并给出了354 . 7nm泵浦的类相位匹配bbo - opo输出波长随晶体转角变化的理论和实验曲线。 - Continuous - wave optical parametric oscillators ( cw opos ) are an attractive source of coherent radiation in applications for which laser sources are unavailable or for which wide tunablity is needed , cw opos have remarkable features of operating with narrow linewidth and broad tunablity
连续波光学参量振荡器( cwopos )可以用来拓宽激光的波长范围，有较宽的调谐区域，是一种理想的产生相干辐射的装置。由于它的窄线宽和宽调谐的输出特性，也被用于光谱学、相干光通讯、量子光学等领域。 - It is transparent in a region from the visible to the infrared range ( 0 . 45 - 13 ? m ) and has a fitful birefringence and a large nonlinear coefficient . aggas2 crystal can be made to be octonary device , difference - frequence device and parametric oscillator , and laser sources of different frequences in 1 . 8 - 11 ? m band can be provided
其红外透波范围宽( 0 . 45 - 13 m ) ，具有适宜的双折射率和大的非线性系数，可制成倍频、差频和光参量振荡器件，在1 . 8 - 11 m范围内可提供多种频率的激光光源。 - Abstract : based on the elaborate study on the advance of the optical parametric oscillators in resent fifteen years , it is clearly pointed that the material foundation of the bbo - opo was provided due to the discovery of the new type nonlinear crystal bbo , lbo and clbo etc and the emerge of the high quality pump source especially the diode lasers
本文在详尽地研究了光学参量振荡器的近15年来的研究进展的基础上明确指出，由于bbo 、 lbo 、 clbo等新型非线性晶体的发现和高质量泵浦源特别是二极管激光器的出现为bbo - opo的实用化提供了物质基础。 - 4 ) the tuning characteristics of doubly - resonant optical parametric oscillator propo ) output by changing crystal ' s temperature , opo ' s cavity length and pump frequency respectively are theoretically analyzed and experimental obtained the wavelength of the opo output can be tuned from 2038nm to 2227nm by the crystal ' s temperature changed of 5 . 3 , from 2044nm to 2219nm by the cavity length changed of 514nm , and 375mhz by the pump frequency continuously tuned 750mhz
当晶体温度变化5 . 3时，得到2038nm - 2227nm可调谐下转换光输出；当opo的腔长相对于简并点腔长变化514nm时，得到2044nm - 2219nm可调谐下转换光输出：当泵浦光频率连续的改变了750mhz时，下转换光的频率相应连续调谐375mhz 。理论拟合与实验结果基本一致。