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- The method is better than sampling-averaging method when the incident laser intensity has more waves. 在激发光波动较大时双光路法与单光路采样平均法相比有明显优越性。
- The reflectivity and transmissivity increase but energy coupling rate decreases when laser intensity increases. 在材料厚度一定时,反射率、透射率随激光强度增加而增大,能量耦合率随激光强度增加而减小;
- Under the different laser parameters,the electron energy gain depends on the laser intensity,focal spot size and pulse width. 不同激光参量条件下,得到了电子的能量增益与激光强度、焦斑大小和脉冲宽度关系。
- We also measured the dependence of fragmental ratio of each ions on laser intensity and laser power index of total ions. 实验还测得了各产物离子信号分支比对激光强度的依赖性和总离子信号的光强指数。
- With the increase of the laser intensity, HR lines only appeared as the background of high harmonic generation (HHG) due to its weak intensity. 在理论上阐明了超拉曼谱线不同于高次谐波谱线的物理产生机制。
- An improved way for fabricating micro-waveguide was presented by analysing the asymmetry of laser intensity distribution in perpendicular fabrication. 摘要分析了垂直式加工中加工区域光强分布不对称的原因,从理论上总结出改进这种不对称的方法。
- With the increase of the laser intensity, the HR lines only appeared as the background of high harmonic generation (HHG) due to its weak intensity. 在理论上阐明了超拉曼谱线不同于高次谐波谱线的物理产生机制。
- Specially,the laser intensity is locked at a fixed value when additive and multiplictive noises are negative correlation properly. 特别地 ;当两噪音之间存在完全负关联时 ;光强被锁定在某一固定值处 .
- The laser intensity distribution at the mirror surface is calculated using Collins formula, with which the period of damage rings and other phenomena can be explained. 并依据实验参数,用柯林斯公式对样品表面的光强分布进行了计算,所得光强分布的周期与损伤波纹的周期基本一致。
- The interaction intensity was decided by such elements as the laser frequency, laser intensity, the dipole of material, detuning and the concentration of resonance particles. 强度较大时;则发生分裂.;光与物质相互作用的强度与光场大小、光场频率、偶极矩、失谐以及共振粒子浓度等因素有关
- The multiplicative noise and saturation effect in a single-mode laser are investigated and the mean and normalized variance of the steady state laser intensity are calculated. 研究了单模激光中的倍增噪声和饱和效应;导出了定态激光强度的平均值和归一化方差.
- Through directly evolving a one-dimensional Schr?dinger equation, we find that multiple focusing appears when laser intensity is larger than that required for simple focusing. 通过直接演化一维薛定谔方程,发现当激光的强度较大时,原子束将会聚焦形成几个焦点。
- The effect of the irradiation time,laser intensity and spot diameter on the mass ablative rate of carbon fiber reinforced silicone modified epoxy resin composite was analyzed respectively. 分别分析了入射激光的辐照时间、强度和光斑直径对碳纤维增强有机硅改性环氧树脂复合材料质量烧蚀率的影响规律。
- Comparative experiments of Al or Au plasma X-ray emis-sion under both spot and line focused laser illumination show that changes of the laser intensity have more remarkable influence on low Z plasma X-ray emission than that on high Z. 点聚焦和线聚焦激光照射方式下Al,Au等离子体X射线发射的对照实验结果表明,激光功率密度对低Z等离子体X射线发射的影响比对高Z的影响更明显。
- It shows that for high frequency laser pulse H + 2 is multiphoton dissociated under the considered laser intensity and the momentum distribution of dissociative fragment is nearly symmetric. 结果发现在高频场时分子的多光子离解碎片是近对称的。
- In certain range of defocusing distance, if laser intensity is high enough, the expansion of irradiated area by laser beam can make the radial keyhole size synchronously increase with laser spot. 离焦量在一定的范围内,在足够高的激光能量密度下,激光辐照范围的增大使得小孔径向尺寸与激光光斑同步变化。
- The results show that under higher laser intensity, both the ATI and HOHG have plateau and cutoff, but under lower laser intensity, the HOHG has plateau and the ATI decreases monotonically. 较低激光强度作用下,谐波谱有平台而光电子能谱为单调下降的,激光强度较高时,两者都有平台,对应的平台区和截止位置相同。
- The silicon PV production figures show the laser intensity measuring instrument approach.This paper mainly involves operational amplifier and power supply,and other relevant knowledge. 介绍用硅光电池制作数字显示的激光相对强度测量仪的方法,主要涉及运算放大器和稳压电源等相关知识。
- The method is better than Boxcar (sampling-averanging method) when the incident laser intensities have more wave. 和采样平均法比较表明,在激发光波动较大时,此方法有明显优势。
- The high laser intensity is needed in traditional photoionization which shows intensive Rabi oscillations of population. 传统的光电离需要强激发光场且粒子布居存在强烈的拉比振荡。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries