查询词典 photon

Slit mechanism can limit the beam angle, hold excrescent light and select wavelength on Beam Line. The opening width of the exit slit determines bandwidth of wavelength to be measured, and has a direct influence on resolution and photon flux of optical system.

狭缝装置在光束线上起着限定光束张角，阻挡杂散光，波长选择等作用，狭缝的宽度决定了待测辐射的波长带宽，直接影响着光学系统的分辨率和光通量。

By setting different kinds of filters of various thickness values before the pinholes of camera and using the spectral sensitivity of the camera,multi-frame X-ray images of wire arrays Z-pinch implosions in different energy ranges were obtained. By analysing the relationship between the intensity profiles of corresponding frames and the spectral sensitivity of the camera,it is allowed to estimate X-ray photon energy range in local areas of images.

通过对皮秒分幅相机和2.3μm厚formvar膜滤片的光谱响应特性分析，以及对同一时刻粘贴2.3μm厚formvar膜滤片和未粘贴2.3μm厚formvar膜滤片两幅图像径向辐射强度波形的对比，确定出获取的X光辐射图像的能谱范围：不加formvar膜滤片的X光辐射图像光子能量大于70eV，加formvar膜滤片的X光辐射图像光子能量大于150eV，同时还确定出图像各部分的光子能量分布。

Another way to think about it is that the temperature associated with each photon went from thousands of Kelvins down to just a few, less than 3, in fact.

另一种方式来思考，那就是温度与每一个光子从数以千计的kelvins下降至只有数，少于3人，在事实。

Simulated images were obtained successfully by using the single-photon counting imaging technique in the laboratory.

搭建了相应的实验系统，对探测器成像的线性度、空间分辨率、暗计数等性能进行了实验研究。

This kind of lasing phenomenon does not require a pre-defined physical cavity but originates from photon localization.

这种随机增益介质中的受激辐射现象，不需要传统的激光腔，而是形成于光子的局域化。

As the statistics increase in year 1993 and 1994, the analysis shows the high mass (60GeV) photon pairs are due to the radiation fluctuation of the leptonic final state.

分析结果表明，随着93、94年数据统计性的积累，高不变质量（60GeV）的光子对事例来自于轻子末态辐射的统计涨落。

Keywords: Invariant mass, photon pairs, final state radiation, excited leptons

中文关键词：不变质量；光子对；末态辐射，激发态轻子

Based on the principle of special relativity, the formula of "Light Pressure" and the equation of movement of the object propelled by photon propulsion under the condition of movimg object are deduced.

利用狭义相对论推导了物体运动情形下的光压公式和光子推进下物体的运动方程，分析了光子推进过程中的能量转换关系。

To the best of our knowledge, we have firstly realized the broadband two-photon optical limiters.

目前，有机双光子吸收分子作为光学限幅介质主要存在的一个问题就是如何展宽限幅范围。

This invention discloses a adjustable long-cycle light fiber grating which is not sensitive to the polarization and belongs to photon technique field.

本发明公开了一种对偏振不敏感的可调长周期光纤光栅，属光子技术领域。

His female bullfighter Lydia gradually Health love, but she was in a vegetative state after the Bulls Zhuangcheng away from her, just because Lydia's ex-boyfriend showed more affectionate than he is like love.

他对女斗牛士莉迪亚渐生爱意，却在她被公牛撞成植物人后离她而去，仅仅因为莉迪亚的前男友表现出好似比他更深情的爱。

I know of none which are not easy to answer, but what I am trying to do now is only by a series of hints to throw some light on the narrow path of legal doctrine, and upon two pitfalls which, as it seems to me, lie perilously near to it.

我不认为有什么难以回答的问题，但我现在要做的仅仅是通过一系列线索，来给法律理论的狭窄路径以及在我看来离它近得危险的两个陷阱提供一些启示。