查询词典 Wavelength

Dual-wavelength ultrashort pulse lasers, of which the most remarkable feature is tunableness and stable synchronism, play an important role in the study and application of physics, chemistry, bioscience and relative forward cross disciplines, since it is the most ideal light source in the study and application of ultrafast laser spectroscopy, multi-excited state femtosecond spectroscopy, procedure controlling femtosecond chemical reaction dynamics, choice biochemical reaction and et cetera.

在物理学、化学、生命利学及其相关的前沿交叉学科中，双波长超短脉冲激光器扮演着一个重要角色，其最显著的特点是具有可调谐性和稳定的同步特性。

Two SPR sensing devices have been designed and assembled with tungsten iodide lamp, prism, grating and charge coupled device, and resonance wavelength shifts were monitored as resonance signal.

自行设计组装了两台SPR传感装置，以碘钨灯为光源，棱镜为耦合元件，光栅为分光元件，线阵电荷耦合器件为检测器，共振波长为检测信号。

The invention chooses single or double color fixing wavelength to respectively project single spectrum, and the plurality of LEDs stable spectrum property project a constant spectrum with the range between 380nm-780nm, further the invention is low in energy-consumption, small in volume, environment-friendly, fast in response speed, long in useful life, fine in stability, and high in accuracy, thereby the invention is a product to take place tungsten halide lamp illuminant.

本发明选用单一或双色固定波长、分别发射出单色光、以及光谱性能稳定的多个LED组合发出光谱范围在380nm～780nm之间连续光谱，能耗低、体积小、环保、响应速度快、寿命长、稳定性好、精密度高，是卤钨灯光源更新换代产品。

When the uncertainty principle is considered, it is not possible to locate a photon in space more precisely than about one wavelength.

解 译考虑到不确定关系时，一个光子的空间位置不确定度不大于其一个波长。

In this thesis, rat-tails were used as experiment objects, there are 40 slices including transverse and longitudinal, HE-dyed and undyed. Excited by femtosecond laser, the changes of backward SHG and TPEF versus sample preparation, excitation wavelength, excitation power, penetration depth and so on were observed by two-photon laser scanning confocal microscope, effect factors of backward SHG and TPEF and differences of both were discussed and compared, and related comments were also presented.

以鼠尾组织作为实验对象，共40个切片，分为横向和纵向、HE染色和未染色四组，采用飞秒激光器作为激发光，用双光于激光扫描共焦显微镜(two-photon laser scanning confocal microscope， TPLSCM)观察和分析了样品在不同的制备方式、激发波长、激发功率、扫描深度等条件下的背向SHG和TPEF的变化曲线，讨论和比较了生物组织的背向SHG和TPEF的影响因素以及二者之间的异同，并尝试对实验现象做出了一定的解释。

The Bragg wavelength of the fiber grating will shift when the uniform magnetic field in the solenoid changes.

2将正确的光纤中的正交关系应用于微扰理论得到了微扰形式的光纤耦合模方程。

But using infrared CCD, which has little scattering light, strong penetration ability, can improve image quality greatly. This paper analyzes the effects on surveillance by Rayleigh scattering, Mie scattering and unselective scattering theoretically. In addition it discusses the relation between transmission coefficient, reflection coefficient and wavelength of infrared CCD.

而采用散射光小，穿透能力强的红外CCD，则可以显著改善图象质量，从理论上分析了Rayleigh散射，Mie散射，无选择散射对监测的影响，讨论了红外波段CCD的反射系数、透射系数与波长的关系。

A novel unselective regrowth buried heterostructure long-wavelength superluminescent diode with a graded composition bulk InGaAs active region is developed by metalorganic vapor phase epitaxy.

研制了一种新型的非选择性再生长掩埋异质结构长波长超辐射二极管。

It can absorb 95% of the UV radiation, and some of the shorter wavelength visible light.

它能吸收95﹪的紫外线，和一些波长较短的可见光。

After the tested N gas components are led into the spectrograph via sampling probe and pipeline, the spectrograph obtains the transmittivity data in the scanned wave number or wavelength range and transmits the data to the computer, the computer extracts the effective characteristic quantities as the input to the parallel supporting vector machine algorithm module, and the supporting vector machine outputs the multiple component gas concentration values.

被测的N个多组分气体经气体采样探头与连接管路导入光谱仪，由光谱仪获得扫描波数或波长范围内各波数或波长对应的透射率关系给出光谱数据经数据传输线进入计算机。进入计算机内的光谱数据由软件的数据预处理模块提取有效的特征量，作为支持向量机并行算法模块的输入，支持向量机并行算法模块的输出为N个多组分气体浓度。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。