讨论了不同配体对同一稀土离子发光影响和同一配体对不同稀土离子发光作用。
The influence on luminescence behaviour of same rare earth ion from different ligand and the action of same ligand to luminescence of various rare earth ions were discussed.
浓度的提高增加了玻璃样品的密度,但是Gd 3 +浓度的提高减弱了Tb 3 +离子的发光,对Tb 3 +离子发光具有负面效应。
It was also found that heightening the concentration of Gd3 + promoted the density of glass samples, but weaken luminescence of Tb3 + and go against to shine of Tb3 + ions.
其他科学家提出,电荷导入地面下,会在地面上产生发光的离子气团。
Other scientists have suggested that charges dissipating through the ground can create balls of glowing ionised gas above it.
接下来的问题是,1080p用什么类型的屏幕—等离子显示器,液晶显示器(LCD)或最新的发光二极管(LED) ?
The question, then, is what kind of 1080p set to use-plasma display, liquid-crystal display (LCD) or the latest light-emitting diode (LED) variety?
当电子在电场加速时,电极就会获得能量,并在与气体原子和分子相撞时把能量传递给它们,这样就会产生发光的等离子气体。
As electrons accelerate in the electric field, they gain energy that they pass on to the atoms and molecules of the gas as they collide with them, creating a glowing plasma.
它们强烈的、淡蓝色的光直接来自电极之间明亮发光的微小的等离子气体。
They get their intense, blue-tinged light direct from the tiny plasma glowing brightly between the lamp's electrodes.
因此利用金属配合物中的金属离子和配体的可调性来设计、合成高效稳定的蓝色有机发光材料具有实际意义。
Therefore it's challenging to designs and synthesizes organic luminescent material with highly effective blue light via using the controllability of metallic ion and the ligand.
下一步要从等离子体显示屏,液晶显示屏(LCD)和最新的发光二极管显示屏(LED)中做出选择。
The next choice that must be made is between plasma display, liquid-crystal display (LCD) or the latest light-emitting diode (LED) variety.
为了让发光层内铒离子具有光活化及其他的化学反应的发生,在制程中热退火是必须的。
For erbium ion in light-emitting layer with light activated process and other chemical reaction, it is necessary to anneal the devise with high temperature in fabrication process.
选择不同价态补偿离子掺杂是为了研究电荷补偿作用机制对该类材料发光性能的作用。
The doping ions with various valences were selected to verify the charge compensation effect on the luminescence intensity as K and al seem to have similar charge compensation effect.
分析了这些可见荧光产生的原因,指出它不同于红外荧光的发光机理,是一种离子对的合作吸收和发射。
The cause of visible fluorescence were analyzed. The mechanism of visible fluorescent is different to infrared fluorescent, it is cooperative absorption and emission of ion pairs.
稀土离子掺杂碲酸盐系统玻璃是一类应用前景良好的上转换发光材料。
Rare earth ions doped tellurite glasses are kinds of upconversion fluorescence materials which have good application prospect.
过渡金属离子掺杂微晶玻璃结合了玻璃的易加工性和透明晶体具有高效宽带发光的优点。
Transition metal ion-doped glass-ceramics can combine the advantages of easy process ability of glass and high emission efficiency in broadband of transparent crystal.
测量了其激发、发射光谱及余辉衰减曲线。 分析了掺杂稀土离子对长余辉发光的作用。
The excitation, photoluminescence and afterglow spectra as well as the curve of afterglow decay were investigated.
由于稀土离子独特的电子层结构,使得稀土发光材料具有优异的发光性能及广阔的应用前景。
Rare earth luminescence materials have outstanding luminescent properties and wide potential application due to rare earth ions have special electronic shell structures.
本学位论文主要研究了流动注射化学发光分析法在药物及金属离子分析中的应用,它包括综述和研究报告两部分。
The paper mainly refers to the analytical application of flow injection chemiluminescence in pharmaceutical and metal ion analysis and consists of two parts including summary and the research works.
三价钕离子是有效的发光中心,利用晶场分析,三价钕离子主要是处在锌的替代位置。
The efficient luminescence centres were found to be trivalent neodymium ions which, by a crystal field analysis, were shown to be located at zinc substitutional sites.
将流动注射化学发光法与微透析采样技术联用,测定家兔血液中游离的金属离子浓度。
To couple microdialysis sampling with flow-injection chemiluminescence analysis for real time and on-line detection of concentration of free cr (III) in the blood of rabbit.
结果表明,脉冲co 2激光功率密度经三次反射激光聚焦系统达到空气击穿阈值,实验中观察到等离子体发光现象。
The results show: pulse power density from CO2 laser reaches air breakdown threshold through thrice reflecting focus system, and plasma radiation phenomena is observed in the experiment.
硼酸盐体系绿色荧光粉具有发光效率高、光色纯、烧结温度低、合成简便、粒径适中等优点,广泛用于等离子彩色电视机。
For many years, the borate luminescence materials have been paid much attention owing to their properties of low preparation temperature and high luminescent efficiency.
稀土离子由于其独特的电子层结构使得稀土离子掺杂的发光材料具有其它发光材料所不具有的许多优异性能。
Because of the special electronic shell structure, the rare earth-doped luminescence materials have been provided with outstanding luminescence properties than the other type luminescence materials.
同时,还分别利用红外气体分析仪、火焰离子探测器和化学发光分析仪对相同样气中的一氧化碳、碳氢和氮氧化物的排放特性也进行了测量。
Coupled with this, emissions of carbon monoxide, hydrocarbon and nitrogen oxide are also measured with an infrared analyzer, a flame ionization detector and a chemiluminescent analyzer respect...
利用离子注入技术,对稀土掺杂到半导体单晶硅中的光致发光行为进行了研究。
The photoluminescence properties of rare earth doped silicon were investigated with ion beam technique.
为了降低制作成本,提高生产效率,实现液晶显示器在大尺寸品种上的高画质化,文章介绍研制的一种新型等离子体激发发光平板背光源。
In order to decrease the preparation cost, enhancing the production efficiency and obtaining the excellent display of large-size LCD monitors, a novel flat back-light excited by plasma was developed.
等离子显示器是平板显示器中最好的一种,像霓光灯泡,等离子显示器在电流存在的情况下使用一种发光的气体。
A gas-plasmadisplay is the best type of flat screen. Like a neon light bulb, the plasma display uses a gasthat emits light in the presence of an electric current.
为了研究铒离子的发光和氟氧化物玻璃中形成的氟化物微晶的关系,制备了三种掺铒的氟氧化物玻璃。
Three kinds of oxyfluoride glass were fabricated with the aim of studying the relation between er 3 + luminescence and the fluoride micro-crystallite formed in the oxyfluoride glass.
结合流动注射技术,将低压离子色谱与化学发光联用检测痕量硫离子。
The separation and determination of trace sulfide in water, combined with flow injection analysis is carried out by low ion chromatography with chemiluminescence detection.
最佳的分析区域是在等离子锥体的顶端和似火焰发光底座的下面。
The optimum region for analysis is just above the apex of the primary plasma cone and under the base of the Flame-like glow.
最佳的分析区域是在等离子锥体的顶端和似火焰发光底座的下面。
The optimum region for analysis is just above the apex of the primary plasma cone and under the base of the Flame-like glow.
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