The characteristics of these lpfgs are also studied , including temperature , axial stress , refractive index , etching , et al . 首次利用高频co2激光脉冲在多种不同光纤中写入长周期光纤光栅，并研究它的特性。
Earth ' s atmosphere , for one , can distort the path of the pulse of laser light , in the same way that it causes starlight to twinkle and shimmer 其一，地球的大气能扰乱激光脉冲的路径，同时，它可造成星光闪烁和发微光。
The laser control in the surgical instrument offers steady laser pulses , it is very important to ensure surgery safety and stability 其中激光器的控制为手术提供能量稳定的激光脉冲，是对手术安全性、可靠性的重要保证。
The theory of the optical heterodyne measurement system is expounded and the principle and merit of ultrasound pulse generated by a laser pulse are analyzed 对光外差系统的测量原理进行了说明,分析了由激光脉冲激励超声的原理和优点。
With the development of few - cycle pulses ( fcp ) , the phase shift of the optical carrier with respect to the pulse envelope becomes non - negligible 随着周期量级激光脉冲的产生，脉冲载波及包络之间的相对相位漂移逐渐成为不容忽视的问题。
At present , this kind of gaas photoconductor detector has had practical value . it can detect x - ray , gamma - ray , laser pulse successfully 目前，我们研制的gaas探测器已具有一定的实用价值，可用在室温下对x射线、射线、激光脉冲进行探测。
In the chapter 1 , we have introduced the development of ultrashort pulse laser and summarized the background and resent research advance of clbo 第一章介绍了超短激光脉冲的产生及发展状况，综述了clbo晶体的研制背景及光学性质的研究进展情况。
With our code apic2d , the following physics problems are studied : 1 . the interaction of ultra - short ultra - intense laser pulses with overdense plasmas are simulated 研究内容包括： 1 、对gauss型激光脉冲垂直辐照高密度等离子体的物理过程进行了粒子模拟研究。
We have studied theoretically the optical properties of the interaction between ultrashort pulses and the nonlinear optics crystal cesium lithium borate ( cslib _ ( 6 ) o _ ( 10 ) ) 论文从理论上对超短激光脉冲与非线性cslib _ 6o _ ( 10 ) ( clbo )晶体相互作用的光学性质进行了研究。
In addition , the time - width of pulse also influences hhg . to some extent the spectrum of hhg will become be tter when the time is prolonged 另外，激光脉冲时间的长短也会影响到高次谐波的性质，在一定范围内，随着脉冲时间的加长，电离率逐渐增大，谱线结构也越来越明显。
