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- laser mode locking 激光方式同步
- In this paper, the building process of mode locking laser pulse is studied from the point of view of synergetics. 该文用协同学的观点研究锁模激光脉冲的建立过程,认为锁模激光脉冲的建立过程是非线性的合作效应或者是自组织现象。
- Pulsewidth Calculation of Active Passive Mode Locking Fiber Ring Soliton Laser and Its Stability Analysis[J]. 引用该论文 曹顺湘;王发强;陈明华;温扬敬;杨祥林.
- Base on the principle of Kerr lens mode locking and the fact that the coupling between the laser and pump in the crystal varies with the power, the absorber-like equation is derived. 从钛宝石激光器的克尔透镜锁模原理出发,基于晶体内激光和泵浦激光耦合情况随腔内功率变化这一事实,给出了克尔透镜锁模过程中类可饱和吸收体的表达式;
- The presence of saturable absorber also has influence on laser mode. 本文提出可饱和吸收体Cr4+:YAG在激光谐振腔中可具有横模选择的作用。
- Mode locking can be induced not only by loss modulation, but also by phase modulation. 锁模不仅可用损耗调制取得,也可用位相调制来得到。
- The AE lock mode locks the exposure value for precise exposure metering. 自动曝光锁定模式可在精确曝光测定量时锁定曝光值
- Using ABCD matrix to optimize cavity parameters, V-shaped folded cavity which could compress the laser mode radii on KTP effectively was selected. 通过ABCD矩阵进行了腔参数优化,选取了更有效压缩KTP上基模光斑半径的V腔进行腔内倍频实验。
- Y.Chen, F.X.Kartner, U, Morgner, S.H.Cho, H.A.Haus, E.P.Ippen, and J.G.Fujimoto, “Dispersion-managed mode locking,” J.Opt.Soc.Am.B. 16, 11, 1999-2004 (1999). 谢嘉民“皮秒与飞秒被动锁模钛蓝宝石雷射之脉冲形成动力学理论与实验之研究”国立交通大学光电工程研究所博士论文,1997年9月。
- Using a 1.1 W,90 fs commercial regenerated mode locked Ti:Sapphire laser as the pump source,and KTP as the nonlinear gain medium, we construct a synchronously Pumped fs OPO. 用平均输出功率为1.;1W,脉宽为90fs的商用再生锁模Ti:Sapphire激光器作为泵浦源,用KTP作为非线性光学介质,制成一台同步泵浦飞秒光学参量振荡器。
- The practical structure of die casting mould with the rotational automatic thread demoulding for shell parts, the calculation of mode locking force and the process parameters were presented. 给出了罩壳零件旋转自动脱螺纹压铸模实用结构,锁模力计算和工艺参数,论述了模具工作原理和设计要点。
- Introducing ABCD theory, the laser mode was analyzed; With thermal effect consideration, a short folded-cavity resonator which was not sensitive to thermal effect was designed. Thus, the requirements for efficient doubling frequency were satisfied. 采用标准ABCD传输矩阵理论,对激光器腔模式进行了详细的分析,在充分考虑热效应的前提下,根据实际情况,合理设计出对热效应不敏感的三镜折叠腔,产生两个光腰,既满足了泵浦光能量的充分利用,也满足了缩小光腰提高倍频效率的要求。
- At the same pumping position, the laser mode changes from the high order to the low order Hermite-Gaussian mode because of the heat domino effect becoming prominent as the LD current increase. 激光输出模式从低阶向高阶厄米-高斯模转变,并且在相同的泵浦光偏离位置下,随着泵浦光电流的增大,晶体热效应显著,模式竞争加剧,会出现高阶向低阶厄米-高斯模的转变。
- A novel mode locking technique for CW Nd : YAG laser 一种连续Nd:YAG激光锁模的新技术
- The preview mode enables the preview of the depth of field for the selected aperture. The AE lock mode locks the exposure value for precise exposure metering. 预景深模式使您能预先在所选光圈下观察到各景象的景深。自动曝光锁定模式也可在精确曝光测定时锁定曝光值。
- laser mode restriction techniques 激光限模技术
- In this paper,we report that the mode locked operation of a flashlamp pumped Nd:YAG laser was realized and a single pulse train was obtained,using the pentamethine cyanine,Cr 4+ :YAG and LiF:F - 2 as saturable absorber respectively. 本文报道采用五甲川染料、Cr4 +:YAG和LiF :F-2 分别作为可饱和吸收体实现闪光灯泵浦的Nd :YAG激光器的锁模运转 ,得到稳定的单脉冲序列。
- The UV pump radiation was obtained through a sum frequency process of the fundamental and the second harmonic of a CW mode locked Nd: YLF laser, where a novel wald off compensation scheme was adopted. 紫外泵浦光由连续波锁模Nd:YLF激光器输出的1053nm基频光与5265nm二倍频光经和频过程得到,和频过程采用了走离补偿新方案。
- mode locking by amplitude modulation 调幅锁模
- Regenerative mode locking technique 再生锁模技术