external cavity造句

• Super mode of diode-laser arrays phase-locked in an external cavity
  外腔锁相二极管激光列阵的超模
• Theoretical model on multi-wavelength output of a fiber grating external cavity semiconductor laser
  基于光纤光栅的外腔半导体激光器多波长输出的理论模型
• Broad-area laser diode with 0.02 nm bandwidth and diffraction limited output due to double external cavity feedback
  带宽近衍射极限输出的双外腔反馈半导体激光器
• A new method to control the mode in fiber with external cavity was introduced and certain effect was obtained
  摘要采用外腔方法对粗模光纤激光器进行模式控制，取得了理想效果。
• Guide to assessment of suitability of external cavity walls for filling with thermal insulants-existing traditional cavity construction
  填隔热材料用外部空心墙适用性的评定指南.现行的传统空腔结构
• The optical feedback self-mixing model is studied when the external cavity of a semiconductor laser suffers a harmonic vibration
  摘要在外腔简谐振动条件下，研究半导体激光器的光反馈自混合干涉系统模型中的测量参数。
• How the parameters associated with the external cavity movement and the laser itself affect the self-mixing signal is simulated
  经计算仿真分析，得到了外腔运动参数及激光器本身参数的变化对光反馈自混合信号波形的影响规律。
• 4 . the tunable l . ssum external cavity laser diode by using fiber bragg grating is reported . utilizing cantilever beam tuning method, a tuning range 7nm is achieved
  (4)采用光纤bragg光栅作为外腔反馈元件，首次将光纤光栅的悬臂梁调谐方法用于外腔调谐技术中，完成了1
• In recent years, the fiber grating external cavity semiconductor laser ( fgesl ) regarded as one of the candidate light sources of dwdm systems, has received considerable attention
  这些年来，光纤光栅外腔半导体激光器(fgesl)作为dwdm系统可供选用的光源之一已受到人们的广泛关注并已开展了一些相关的研究。
• In order to study the optical feedback characteristics at the dual frequency laser, a birefringent external cavity was studied throughboth theoretical analysis and experiments
  摘要为了研究双频激光器的光回馈特性，采用双折射外腔光回馈的方法，进行了理论分析和实验验证，取得了双频激光器中条纹倍频现象的数据。
• The influences of optical feedback and external cavity length on the laser output are studied, and the relation between fluctuations of speckle signal and the transverse velocity of rough surface is discussed
  分析了随机变化的反馈强度与外腔长度对激光光谱特性的影响。模拟了散斑干涉信号的波动与粗糙表面横向移动速度的关系。
• The influence of several vital parameters ( the linewidth enhancement factor or, reflectivities of the facet adjacent to the external cavity r and the external reflector r \ ) of the ecld on the bistable characteristics have been discussed briefly
  并初步介绍了ecld几个关键参量，谱线展宽因子和ld镀膜端面反射率r对双稳环基本特性的影响。
• As a result, a theoretical model of fiber grating external cavity semiconductor lasers including the reflectivity distribution of fiber grating has been presented in this paper . based on the model, the laser characteristics such as the threshold current, mode suppression ratio etc . have been specified
  利用该模型对光纤光栅外腔半导体激光器的阈值电流、模式抑制比等进行了研究，得到了一些新的结论，并对此结论作出了合理的解释。
• E ., the carrier frequency of a gaussian beam deviates from the resonant frequency of a fabry-perot etalon ), variations of the peak intensity, the position of the peak intensity and the dwdm systems, has received considerable attention . in this work, after taking into account the wavelength-depended reflectivity distribution profile of a fiber bragg grating, the oscillation wavelength # _ ( 1 ) of long external cavity fiber bragg grat
  与共振情况(即高斯光束的载波频率与法布里一拍罗滤波器的谐振频率一致)相比，非共振条件(即高斯光束的载波频率与法布里一拍罗滤波器的谐振频率存在偏差)一透射光束的峰值强度、峰值强度所对应的位置、以及光斑的大小随入射角的变化都发生了显著的改变。
