发光效率

带有浮动电极的等离子体显示板发光效率数值模拟研究

Simulation of Luminous Efficacy of AC Plasma-Display-Panel with Floating Electrodes

聚光腔参数优化提升LED发光效率的研究

Research on the Promotion of LED Flux Efficiency with Optimization Light-gathering Cavity Parameter

基于CCD的中子透射成像中闪烁屏发光效率研究

Luminescent efficiency of scintillating screen for digital neutron radiography based on CCD

本论文针对现阶段白光LED存在的两大问题：即白光LED散热差和发光效率不高的问题。

Currently , white LED are confronted with two problems : low luminescent efficiency and bad heat dissipation .

不断地提高LED的输入功率与发光效率是实现通用照明的必由之路。

Improving the input power and LED the luminous efficiency is the only way to realize general lighting .

研究LED的光谱特性，对分析LED的发光效率、老化机理有着重要的意义。

The spectroscopic study of LED is important for analyzing the luminescence efficiency and aging mechanism of LED .

GaP∶N绿色LED发光效率的提高有赖于对其结构参数的优化。

The improvement of the luminescent efficiency of GaP ∶ N green LED depends on optimization of the structural parameters .

随着LED制造成本的下降和发光效率、光信号减弱等技术瓶颈的突破，LED在照明市场的优势日渐明显，将逐步取替白炽灯和荧光灯进入普通照明领域。

With the LED manufacturing costs decline and technological breakthroughs , the advantages of LED lighting market in the increasingly obvious .

大量的理论研究和实验证明：通过掺杂可以提高SiC的发光效率。

A lot of theoretical studies and empirical evidence : doping can improve the luminescent efficiency .

LED照明有着节能效果好、发光效率高、寿命长、绿色环保等特点，是未来最主要的照明光源。

LED lighting has many advantages , such as energy conservation , high luminous efficiency , long life , green environmental protection .

随着LED灯具价格的降低，发光效率的提高，它已经被视为未来照明的主流设备。

With lower prices and higher efficiency than before , LEDs are looking like the wave of the future for general lighting .

因此，如何提高LED的发光效率，设计制造出高亮度、高效率的LED，具有十分重要的研究与应用价值。

Therefore , it is of great importance to improve the LEDs efficiency and thus , to realize high efficiency bright LEDs .

特别地，对荧光粉转换型LED，需要进一步地提高器件的发光效率，即组件的外部量子效率。

The device luminous efficiency of phosphor converted LEDs , namely the external quantum efficiency of devices needs to be improved further .

研究从封装树脂材料、荧光粉和聚光腔结构参数优化三方面提升白光LED的发光效率。

To promote white LED flux efficiency from three points based on LED resin , phosphor , and reflector cavity parameters optimization .

但是大功率LED同时也存在发光效率低和色温偏高的发展瓶颈。

However , there are certain bottlenecks for development of the high-power LEDs , i.e. low luminous efficiency and higher color temperature .

样品V型坑附近的发光效率明显高于无坑的区域。

The luminous efficiency in the vicinity of V shaped pits samples is obviously higher than that without pit area .

G＿aP－LPE过程中掺N浓度的测定及N浓度对发光效率的影响

Determination of nitrogen doping concentration in g_ap ─ lpe and the effect of nitrogen on light emitting efficiency

但传统LED受制于全内反射、菲涅尔效应等影响，发光效率较低。

However , the conventional LED has a very low emitting efficiency under the influence of the total internal reflection and Fresnel diffraction effect .

表明有SiO2包覆的SiC纳米材料的发光效率得到改善。

This indicated that the luminous efficiency of nano-SiC coated with SiO2 materials has been improved .

半导体照明广泛应用的关键是提高氮化物LED芯片的发光效率。

It is very important to improve luminous efficiency of LED , which is the key issue for the massive application of solid state lighting .

性能优异的荧光材料（高纯度、不团聚、颗粒细、形状规则（最好为球形））的使用可以有效提高白光LED发光效率。

Phosphors with high efficiency ( non-aggregation , fine particles and regular morphology ( sphericity ) ) can improve the luminescent efficiency of W-LED effectively .

随着白光LED发光效率的迅速提高，LED被逐渐应用于汽车倒车灯中。

Along with the luminous efficiency of white LED developing speedily , LED is being more and more used in reversing lamps for motor vehicle .

1W级大功率白光LED发光效率研究

Lumen Efficiency of 1 W-level High Power White LED

Gap－LPE掺S浓度的控制及对发光效率的影响

Control of concentration of S doped in GaP-LPE and its effect on the luminescence efficiency

狭长CsI（Tl）闪烁体发光效率的研究

Study of the Luminescent Efficiency for Narrow CsI ( Tl ) Scintillator

在T>150K时，激发态Er与非晶硅间的能量背迁移降低了Er的发光效率。

At T > 150K , energy back transfer between excited Er and a - Si decreases the PL efficiency .

彩色PDP发光效率的分析及改善方法

Analysis and Improvement of the Luminous Efficiency of Color PDP

F钝化效应体现在：（1）降低了界面势垒高度（仅为～5meV），增加了载流子的迁移率；（2）淬灭了与缺陷相关的ZnO可见发射，提高了紫外发光效率。

F passivation ( 1 ) significantly decreases the grain boundary potential barrier ( ~ 5 meV ), thus increasing carrier mobility ;

多孔硅（Poroussilicon，PS）以其简单的制备方法、复杂的微结构特征和较高的光致发光效率吸引了众多研究者的目光。

Simply prepared method , complex constructure characteristics and higher photoluminescence efficiency in porous silicon have attracted a lot of attention of investigators .

彩色PDP中几种工作气体和荧光粉对提高发光效率的作用

Effect of several working gases and phosphors on luminous efficiency in color PDP