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偏振旋转
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  polarization rotation
     Nonlinear polarization rotation mode locked yb~(3+)-doped fiber laser
     非线性偏振旋转锁模Yb~(3+)光纤激光器的理论分析
短句来源
     Based on the two coupled nonlinear Ginzburg-Landau equations, we demonstrated that by using the nonlinear polarization rotation as the mode-locking mechanism, the stretched pulse with high energies can be formed in a Yb~(3+)-doped fiber laser with the normal group-velocity dispersion.
     本文对非线性偏振旋转锁模Yb~(3+)光纤激光器进行了理论分析,通过数值模拟方法证明,采用非线性偏振旋转的锁模机制,利用掺Yb~(3+)光纤工作在正色散区的特性,在掺Yb~(3+)光纤组成的环形腔激光器中,可形成能量较大的光脉冲。
短句来源
     Analysis of a Fiber Ring Soliton Laser of Nonlinear Polarization Rotation
     非线性偏振旋转光纤环形孤子激光器的分析
短句来源
     Based on the technique of nonlinear polarization rotation, the amplitude equalization of the rational harmonic mode- locked pulses is investigated. The effect of the numerator on the pulse-amplitude-equalization is experimentally demonstrated.
     并研究了任意分子数有理数谐波锁模技术中分子数对锁模脉冲序列幅度均匀化的影响,采用非线性偏振旋转技术实现了10阶有理数谐波锁模脉冲的强度均匀化。
     2. Exploiting the nonlinear polarization rotation technique and adjusting the polarization controllers orientations and pump power, we achieved stable operations of Q-switched, Q-switched mode-locked and CW mode-locked regimes in a ring cavity Yb3+-doped fiber laser.
     2.利用非线性偏振旋转技术,通过仔细调整偏振控制器的角度与泵浦功率的大小,首次在环行腔掺Yb3+光纤激光器内分别获得了调Q、调Q锁模与连续锁模三种不同形式的稳定脉冲输出。
短句来源
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  “偏振旋转”译为未确定词的双语例句
     Relative-rotation polarization method is a composition of the former two.
     相对旋转偏振法则是垂直偏振旋转法和平行偏振旋转法的综合。
短句来源
     Generation of 1.5ps pulses with 0.7nJ of energy based on polarization additive pulse mode-locking
     利用非线性偏振旋转锁模技术产生0.7nJ,1.5ps光脉冲
短句来源
     The Yb~3+ -doped fiber is pumped using a 976 nm semiconductor laser. Using the additive pulse mode-locking based on nonlinear polarization evolution, the Yb~3+ -doped fiber laser achieves stable mode-locking by adjusting the orientation of PC. The maximum output power of the laser is 7.02 mW, at the repetition rate of 13.7 MHz corresponding to ~6nm spectrum width.
     报道了掺Yb3+光纤激光器产生超短脉冲的实验研究超短脉冲激光器抽运源采用波长为976nm的半导体激光器,采用非线性偏振旋转相加脉冲锁模技术,通过调节偏振控制器的方向,实现了掺Yb3+光纤激光器的稳定锁模输出,获得了最大输出功率为7.02mW,脉冲激光光谱宽度为6nm,重复频率为13.7MHz.
短句来源
     2. From the time-domain mode-locking master equation, the physical mechanism of nonlinear polarization evolution mode-locking is analyzed in theory, and the effect of cavity losses, dispersion, self phase modulation and the saturable absorber have been discussed.
     2、利用时域锁模方程对非线性偏振旋转锁模进行了理论分析,研究了腔体结构参数与锁模脉冲宽度、啁啾、相移以及稳定性等参量之间的变化关系; 分析了非线性偏振旋转被动锁模自启动过程及其与激光器参数之间的关系。
短句来源
     By using nonlinear polarization evolution technique,the stable mode-locked optical pulses with energies of more than 1 nJ. pulse duration of about 200 fs,and spectral width of 18.0 nm at a 14.0 MHz repetition rate were obtained from the presented fiber laser successfully. The self-starting pump threshold is lower than 20 mW.
     采用非线性偏振旋转机制进行锁模,成功获得谱线宽度为18.0 nm、重复速率为14.0 MHz、脉冲宽度约200 fs、单脉冲能量超过1 nJ稳定锁模光脉冲,并且激光器自启动锁模泵浦阈值小于20 mW。
短句来源
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  相似匹配句对
     P AND S-WAVES SEPARATED BY POLARIZATION REVOLVING METHOD
     分离纵波和横波的偏振旋转
短句来源
     Polarized Rotating Aperture Used in Speckle Photography
     偏振旋转孔散斑照相法
短句来源
     The Polarization of Light in the Rainbows
     虹霓的偏振
短句来源
     Showing- Colour Polarization
     显色偏振
短句来源
     Spin Control
     旋转控制
短句来源
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  polarization rotation
Highly Sensitive Pump-Probe Polarimetry: Measurements of Polarization Rotation, Ellipticity, and Depolarization
      
Typical angles of polarization rotation were 10-5-10-8 rad.
      
The dependences of the neutron beam depolarization, the polarization rotation angle, and the polarization-dependent magnetic scattering cross section on a weak (0>amp;lt;H>amp;lt;40 A/cm) external magnetic field have been studied.
      
Nonlinear resonant polarization rotation under conditions of coherent population trapping
      
It has been shown that the polarization rotation angle is a linear function of the radiation power density.
      
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We have discussed the polarization rotation of degenerate four-wave mixing in the external magnetic field. The third-order nonlinear susceptibility xyxxx(3) is calculated in the Jg=0→Je=l transition. It consists of two components. The first component is due to the saturation effect of the population difference. The second component is due to the Zeeman coherence induced in the interaction between atom and field.

本文讨论了磁场中简并四波混频的偏振旋转效应。计算了J_g=0→J_e=1跃迁的三阶非线性极化率X_(yxx)~((3))。它包括两个部分:一部分是由于布居差的饱和效应产生的;另一部分是由于原子与光场的相互作用中,感生出来的塞曼相干所造成的。

Optical activity and Faraday effect in bismuth germanium oxide (Bi12GeO20) were

在4300~8000(?)波长范围研究了Bi_(12)GeO_(20)的旋光性和法拉第效应.分析表明,锗酸铋的旋光频散特性可以用Drude的分子旋光模型来描述.它的较强的法拉第效应使它有可能用于光学非互易器件或偏振旋转器中.

In this paper, the polarized characteristics of Pc3 pulsation data recorded in Beijing in January 1986 are analyzed . The variation of the sense of polarization for Pc3 and the change of orientation of its main axis with local time have been found in both geomagnetic quiet and disturbed days.According to the polarization analysis of Pc3 pulsations in Beijing, the mechanism of their exitation at low latitude can be discussed and the evidence of magnetospheric diagnosis is provided.

本文对1986年1月北京地区Pc3地磁脉动进行了偏振特征的分析,分别找出了北京地区Pc3地磁脉动在磁静日期间和磁扰日期间偏振旋转方向随地方时变化的规律,以及偏振主轴方向随地方时变化的规律。 根据Pc3地磁脉动的偏振分析,可以了解北京地区Pc3脉动的激发机制,为进一步磁层诊断提供科学依据。

 
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