磷光体

Strontium aluminate phosphors are a kind of photoluminescent materials with stable performance and high efficiency.

铝酸锶系磷光体是一种性能稳定，发光效率高的光致发光材料，在可见光显示方面有着广泛的应用前景。

The analytical results of Positron annihilation technology demonstrate that electronegative defect centers exist in the phosphor.

首次利用正电子湮灭分析手段，证实了SrAl〓O〓：Eu，Dy磷光体中存在带负电的缺陷中心。

The tube is formed of glass, encloses a discharge volume filled with a discharge gas and has a fluorescent phosphor coating disposed on the inner surface of the tube.

该管由玻璃形成，封入填充有放电气体的放电体积并且具有设置在所述管的内表面上的荧光磷光体涂层。

The screen , which is the front of the tube , is coated with tiny dots of phosphor material that glow when electrically charged .

屏幕就 是这种管子的前面部分，涂有磷光体材料的微小颗粒，当通电时，此种材料会发光。

The emission of light that does not derive energy from the temperature of the emitting body, as in phosphorescence, fluorescence, and bioluminescence.

发冷光：不是由于发光体的热量而来的光的发射，比如在磷光，荧光和生物性发光中。

The experimental results showed that strong phosphorescence could be observed in p-cyclodextrin aqueous solution only at low pH value.

实验结果表明，在环糊精水溶液中只有在较低pH时，才能有效抑制分子内的PET过程，使磷光体发射强的磷光，体系的磷光状态为OFF-ON，同时体系包含了AND(β-CD and proton)和NOT(O_2)逻辑功能，可作为一种三输入的INHIBIT逻辑开关。

There are blue and green emission spectral series in the phosphors activated by three valence ions of Terbium.

三价铽离子激活的磷光体有兰色和绿色两个发射谱线系列。本文分析了这两个系列谱线的强度，随着激活剂浓度而变化的实验结果，发现在激活剂浓度达到一定数量之后，当继续增加激活剂含量时，兰色和绿色发射谱线相对强度的变化规律，和加入敏化剂的结果是一致的。

In this paper, the experiment results in the strength of two spectral series depending on the concentration of sensibilizer Terbium have been analysed.

可见对于铽的绿色谱线而言，铽离子本身也会起一种敏化作用。据此，我们提出了三价铽离子具有自敏化效应的观点，来解释上述的实验结果，这种观点是：在含有较高浓度铽离子的磷光体中，铽离子既是绿色辐射的发光中心，又是它的敏化中心。

The molecular designs and synthesis of triarylamine-based picolinic acid derivatives used as ancillary ligands, and their cyclometalated iridium complexes used as red-and green-emitters, as well as optoelectronics properites of these compounds were investigated in order to solve current problems of organic/polymeric electroluminescent materials and devices.

本论文针对目前有机/聚合物电致磷光材料和器件存在的问题，开展了新型三芳胺吡啶羧酸类辅助配体及其红光和绿光环金属铱配合物电致磷光材料的分子设计、合成和光电性能研究，主要包括：(1)设计、合成了三种新型的三芳胺吡啶羧酸类双齿阴离子型辅助配体；(2)以三芳胺吡啶羧酸衍生物作为双齿阴离子型辅助配体，合成得到了两个系列的红光和绿光环金属铱配合物；(3)研究了三芳胺吡啶羧酸类辅助配体分子结构对环金属配合物的紫外吸收和光致发光性能的影响；(4)以环金属配合物为客体，聚芴和恶二唑衍生物为主体，制作了聚合物电磷光器件，研究了含三芳胺吡啶羧酸类辅助配体、环金属配合物客体材料和聚合物主体材料等分子结构对电致发光性能的影响。

The influence of different Sm3+ concentrations on luminescent properties of these phosphors was discussed .

系统考察了微波场对不同浓度 Sm3+离子掺杂的 CaS：Sm3+磷光体发光特性的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。