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- High harmonic radiation 高次谐波
- The fifth harmonic generation by mixing Nd:YAG laser fundamental and its fouth harmonic radiation using BBO crystal at room temperature is reported. The energy conversion efficiencies of fourth hamonic to fifth harmonic as high as 48% have been achieved. 本文报道了用BBO晶体对Nd:YAG激光器输出的1064nm光的五倍频;获得了213nm的紫外输出;266nm转换至213nm的转换效率达48%25.
- Abstract The main component of experiment equipment of coherent harmonic radiation in Hefei is optical klystron. 摘要 合肥相干谐波辐射实验装置的主体部分是光学速调管。
- The main component of experiment equipment of coherent harmonic radiation in Hefei is optical klystron. 合肥相干谐波辐射实验装置的主体部分是光学速调管。
- 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。
- 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。
- Extracavity femtosecond laser pulse compression is an indispensable method to obtain the driver for attosecond extreme ultraviolet (XUV) pulse by high harmonic generation. 高强度飞秒激光脉冲的腔外压缩是获得高次谐波阿秒脉冲驱动源的必要手段。
- A protection algorithm can be judged as having strong capability of anti interference if it can eliminate decaying direct current component and high harmonic whose frequency is not the integer times of system base-frequency. 摘要能否滤除非系统频率整数倍的谐波和衰减的直流分量是衡量保护算法抗干扰能力的重要特徵。
- Harmonic radiation in free electron laser 自由电子激光器中的谐波辐射
- By testing the harmonic content of colour TV set, this article analyses the causes of the too high harmonic content, presents the relationship between harmonic content and power factor, and also offers the measures for reducing the harmonic content. 通过对彩色电视机谐波含量的测试，分析了谐波产生的原因，推导出了谐波含量与功率因数的关系，并提出了降低谐波含量的措施。
- The Highest Harmonic Number of the Dynamical Memory in an Electro Optical Bistable System[J]. 引用该论文 郑植仁;刘俊业;李建斌;高锦岳.
- The apace vector PWM has the character of wide linear range, little higher harmonic and easy digital realization, so it is being widely used in PMSM driver system. 摘要空间矢量PWM调制，它具有线性范围宽、高次谐波少、易于数字实现等优点，在新型的永磁同步电机驱动器中得到了普遍应用。
- For the damage of electric network higher harmonic,analyze the cause of higher harmonic measures and propose control higher harmonic measures. 针对电网高次谐波的危害,分析了高次谐波发生的原因,提出了对高次谐波的抑制措施。
- To reject higher harmonic produced in process of temperature adjusting,a zero-crossing triggering technic is put forward. 介绍了恒温电热毯的硬件及其模糊控制系统,提出了过零触发技术,使得在调节温度过程中产生的高次谐波大为减少。
- The content of high harmonics in public power grids is the important indicator which measures the quality of power grid system. 公共电网中高次谐波的含量是衡量电力系统电能品质优劣的重要指标。
- Over 35 years ago, I began developing a new tonal vocabulary for the piano that allows the higher harmonic overtones to speak as eloquently as the notes themselves. 35年前，我开始发展一套新的钢琴音调范围，让更高的和谐泛音能如同音符一般的拥有各自独特的表现力。
- Interference phenomena between high harmonics and hyper-Raman lines in strongly driven two-level atomic system has been investigated. 利用强激光场驱动下的原子二能级模型，探讨了高次谐波与高阶拉曼谱的相干相消现象。
- The occurring of higher harmonic is introduced,its harm to power system is analyzed and the measures to suppress the harmonic of power system are proposed. 介绍了高次谐波的产生,分析了高次谐波对电力系统的危害,并提出了电力系统抑制谐波的措施。
- She skirted round the problem of the high cost. 她避而不谈巨额费用问题。
- DEPENDENCE OF RELATIVISIC HARMONIC RADIATION ON PARAMETERS OF LASER AND PLASMAS 相对论谐波辐射对激光参数与等离子体参数的依赖特性
