electron hole

The numerical results show that with the increase of the height of quantum dat ( the barrier thickness), the exciton energy and electron-hole recombination rate are reduced and the quantum dot emission wavelength is increased.

结果表明，量子点高度LGaN、势垒层厚度LAlGaN的增加将导致激子结合能、电子空穴复合率的降低，耦合量子点发光波长的增加。

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Design and Analysis of Single Electron hole Trap Memory

电子空穴对单电子陷阱存储器的设计与分析

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However, the combination speed of photogenerated electron-hole pairs was high, which restrains photocatalytic activity of individual semiconductor.

但是，单组份半导体的光生电子空穴对的结合速度非常迅速，这抑制了它们的光催化活性。

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One of the most important techniques in improve the conversion efficiency is to reduce the surface reflectance to absorb more light energy to generate more electron hole pairs.

提高光电转化效率的关键环节之一是降低硅片表面反射率，吸收更多的光以产生电子空穴对。

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A new approach on covalent bond theory& brief introduction of the hypothesis of electron hole pair

共价键理论新探&电子空位对假说简介

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The semiconductor as a photocatalyst can absorb solar energy to generate photoinduced electron-hole pairs with powerful redox ability. Through a series of degradation reactions initiated by electrons and holes, the gaseous pollutants can be decomposed into harmless carbon dioxide and water.

光催化技术的基本原理是，半导体光催化剂吸收太阳能，产生具有氧化还原活性的电子空穴对，进而通过一系列分解反应将有机污染物降解为无毒无害的二氧化碳和水。

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EPR analysis shows the reasons may be in UV light the material of titanium dioxide may produces electron hole, but the active state of the electron hole is easy to decline, in a short time it can be attenuated to the level before irradiation.

EPR分析可知原因可能是材料中的二氧化钛在紫外线照射下产生电子空穴，但是这种处于活性状态的电子空穴对能量容易衰减，在短时间内其反应活性即可衰减到照射前水平。

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As with a conventional photodiode, absorption of incident photons creates electron-hole pairs.

和传统的光电二极管一样, 吸收入射光子会造成电子和空穴对.

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Sherwin explained that when light of the correct frequency is incident on a quantum well, it creates bound electron-hole pairs called excitons and is absorbed.

舍温解释说，当频率合适的光线附到一个量子井上时，它会创造出一对叫做“电子空穴对”的电子束缚洞，而光线会被其所吸收。

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The electron hole conductivity had no change while free electron conductivity decreased with the increase of the Al_2O_3 content.

随着Al2O3含量的增加，电子空穴电导率变化不明显，自由电子电导率减小。

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The enhancement of photocatalytic activity results from suppressing the excited electron-hole pair recombination.

这种光催化的增强主要是由于光生电子空穴对的复合被抑制的结果。

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Exciton is electron-hole pair held together by their mutual Coulomb interaction.

激子就是由电子和空穴在相互间的库仑力作用下,相互维持在一起的电子 -- 空穴对.

词典精选例句

A hypothesis of electron hole pair is raised in this paper with a complete new point of view.

本文以全新的观点提出了电子空位对假说。

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However, organic solar cells based on carbon nanotubes is the carbon nanotubes powder and organic materials blends, the combination between carbon nanotubes is weak, resulting in greater resistance and high electron hole on the composite, making the efficiency of the solar cell is low.

然而，基于碳纳米管的有机太阳能电池是将粉末状的碳纳米管与有机材料共混，碳纳米管之间的结合较弱，因此导致较大的电阻且电子空穴对容易发生复合，使得太阳能电池的效率很低。

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x-ray photons flowing through the selenium layer create electron hole pairs.

流经硒层的X射线光子产生电子空穴对。

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Titanium dioxide is a semi-conductor with wide band gap, and its photocatalysis operates only when it is irradiated under the ultraviolet radiation of sunlight, and also, the electron hole of TiO_2 has very high reunited rate.

但由于TiO2为宽禁带半导体，对太阳光的利用仅局限于紫外部分，并且TiO2的光生电子空穴复合几率很高。

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