量子效率仅在百分之一到百分之四之间。
荧光量子效率不随激发光波长而变化。
Fluorescent quantum efficiency has nothing to do with the wavelength of exciting light.
对光子晶体结构的外量子效率进行了计算。
The external quantum efficiency of photon crystal(PHC) structured LED is calculated.
基于蓝宝石的氮化镓发光二极管的一般内量子效率约为70%。
A gallium nitride LED on sapphire has a typical internal quantum efficiency of around 70%.
结果表明，这种结构器件的内量子效率可达88％。
The results show that the internal quantum efficiency of such structure devices can be as higher as 88%.
文中讨论了实验中存在的问题和提高量子效率的方法。
Problems in the experiment and the method of obtaining high quantum efficiency are discussed.
本文介绍了提高硅光探测器量子效率的半球形点阵技术。
In this paper, the hemispherical grating technique, which is effectively used in enhancing quantum efficiency of Si photodetector, is introduced.
电子倍增CCD是超低读出噪声和高量子效率的新型器件。
Electron multiplying CCD is the novel imager that has ultra-low readout noise and high quantum efficiency.
自发参量下转换；相关光子； 量子效率；符合计数；
Spontaneous Parametric Down-conversion(SPDC); correlated photon; quantum-efficiency; coincidence count;
从发光机制考虑，一般常用外量子效率和内量子效率来评价。
Under electroluminescent mechanism, external quantum efficiency and internal quantum efficiency are used to evaluate the organic electroluminescent properties.
发光二极管内量子效率高而亮度不高的原因是外量子效率低。
The reason for higher internal efficiency but lower brightness is its poor external efficiency.
阴极的平均量子效率15%，且短波响应与长波响应几乎相当。
Average quantum efficiency is 15% and short wavelength responses are almost equivalent to long wavelength ones.
成功与否，很重要的一种衡量方式就是内部量子效率，即LED的造光质量。
The important measure of success is the internal quantum efficiency, which shows just how good an LED is at making light.
指出在田间条件下，用直角双曲线拟合得到的初始量子效率偏高。
It is found that initial quantum yield obtained by fitting rectangle hyperbola is higher than its real value.
这类器件需要同时具备高速、高量子效率、超窄光谱响应线宽的性能。
This type of devices are required to have high-speed, high quantum efficiency and ultra-narrow spectral linewidth simultaneously.
就目前而言，量子效率低、反应速度慢等缺点制约了光催化氧化的应用。
However, it has some disadvantages keeping back its application, such as low quantum efficiency, low reaction rate.
不同光质对草莓叶片的表观量子效率、羧化效率及光呼吸速率影响较大。
The apparent quantum yield (AQY), photorespiratory rate (Pr)and carboxylation efficiency (CE) were also strongly affected by light quality.
研究了器件温度对于激光阈值电流、外微分量子效率和输出波长的影响。
The effects of device temperature on the laser threshold current, external differential quantum efficiency (DQE), and output wavelength are also investigated.
表观量子效率(aqy)可在一定程度上反映PSII光化学效率的大小。
Apparent quantum yield (AQY) can partly reflect the photochemistry activity of PSII.
检测量子效率(DQE)可被用来精确描述图像噪声通过成像系统的传播特性。
The detective quantum efficiency (DQE) can be used to accurately describe the image noise transfer characteristics through many imaging systems.
突变株系增产的主要原因可能是孕穗灌浆期净光合速率和表观量子效率的急剧增加。
The higher grain yield in mutated strains was mainly due to abundant carbohydrate synthesis and transfer to grains during booting-filling stage .
在研究过程中同时考虑到单分子布居于暂稳态和探测器量子效率对测量结果的影响。
By considering the effect oft he triplet state in single molecule energy level, an explicit function is given for the signal-to-backgound ratio(SBR) by use of photon-counting statistics.
有机电致发光器件(OLED)的量子效率是衡量器件发光性能的一个非常重要的参数。
The quantum efficiency of organic light emitting diodes (OLED) is an extraordinary factor of devices luminescence performance.
孕穗-灌浆期的净光合速率和表观量子效率的急剧增加可能成为突变株系增产的主要原因。
The higher grain yield in mutated strains was mainly due to increasing the net photosynthetic rate and apparent quantum yield considerably at the stage from booting to filling.
而去年汉弗莱斯博士所领导的研究队伍将基于硅材料制作的内部量子效率从15%提升到了45%。
In the past year, Dr Humphreys's team has improved its silicon-based ones from 15% to 45%.
利用光声光谱技术，采取猝灭的方法对（口恶）嗪1高氯酸盐的二氯乙烷溶液进行荧光量子效率的测量。
The fluorescence quantum efficiency of oxazine 1perohlorate in1-dichloro-ethane was measured with photoacoustic speetroscopy in which the fluorescence quenching wag used.
通过对引入紫外胶前后探测器量子效率的测试与对比，论证了紫外胶在半导体探测器制作工艺中的可用性。
The quantum efficiencies of PIN photo-detector before and after using UV glue are tested respectively, and the light transmission characteristic is still tested.
所述结构可具有较不复杂的聚焦、减小的串扰、较紧密的像素组装密度、提高的量子效率及晶 片级封装。
The structure may have less complex focusing, reduced crosstalk, tighter pixel packing density, increased quantum efficiency, and wafer-level packaging.
并且拉曼散射光谱向低波数方向移动，有助于增加光致电子的跃迁几率，提高多相光催化过程的本征量子效率。
The Raman scattering shifted to low wave number direction helped to increase the transition probability of photon-generated electrons and improved photoefficiency.
并且拉曼散射光谱向低波数方向移动，有助于增加光致电子的跃迁几率，提高多相光催化过程的本征量子效率。
The Raman scattering shifted to low wave number direction helped to increase the transition probability of photon-generated electrons and improved photoefficiency.
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