1) Temporal coherent control
时间相干控制
2) coherence time
相干时间
1.
The coherence time measurement of laser pulse was studied by using counter running pump probe technique in two photon absorption materials.
研究了利用反向泵浦－探测双光子吸收材料的方法来测量脉冲激光的相干时间，并测量量了２３ｐｓ、５３２ｎｍＮｄＹＡＧ激光脉冲的相干时间。
2.
The design of air-ground communication can be affected by the elevation angle of antenna of ground station and the parameters including the condition of multi-path fading,distribution of multi-path delay,fading rate and coherence time etc.
地空信道中引入的多径衰落情况、多径时延的分布、衰落速率、相干时间等参数以及地面站天线仰角等均会直接影响地空通信系统设计,为达到平稳传输效果,在系统设计之初,必须对相应的信道特征有比较明确的了解,以便采取相应的抗多径、抗遮挡措施。
3) Coherent Control
相干控制
1.
The Progress and Opportunities of the Quantum Coherent Controlling of Chemical Reactions;
量子相干控制化学反应的进展和机遇
2.
The applications of quantum coherent control, quantum optimal control, closed-loop learning control and the concept of controllability to chemistry research have mainly been analyzed, the current research state has been introduced and the trend of research has also been proposed.
本文综述了量子控制论在化学中的应用及其进展,重点分析了量子相干控制、量子优化控制、闭环学习控制和能控性观念在化学研究中的应用,介绍了它们的研究现状,并对其未来研究进行了展望。
3.
The coherent control theory was developed and applied to the photodissociation of HCl +.
改进了相干控制理论 。
4) temporal coherence
时间相干性
1.
The influence of light source dimension on spatial coherence and spectrum on temporal coherence was separately discussed by Young s interference experiment.
通过杨氏双缝干涉实验,分别讨论了光源线度对空间相干性的影响和光源频谱对时间相干性的影响,得出光源线度和谱宽与光场相干性之间的关系。
2.
The spatial coherence of expanded light source is due to the correlation between different lightening parts, and the temporal coherence is due to the correlation between the values of a wave at two different times.
空间相干性问题来源于扩展光源不同部分发光的独立性,表现在波场横向相干范围;时间相干性来源于光源发光过程在时间上的断续性,表现在波场的纵向相干范围。
3.
This paper first introduces basic physical quantity of coherence and discusses temporal coherence starting from Michael interfering experiment.
本文给出了描述光场相干性的基本物理量,从迈克尔逊干涉实验出发,讨论了时间相干性;以矩形谱线的光源为例,计算了时间相干度,简要介绍了傅里叶变换光谱学原理。
5) Temporal decoherence
时间去相干
6) time-coherence
时间相干性
1.
Based on the approximate descriptions between the frequency-width Δν and coherent τc time about light source time-coherence by using Newton iterative method, the more precise relations is derived between them.
针对光源时间相干性中频谱线宽Δν与相干时间τc的关系(Δν≈τc)的粗略表达,运用牛顿迭代法对两者的关系进行了较精确的推导,并对其误差及范围进行了讨论。
补充资料：相干散射和非相干散射
再辐射的光量子频率和被吸收的光量子频率准确相等的散射过程称为相干散射。在相干散射的情况下，源函数准确地等于平均辐射强度。再辐射的光量子频率和被吸收的光量子频率不相等的散射过程称为非相干散射。在天体物理中，存在一系列因素使散射过程成为非相干散射。主要的因素是：原子的能级有一定的宽度、原子的热运动和湍动以及压力效应等。对于非相干散射，源函数是相当复杂的。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条