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- The coefficient of the second harmonic generation of BTO/STO is 23 times larger than that of bulk BaTiO3 crystal. BaTiO3/SrTiO3超晶格的光学非线性效应比BaTiO3体材增大23倍。
- The result shows that the second harmonic light of CVL can be used as an illumination source in submicron lithography. 此结果表明,铜激光倍频光可作为亚微米光刻的照明光源。
- The second harmonic three-stage gyroklystron amplifier is designed and simulated by means of PIC simulation software. 应用粒子模拟软件对设计的二次谐波三腔回旋速调管放大器进行了数值模拟。
- A high efficiency dual-band RF power amplifier has an output and/or input of a high frequency transistor well terminated at the second harmonic frequency for dual-band operation. 本发明乃一种高效率双频射频功率放大器,提供高频电晶体的输出端与?或输入端于双频操作中有良好的二阶谐波终止。
- We calculated the Second Harmonic Generation(SHG), Third Harmonic Generation(THG), and angle tunable properties of KBBF crystal for the nonlinear optical crystal. 在非线性光学晶体方面,对KBBF 晶体的倍频(SHG)、混频(THG)和角度调谐特性进行了数值模拟计算和分析。
- Focusing the laser beam into a 9 mm long BBO crystal, the second harmonic of 1. 2 W was generated with conversion efficiency of 13%. When the filtering aperture was removed, the conversion efficiency fell down to 8%. 将这一光束聚焦到长9mm的BBO晶体中;获得了1.;2W的倍频光;其转换效率为13%25;当移去滤波小孔后;所产生的倍频效率下降到8%25。
- After the laser was invented,specially the second harmonic generation was realized,the way of paralled type Brewster cut mentioned above has been used continually to reduce the reflective losses for laser doubler during frequency conversion. 激光发明以后 ,特别是二次谐波发生实现以后 ,上述这种平行式布儒斯特角切割方法 ,也曾不断用来降低倍频器的反射损失。
- Also analyzed are the BBO crystal frequency-doubling, the whitelight supercontinuum generation, the parametric superfluorescence generation,and the second harmonic generation of the idler beam in the femtosecond OPAsystem. 并分析了BBO晶体的倍频、超连续白光的产生、参量超荧光的产生以及BBO晶体飞秒OPA中闲频光二次谐波产生的条件。
- 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。
- The second snub settled his hash. 第二次碰壁使他不敢再找麻烦了。
- The second term commences in March. 第二学期自三月开始。
- The optimal magnet width of presented model was given and the harmonic analysis of the motor cogging force indicated that the second harmonic of the motor thrust was diminished significantly. 对优化设计后的电机模型进行了有限元计算和频谱分析,分析显示该电机模型推力的二次谐波已被大大削弱。
- The game didn't heat up until the second half. 游戏玩到后半场才热闹起来。
- The second batch of sugar is better than the first. 第二批制成的糖比第一批好。
- The second part is the high spot of this book. 第二部分是这本书的最精彩部分。
- The team recovered its lead in the second half. 该队在下半场重新领先。
- Take the second turn on the right. 在右边第二个转弯处拐弯。
- Look at the second paragraph on page fifteen. 请看第十五页的第二段。
- He fouled the same player again in the second half. 他在下半场对同一运动员再次犯规。
- You're the second to ask me that. 你是第二个问我这件事的人。
- 今日热词
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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