查询词典 photon

Based on the principle of Monte Carlo simulation of photon transport, the transport processes of 2 MeV and 9 MeV bremsstrahlung in Nal, Csl and CdWO4 scintillators have been simulated.

通过Monte Carlo模拟光子输运过程的理论，对韧致辐射光子在Nal、Csl、cdw氏闪烁体内的输运过程进行了描述。

On the other hand, radionuclide myocardial perfusion imaging using single-photon computed tomography is a well established modality for the functional assessment of coronary artery disease.

相反的，同位素心肌血流单光子断层造影在冠状动脉疾病功能面的评估的效益则已是众所公认的。

The effects of initial electron density Ni and laser pulse width τ on damage threshold fluence Fth were analyzed respectively. Both the nature of multi-photon ionization and the role of avalanche ionization were also discussed.

研究结果表明，对应于一定的脉宽，存在一个临界初始电子密度，当Ni低于这一临界密度时，Fth不受Ni影响；当Ni高于临界密度时，Fth随Ni增加而降低。

The radiation dose of photon was 40~50Gy and the dose of fast neutron was 8~12Gy.

光子照射剂量为40～50Gy，快中子照射剂量为8～12 Gy。

For the present work, we pointed out that, as the basic unit for classical electromagnetic field, electromagnetic element-wave should be a new kind of matter which can also be called "quasi-photon".

今天，我们还特别指出：&电磁基波&作为经典电磁场的基本单元，应该是一种新的物质，亦可称作&准光子&。

"We have been seeking a future alternative fuel source by studying the principles that govern the conversion of photon energy into chemical potential," he said.

&我们一直在寻求未来的替代燃料来源，学习的原则，执政转换的光子能量转化的化学势，&他说。

His other contributions include relativistic cosmology, capillary action, critical opalescence, classical problems of statistical mechanics and their application to quantum theory, an explanation of the Brownian movement of molecules, atomic transition probabilities, the quantum theory of a monatomic gas, thermal properties of light with low radiation density (which laid the foundation for the photon theory), a theory of radiation including stimulated emission, the conception of a unified field theory, and the geometrization of physics.

的经典问题和它们的量子理论的应用，解释了布朗分子运动，原子跃进概率，单原子气体的量子论，地辐射密度的光的热性质，包括受激发射的放射理论，统一场论的概念和物力几何化。爱因斯坦写了多于50篇的科学著作，也包括非科学的书。1999年爱因斯坦被时代杂志封为&世纪人物&，一份有卓越成就的物理学家的民意测验封他为无论何时都是最伟大的物理学家。现代文化认为&爱因斯坦&和天才是同一个意思。

In the photon-energy region between the first and second ionization thresholds of autoionization due to the doubly-excited states, there are five Rydberg series coupling strongly to each other.

在此能量范围里，光电子谱呈现「五个莱德堡系列」的自离共振结构。

It contains divine light, atom , proton , electron , neutron , anti-proton, photon, anti-electron, antineutron, and also anti-energy and antimatter particles that exist in and make up your aura or auric field .

它含有神性的光、原子、质子、电子、中子，反-质子，光子，正电子，反中性子，同样也有反-能量和反物质粒子在光环里存在和由光环或金场组成。

And they were analysed their physical critertion. In 1905 Einstein explxined one of experiment about the quantization of photon--photo-electric effect, and more developed planck's the concept about energy quantum. and more interpreted the found and the edification about Compton effect.

并且透析了其中的物理规律，在1905年爱因斯坦对光的量子性的实验之一--光电效应，做了量子解释进一步推广了普朗克关于能量子的概念，并进一步阐述了康普顿效应。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新