查询词典 photon

EGS4, a Monte Carlo code, was used to simulate the transportation of electron photon clusters in the targets and the photon track lengthes were calculated by tracking the radiation photons to determine the photoneutron yields .

计算了电子加速器中不同能量的电子垂直入射到钨靶和金靶上时的光中子产额。

An alternative to excite the photosensitizer by the common one-photon absorption is the method of two-photon excitation.

对光敏剂的激发也已经从普通的单光子激发发展到双光子激发。

An alternatie to excite the photosensitizer by the common one-photon absorption is the method of two-photon excitation.

对光敏剂的激发也已经从普通的单光子激发发展到双光子激发。

The techniques of optical beam induced current have found wide-spread applications in characterizing many semiconductor and optoelectronic devices. A two-photon confocal microscope is adapted for investigating the dynamics of light emitting devices through the contrast mechanisms of two-photon DC and radio frequency optical beam induced current.

摘要 光致电流的技术至今已经广泛的被应用在检测半导体特性以及光学元件上，共焦显微镜搭配双光子激发技术相当适合用来检测LED元件，与单光子激发相较之下，利用脉冲雷射双光子激发术可以使用光子能量小於能隙的长波长光源来完成激发，并且具有高度的空间解析度。

The experimental test of the photon rest mass is equal to verify the constancy of c , and any conclusive evidence of a finite mass for the photon will bring great influence on development of the whole physics .

对光子静止质量的实验检验，也是对光速不变性原理的一种检验，一旦实验证实光子具有静止质量，即使非常微小，整个物理学的框架将会发生革命性的变化。

The results show that the entanglement of field-atom reduced to a stationary value with time evolution and the entanglement between two modes increase to another stationary value with intrinsic decoherence, and the values only depend on the two-mode photon number and mean photon number.

结果表明，存在内禀退相干时，随着时间的演化，场一原子纠缠逐渐减小到一个确定值，而模间纠缠逐渐增大到一个确定值，两者演化的最终值只取决于双模光子数差和平均光子数，而与内禀退相干因子无关。

The results show that the number of thiophene units affects the properties of one-photon absorption and two-photon absorption.

结果显示噻吩单元的数目影响分子的单光子和双光子吸收性质。

It is found that amplitude-squared squeezing can be created by 4-photon unitary operator S4 acting on the vacuum state and this shows that the amplitude-squared squeezing can be created by 4-photon unitary operator S4 acting on the vacuum state and this shows that the amplitude-squared squeezing is a new nonclassical effect of light field which is independent of the second order squeezing, antibunching and sub-poisson statistics.

发现4个光子么正算符S4对真空态的作用可以产生振幅平方压缩，这表明振幅平方压缩是一种独立于二阶压缩、反聚束以及亚泊松统计分布的新的光场非经典效应。标签 K光子么正算符相干态真空态振幅平方压缩 K-photon unitary operator coherent state vacuum state amplitudesquared squeezing

The photon propagation model and photon propagation rule are two key components of bioluminescent imaging.

研究生物组织中的光子传输模型和光子传输规律，是开展在体生物光学成像研究的两个关键环节。

On single photon detection, in order to reduce the dead time and enhance the counting rate of single photon detector, a flexible and chronometrical circuit is

该技术使探测器工作在更加安全高效的模式下，并达到了提高SPAD计数率的目的。

I will not give up and will not call you any more at the same time.

我不会放弃，同时我也不会在给你打电话了。

China is an uneven distribution of resources cross country.

摘要我国是一个资源分布不平横的国家。