• We analyze the generation of external cavity frequency-doubling with knbo3 crystal theoretically . in order to get the second-order nonlinear conversion from 858nm to 429nm with knbo3, we use non-critical type-i phase-matching to avoid the walk-off effect the corresponding optimum focusing condition is as followings : double refraction parameter b = 0, focus parameter = 2.84, optimum phase mismatch parameter = 0.574 . based on the theoretical analysis and numerical calculations, we obtain the ideal nonlinear conversion coefficient about 1.45 % / w with crystal length of 7mm and 2.07 % / w with crystal length of 10mm at the phase-matching temperature around 23.50c
  根据对其倍频原理及性能的分析讨论，在用该晶体完成波长从858nm到429nm的二阶非线性转换时，采用非临界相位匹配条件(此时无离散效应，对应的双折射参数b=0，共焦长度为=2.84，最佳相位失配因子为=0.574)，在相位匹配温度约为23.5时，理论上通过计算得到理想情况下非线性转换系数约为1.45/w(长度为7mm)，2.07/w(长度为10mm)。
• In this work, based on the threshold condition of the fiber grating external cavity semiconductor laser ( fgesl ) which the phase of the fiber grating has been included, the effect of the temperature variation and the fg external cavity length on the lasing wavelength of the fgesl has been investigated theoretically . in addition, we have used the phase condition of fgesl to get the longitudinal mode distribution of fgesl, then the influence of the injected current on the output characteristics of fgesl has been studied
  基于此，本文中利用阳实际的反射相位分布，计及半导体激光器(ld)、外腔及光纤光栅(fg)三者的共同作用，根据fgesl满足的闽值条件，从理论上研究了温度及外腔长度的变化对fgesl激射波长的影响;根据fgesl中纵模所满足的相位条件得到其纵模分布后，利用fgesl满足的多模速率方程，研究了ld的注入电流对fgesl输出特性的影响。
• In this work, based on the threshold condition of the fiber grating external cavity semiconductor laser ( fgesl ) which the phase of the fiber grating has been included, the effect of the temperature variation and the fg external cavity length on the lasing wavelength of the fgesl has been investigated theoretically . in addition, we have used the phase condition of fgesl to get the longitudinal mode distribution of fgesl, then the influence of the injected current on the output characteristics of fgesl has been studied
  基于此，本文中利用阳实际的反射相位分布，计及半导体激光器(ld)、外腔及光纤光栅(fg)三者的共同作用，根据fgesl满足的闽值条件，从理论上研究了温度及外腔长度的变化对fgesl激射波长的影响;根据fgesl中纵模所满足的相位条件得到其纵模分布后，利用fgesl满足的多模速率方程，研究了ld的注入电流对fgesl输出特性的影响。
• (2 ) under certain temperature, for a short external cavity, a slight change of the external cavity length will result in an obvious variation of the lasing wavelength; and for a long external cavity ( > 10cm ), the change of the external cavity length gives almost no effect on the lasing wavelength
  当温度保持一定时，对于短外腔，外腔长度的微小变化可以导致fgesl的激射波长产生显著的变化;而对于长外腔(尤其当外腔长度大于10cm)时，外腔长度的变化对fgesl的激射波长基本没有影响。
• (2 ) under certain temperature, for a short external cavity, a slight change of the external cavity length will result in an obvious variation of the lasing wavelength; and for a long external cavity ( > 10cm ), the change of the external cavity length gives almost no effect on the lasing wavelength
  当温度保持一定时，对于短外腔，外腔长度的微小变化可以导致fgesl的激射波长产生显著的变化;而对于长外腔(尤其当外腔长度大于10cm)时，外腔长度的变化对fgesl的激射波长基本没有影响。
• (2 ) under certain temperature, for a short external cavity, a slight change of the external cavity length will result in an obvious variation of the lasing wavelength; and for a long external cavity ( > 10cm ), the change of the external cavity length gives almost no effect on the lasing wavelength
  当温度保持一定时，对于短外腔，外腔长度的微小变化可以导致fgesl的激射波长产生显著的变化;而对于长外腔(尤其当外腔长度大于10cm)时，外腔长度的变化对fgesl的激射波长基本没有影响。