查询词典 ultraviolet ray

The fading afterglow of the gamma-ray burster, cataloged as GRB080319B, isshown in thesetwo panels in X-rays and ultraviolet light.

编号为GRB080319B伽玛射线爆发的余晖，上面这两幅影像，分别是左边的X射线波段以及右边的紫外线波段影像。

The microstructures and optical properties of the films were characterized with X-ray diffraction, small angle X-ray reflection, and ultraviolet visible absorption spectroscopy.

通过直流反应磁控溅射的方法制备了氧化铅薄膜，并通过XRD和紫外－可见光吸收谱对薄膜的晶体结构和光学性能进行了表征。

Through X-ray diffraction, transmission electron microscopy and ultraviolet spectrometer on the structure and nature of particles were characterized.

通过X－射线粉末衍射，透射电子显微镜及紫外光谱仪对粒子的结构与性质进行表征。

The Fe3O4/Au nanoparticles have been characterized by X-ray powder diffraction, ultraviolet-visible spectroscopy, scanning elec-tron microscopy with the energy dispersive spectroscopy, transmission electron microscopy, X-ray photoelectron spectroscopy and superconducting quantum interference device magnetometry.

采用X射线粉末衍射仪、紫外吸收可见光谱、带有电子能谱仪的扫描电子显微镜、透射电子显微镜、光电子能谱、超导量子干涉仪等方法，对复合粒子的形态、结构、组成以及磁学性质进行了表征。

Some samples of TiO_2 nanocomposite material doped with W~(6+) were prepared by Sol-Gel process,The morphology and phase composition of TiO_2 film were studied by scanning electron microcopy,X-ray diffraction and ultraviolet-visual reflection spectrum.

以钛酸丁酯和钨酸钠为原料，采用溶胶-凝胶法在不同基体材料上制备了掺杂W6+的TiO2纳米复合材料。

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。

Therefore, zinc oxide and Eu~(2+)-activated strontium aluminate green phosphors were synthesized for the fluorescence conversion of near ultraviolet light-emitting diode, and their properties were examined by means of photoluminescent spectra, thermoluminescent spectrum, X-ray photoelectron spectroscopy and X-ray diffraction.

本研究针对近紫外LED荧光转换材料的要求，采用荧光光谱，热释光谱，X射线光电子能谱，X射线衍射等分析手段，重点研究ZnO绿色荧光粉和Eu~(2+)激活铝酸锶绿色长余辉荧光材料的合成，或提高发光效率和稳定性的新方法及其相关机制。并在以下几方面取得了一些进展： [1]将ZnS与一定量的卤化物MX(X=F，Cl，Br，I；M=Na，K，NH_4，Zn，ZrO)一起煅烧合成出发光性能优良的、具有六方纤维锌矿结构的ZnO绿色荧光粉。

Mechanical properties of homopolymerized and copolymerized polypropylenes were compared and effect of ultraviolet radiation on their mechanical properties, infrared spectrum and X-ray diffraction was studied.

对比了均聚级和共聚级聚丙烯的力学性能以及紫外辐照对其力学性能、红外光谱和X射线衍射的不同影响。

The CoFe2O4/TiO2 magnetic nano-photocatalysts has fairly good magnetic property. The X-ray diffraction, transmission electron microscopy and ultraviolet-visible technique were used to analyze the phase structure, size and spectrum response scope of the samples. The XRD indicated the anatase TiO2 was formed when TCF modified by plasma. The size of CoFe2O4 particles was about 20 nm. The diameter of CoFe2O4/TiO2 particles is in the range of 30~40 nm. So the shell of TiO2 enwraps closely around the core and the thickness is in the range of 10~20 nm.

运用VSM技术对样品磁性能进行研究，结果表明：等离子体修饰后的复合材料仍具有较高的饱和磁化强度，可在外加磁场作用下实现催化剂在水中的分离与回收；样品的XRD、TEM和UV-Vis分析测试结果表明：等离子体修饰后的复合材料有锐钛矿型TiO2存在；TEM谱图显示磁核CoFe2O4的平均粒径约为20 nm，TCF复合粒子的粒径约为30~40 nm，TiO2包覆层的厚度为10~20 nm。

It quickly pivoted to bring its ultraviolet/optical and X-ray telescopes to observe the burst location.

它迅速地相像使其紫外线/光学和X射线望远镜观察爆裂位置。

KATHERINA. What is your sir, that you send for me?

凯瑟丽娜：夫君，您叫我出来有什么事？

This is the webpage of Centre for Bacterial Diversity and Identification, The University of Queensland.

这是昆士兰大学细菌多样性和鉴定中心的网页。