射线发光

In the present paper,ZnS:Ag nanoparticles were prepared with simple chemicals by hydrothermal method.XRD patterns indicated that the products have cubic zinc blende crystal structure.

以简单的化学试剂和实验过程，采用水热法制备出ZnS：Ag纳米发光材料。X射线衍射结果表明，产品均为结晶良好的ZnS立方闪锌矿结构。

However, in this paper, the crystal was grown with Bridgman method and under non-vacuum condition.

研究了用非真空铂坩埚下降法生长的CsI晶体的在紫外和γ射线激发下的光致发光和光衰减特征，探索了CsI晶体的发光强度和发光不均匀性与Tl离子含量和分布之间的关系以及改善晶体发光均匀性的措施。

We study the relationship between microstructure and luminescence efficiency for GaN heteroepitaxial films by cathodoluminescence,transmission electron microscopy,and X-ray diffraction.

用阴极射线致发光法、透射电子显微镜和X射线衍射法研究了异质外延GaN材料的发光性质与结构特性的关系。

Accidentally discovered that a cathode-ray tube could make a sheet of paper coated with barium platinocyanide glow, even when the tube and the paper were in separate rooms.

射线'。''管能使涂有一层氰亚铂酸盐钡的薄相纸发光，甚至当阴极''。'射线'。''管和相纸分别放在不同的房间时也能发光。

Firstly, through the measurement of temperature dependence of luminescence combined with the thermoluminescence curves, it is demonstrated that the effect of trap states in the crystals on the temperature dependence of luminescence.

第一，在不同的变温方式下测量PbWO〓发光的温度依赖并结合热释光分析，证实了PbWO〓在X射线激发下的发光温度依赖曲线受到晶体中陷阱的影响。

Results of meausred radioluminescence spectra show that energy transfer mechanisms occurring from Gd3+ cations towards Tb3+ emssion centers as well as the cross relaxation among Tb3+ cations within the certain concentration range exert tremendous effects on the emission intensity of glasses.

Tb3+离子的掺杂浓度范围为1－5 mol %。玻璃样品的X射线激发发射光谱结果显示，发生在玻璃基质中由Gd3+离子向发光中心Tb3+离子的能量转移机制以及在一定浓度范围内Tb3+离子之间的交叉驰豫过程对玻璃的发光性能有重要影响。

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。

The coordination geometry of the Eu atom is best described as a strongly distorted square-antipyrism.. The two Eu atoms are bridged by two N-oxide oxygen atoms forming a dimeric unit with crystallographic inversions centre. The Eu……Eu distance is 4.2137(9)〓. The two europium atoms and two bridging oxygen atoms is coplanar. The angles of Eu(1)-O(7)-Eu(1A) and O(7)-Eu(1)-O(7A) are 117.82(14)° and 62.18(14)°, respectively. 15 is the first dinuclear triboluminescent lanthanide complex reported.

同时还测定了其摩擦发光光谱与其光致发光光谱，并讨论了晶体结构和摩擦发光活性之间的关系。X-射线结构分析表明，15为有对称中心结构的配合物，每个Eu与三个HTTA的六个O原子和两个PyO的两个O原子形成八配位的四方反锥几何构型，2个N-Oxide O原子桥联两个Eu，形成了一个双核配合物，Eu。。。。

High energy X-rays produced by the gas near the black hole heat the ouflowing gas, causing it to glow at lower X-ray energies.

高能X射线的黑洞附近的气体热ouflowing气体产生，导致它在较低的发光X射线的能量。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。