激光器

This paper has positive significance to the wide application of semiconductor laser diode.

本论文所做的工作对半导体激光器的广泛应用具有积极的意义，它可以克服因激光器原理和工艺方面的限制给应用带来的障碍，比如由于结温升高带来的输出波长的漂移。

The influence of the self-mixing effect on both output power and spectrum of the diode laser is presented.

给出了半导体激光器由于自混合效应引起的频谱变化，分析了反馈光强度对半导体激光器输出特性的影响。

A simultaneous dual-wavelength continuous wave, quasi-cw or linearly polarized wave diode-end-pumped Nd:YAG laser operating at 1319nm and 1338nm is demonstrated. To the best of our knowledge, our experimental results achieve the highest level in the domestic domain. The simultaneous dual-wavelength laser provides an experimental basis for generating highly coherent THz wave radiation of 3.23THz by nonlinear optical difference frequency method.2. A diode-end-pumped Nd:YAG crystal, type-I critical phase matching LBO crystal intra-cavity frequency doubled, simultaneous multi-wavelength red laser at 659.5nm, 664nm and 669nm is firstly realized.

本论文主要围绕用于差频产生THz辐射源的多波长激光器及THz光子晶体的带隙特性分析而展开，论文的主要内容包括：一、从LD端面泵浦固体激光器的激光阈值公式出发，理论计算了腔镜对于两个波长的透过率关系，实现了LD端面泵浦Nd：YAG 1319nm/1338nm双波长激光连续、准连续及线偏振稳定输出。

And the fiber laser with narrow linewidth is a hot research topic.

而窄线宽光纤激光器是光纤激光器发展的一个热点方向。

According to the primary problems limiting Digital Speckle Pattern Interfermetry to be widely used in practical engineering, a novel DSPI method using multi lower power He-Ne lasers to measure the large object was proposed in this project, which overcomes the contradiction between the laser power and the size of object to be measured.

本项目针对制约数字散斑干涉测量（DSPI-Digital Speckle Pattern Interfermetry）在工程中广泛应用的基础性问题，提出利用多个低功率He-Ne激光器测量大尺度构件的新方法，有效解决了高相干性激光器光功率、体积和待测物尺度之间的矛盾，建立了相应的实验系统，并进行了大量的测量实验，获得了满意的实验结果。

They can be connected by normative bus, when set up auto test system, user can set up instrument produced by different country, different factory and in different time to be monotype platform test system including no more than 15 instrument.

为此，本文为半导体激光器驱动电源设计了一种GPIB 通信接口，通过它，计算机可以控制半导体激光器驱动电源的工作，而驱动电源也可以通过GPIB 接口将自身的工作情况传送给计算机。

L21-22 Because of the intensity and narrowness of their beams, lasers can be put to thousands of uses.

因为激光器的光束十分强烈和集中，激光器可有几千种用途。

The design and structure characteristic of the TEA CO2 laser are provided, the output characteristic are analyzed by the experimental result.

在阐述该激光器的构造基础上，通过试验结果，分析了该激光器的多种输出特性。

The output characteristic has been illustrated and the scheme of the Erbium-doped fiber laser has been designed.

分别讨论了掺Er~(3+)光纤激光器的输出特性以及窄线宽光纤激光器的设计方案。

In the first part, a novel paraboloidal lensed multimode fiber has been analyzed amply in the coupling between the high power single emitter broad area diode laser and multimode fiber, which has been verified in the experiment. In the second part, the coupling between the high power single emitter broad area diode laser and cylindrical lensed multimode fiber has been discussed detailedly.

主要通过计算机仿真抛物面型光纤微透镜和柱状楔形光纤微透镜与大功率宽发射域半导体激光器的多模光纤耦合效率，并在实验中进行验证，提出了提高大功率宽发射域半导体激光器与多模光纤耦合效率的新方法。

If you are unfortunate enough to the lovelorn, please tell me, I will help you out, really, please contact me!

如果你不幸失恋了，请告诉我，我会帮助你摆脱困境，真的，请联系我啦！

China's plan to cut energy intensity by 20 percent and pollutant discharges by 10 percent between 2006 and 2010 is a case in point.

中国计划在2006年到2010间降低20%的能源强度和减少10%的主要污染物排放，就是一个这样的例子。