查询词典 photovoltaic effect

Hence, the study of photovoltaic effect might be helpful to understand the mechanism of electroluminescence.

实验发现这两个现象之间存在有趣的联系，因此对其光伏现象的研究有助于了解其场致发光过程。

For the heavy structure and complex performances of the hybrid system, based on the photovoltaic effect, the state equation of ideal gas, mass and energy conservation equations, physicochemical principles, power transformation relations, flow and transmission of the heat energy, first give a set of proper assumptions and simplifications, then a set of dynamic model of all subsystem are established completely and detailed.

由于PVFC联合发电系统结构复杂，涉及到电化学、传质学、传热学等多门学科知识，以及光生伏打原理、质量守恒、动量守恒、能量守恒、第一热力学定律等多种原理和定律，所以，首先对各子系统在不影响系统性能的基础上进行适当的假设和简化，然后根据各种原理和定律分别建立各子系统的动态数学模型。

The photovoltaic effect of the new D-A compounds on GaAs electrode in electrochemical photovoltaic cell were measured.

在光电化学电池中，在GaAs电极上测量了这4种D-A化合物的光伏效应。

Screening solitons result from thenonuniform screening of the external field,while photovoltaic solitonsresult from the photovoltaic effect.

它起源于对外电场的非均匀空间屏蔽和光伏效应，这不同于稳态的屏蔽孤子和稳态的光伏孤子。

The surface photovoltaic spectra of Bacteriorhodopsin based films were systematically measured. The results show that the BR films are characterized by the specific photovoltaic effect.

采用表面光电压谱系统地研究了细菌视紫红质的光伏特性，结果表明BR薄膜有着独特的光电性质，并且与BR薄膜的制备方法和湿度有关。

Based on the sense of Glass constant in photovoltaic effect,a theoretical model for carriers competition effect in photovoltaic solitons forming proces...

基于此，分析了折射率变化为负的光生伏打晶体在背景光和信号光Glass常量比大于1条件下的载流子竞争效应，得到了与实验现象和已知理论分析相一致的结论。研究表明，背景光引起的载流子竞争效应是影响晶体自散焦向自聚焦特性转换的内在物理本质。

Photovoltaic conversion of solar energy is the sun's radiant energy photons through the semiconductor material into the process of energy, usually called the "photovoltaic effect" is to use solar cells made of this effect.

太阳能的光电转换是指太阳的辐射能光子通过半导体物质转变为电能的过程，通常叫做&光生伏打效应&，太阳电池就是利用这种效应制成的。本系统是基于弹片机89C51为核心的设计。

In the case of short light pulses irradiance, photovoltaic effect has no effect on the writing and erasing photorefractive gratings in the LiNbO3 crystal.

因此，在短脉冲光入射光折变晶体材料情况下，考虑光生伏打效应与不考虑光伏效应，对短脉冲光在光折变LiNbO3晶体中写入和擦除光栅基本没有影响。

Based on the beam propagation dynamic equation with the photovoltaic effect of the uniform background illumination, it is theoretically demonstrated that gray photovoltaic spatial solitons can exist in photovoltaic media with positive refractive index perturbation.

从考虑背景光的光伏作用后的光束在光伏媒质中传播的方程出发，证明了在折射率改变为正的光伏媒质中也可以形成灰孤子。

Based on a variety of books and materials, foreign or domestic, this thesis deals with the recent development and application, the past, present and future for solar energy and solar cells, analyzes the great senses of solar energy and solar cells for the development of economic, and analyzes their structure photovoltaic effect and conservation efficiency. The writer also elaborates the working principles and application characteristic of solar cell, various factors that may lead to bad conservation efficiency of solar cell. Based on the the working principles and application characteristic of solar cell, emphasizes on some ways of improving photovoltaic conservation efficiency for solar cell, for example: the appropriate thickness of solar cell, the low resistance, the phalanx of solar cell, the film of reduce the reflect of solar rays, and so on, and designs simply the feasible way, then give out the CAD frame chart .

本文是在收集了大量的国内外图书资料的基础上，对太阳能和太阳能电池的广泛应用领域、过去、现在和未来进行了探讨，分析了太阳能和太阳能电池的对我国经济发展的重大意义，阐述了太阳能电池的工作原理和应用特性，论述了影响太阳能电池光电转换效率的因素，重点介绍了几种提高太阳能电池光电转换效率的方法，例如：合适的太阳能电池厚度、降低太阳能电池的串联电阻、采用太阳能电池方阵、采用光伏发电自动跟踪系统、采用减反射膜和折面型抛物柱太阳能聚光器，并对以上可行的方法进行了简单综合设计，实现了 CAD 框图。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。