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光发射

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For that purpose, on the rotor there is located at least one transmitter, which transmits light towards a receiver mounted on the axis of rotation, the light being modulated with the data to be transferred.

为此目的,在转子上,设置有至少一个发射器,其向安装在转动轴上的接收器发射光,该光用待传输的数据进行调制。

Professional production of various specifications Super bright red, green, yellow, blue, white, pure green, and ultraviolet light-emitting diode, emission receiver tubes, light tubes, etc. Optical Products, and sales in Taiwan SMD Mounter II , transistor components series.

专业生产销售各种规格的超高亮红光、绿光、黄光、蓝光、白光、纯绿、紫外线发光二极管、发射接收管、光敏管等光电产品,并销售台湾产SMD贴片二、三极管元器件系列。

The model of the received power is established based on the basic principles of geometry optics and radiometry. This model provides the principle of receiver-transmitter design and performance evaluation. On the basis of the received power model and APD noise model, the response of measurement signal after passed through the frequency difference circuit and the corresponding change of its SNR are studied.

研究了非合作目标测距时,发射视场与接收视场的重叠情况,以及视场重叠区域内光的探测情况,并以此为基础,根据几何光学和光度学的基本理论,建立了非合作目标测距中接收光功率的数学模型,为接收/发射器的结构设计,以及测距性能的预测提供了理论依据。

Undoped zinc silicate film shows a weak UV emission while Mn doped willemite shows intense photoluminescence in visible region.

光致发光光谱分析表明,未掺杂的薄膜在紫外波段有较弱的发射,而掺锰的硅酸锌薄膜在可见光波段有很强的光致发射。

The study results indicate that as emission power increases, the peak power density on the section of a certain distance will increase firstly, then it will descend and that the peak light intensity on the section will increase with the increasing of spot radius of basic mode Gaussian beam. As the propagation distance increases, the peak light intensity on the section will descend gradually, and the laser energy will spread. The light intensity distribution exhibits straw hat shape on a certain conditions, in other word to say, the central light intensity is less than acroteric light intensity.

结果表明,无风稳态热晕效应存在时,随发射功率的增大,一定传输距离截面上的峰值功率密度先增人后减小;截面上的峰值光强随基模高斯光束的腰斑半径的增大而增大;随着传输距离的增大,截面上峰值光强在逐渐减小,能量在逐渐向周围扩展;在一定条件下,截面上的光强分布会呈现中心光强小于周围光强的&草帽型&分布。

The research results indicate that LED integrated photopanel as interior illuminant, which emit monochromic light such as red light(660~680nm)and blue light(430~450nm), not only cover with spectrums absorbed by the plant or algae for photosynthesis, enhance the light energy absorbed by chlorophyll a and the growth of Spirulina platensis, increase greatly microalgal biomass and the its content of photosynthetic pigments; but also decrease enormously the absorption spectrums not need for photosynthesis, save energy at more than 38.75%.

从LED集成光电板的光电特性、光热效应、光衰减性、光辐射特征与植物和藻类光吸收特征的相匹配性及LED辐射单色光对螺旋藻的光合色素含量的影响等几方面,分析研究了LED集成光电板作为光生物反应器内部光源的特性及可行性,研究结果表明,LED集成光电板作为光生物反应器的内部光源,它所发射的单色光谱红光660~680nm、蓝光(430~450nm,不仅能覆盖植物和藻类光合作用所需要吸收的光谱能带,促进叶绿素a对光能的吸收和螺旋藻的生长,增强光合作用,使细胞生物量与光合色素含量显著提高;而且不被吸收的光谱减少,节能达38.75%,无疑它将是光生物反应器潜在最有效的光源。

The UV absorption and photoluminescence properties of phenanthroline derivatives with triphenylamine and oxadiazole groups and their europium complexes were investigated. These europium complexes display intense UV absorption and photoluminescence properties. The PL results from emission of Eu3+ ion in their pure thin films. A maximum PL wavelength is 612 nm and a full width at half maximum is from 9 nm to 15 nm for the PL of these europium complexes, respectively.

2研究了三芳胺和噁二唑功能化的邻菲罗啉中性配体及其铕配合物的紫外吸收和光致发光性能,研究结果表明,这类新型的铕配合物具有强烈的紫外吸收和光致发光性能,铕配合物在固体薄膜状态下都能发射出强烈的铕离子特征峰,其最大发射波长为612 nm,半峰宽为9~15 nm。

Under the excitations of Ultraviolet, X-ray, cathodic ray, etc. tungstates can produce blue emission, and molybdates can generate green light. Hence, scheelite-structured tungstates and molybdates are used in the fields of detections for high energy particles, scintillant arithmometers, X-ray gain screen, luminescence and displays.

在紫外、X射线、阴极射线等的激发下,钨酸盐能发射出蓝光,钼酸盐能发射出绿光,因而白钨矿结构的钨—钼酸盐在高能粒子探测、闪烁计数器、X射线增感屏、发光与显示技术等领域具有重要的应用。

X-ray ,which is excited from the X ray tube, has one wavelength scope, that is energy scope. According to the elements to be analyzed, X ray is choused by filter, and reach the sample. Atoms in the sample will absorb the X ray energy and the decay to emit the special x ray. The X ray will be collected by the collimator into the detector active area, and transferred into electron signal, the signal also will be processed in to energy spectrum and related concentration data by pulse processor with software.

从X光管通过激发Excitation发射出来一定波长范围也就是说一定能量范围的X射线,结合所需要分析的目标元素,使用滤光轮选择对应的能量范围的X射线,照射到样品上,样品中含有的元素原子电子受到激发会发射出其特征的X射线,同样通过Collimator准直器收集一定孔径的X射线进入到检测器Detector,检测器将感应到的X射线转换为电信号,电信号经过脉冲处理器Pulse Processor结合软件进一步将电信号转换成为能谱图以及相关浓度信息。

Fluorescence emission spectra and UV absorb spectra analysis have been undertaken to test the influence of solvent polarity on the lowest excited singlet state of the tertiary amines. The absorption maxima were red-shafted slightly, and the emission maxima were red-shafted strongly, which showed all of the three compounds were found to be essentiallyππ* in character, which makes for the formation of triplet-exciplex state and the subsequent reactions,?known as photo-reduction and hydrogen-abstraction.

本文借助光谱检测的手段测试了新合成的增感剂的光物理化学性能,利用荧光发射光谱和紫外吸收光谱测试了溶剂极性对叔胺的最低激发单重态的影响,实验结果表明叔胺的紫外最大吸收波长随溶剂极性的增强产生轻微的红移,荧光最大发射波长随溶剂极性的增强产生明显的红移,表明三种叔胺的最低激发单重态具有ππ*跃迁的特性,这对于激态复合物的生成以及其后的光致还原反应和提氢反应的发生都非常有利。

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Plunder melds and run with this jewel!

掠夺melds和运行与此宝石!

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻,也许正是在通往天国的路上,我体验着这白色的晕旋。

When you click Save, you save the file to the host′s hard disk or server, not to your own machine.

单击"保存"会将文件保存到主持人的硬盘或服务器上,而不是您自己的计算机上。