纳米线的拉伸行为研究.doc

毕业设计（论文） Cu纳米线的拉伸行为研究 学 生 姓 名 XXX 学 号 XXXXXX 专 业 班 级 焊接技术与工程 指 导 教 师 XXX 提 交 日 期 材料科学与工程学院 摘 要 硅材料是目前太阳电池的主导材料，在成品太阳电池成本份额中，硅材料占了将近40%，10％左右。受材料及制备工艺的影响，晶体硅电池已经很难再提高转换效率或降低成本。从商业产品发展的角度考虑，低成本、高效率、大面积的薄膜太阳电池的开发工作才有实际意义，因此人们把目光投向了这种新型的太阳电池。薄膜太阳电池只需几微米厚就能实现光电转换，是降低成本及提高光子循环的理想材料，例如非晶硅、CuInSe2 (CIS)、CuInGaSe2 (CIGS)、和CdTe..等C1GS薄膜因其独特的优异性能而被称为最有希望的光伏器件，而铟硒铜(CuInSe2，简称CIS)是最重要的多元化合物半导体光伏材料，光电转换效率高、性能稳定不会发生光诱导衰变，价格也低于传统的晶体硅模件，因而成为各国的研究热点之一。本文首先回顾了研究历史和现状，并简要介绍了计算机模拟方法的理论基础。利用计算机模拟模拟工艺参数（重点是温度）对的影响。因此，我们的工作对于探索和促进具有重要意义和参考价值。关键词：Abstract Silicon solar cell is currently the dominant material, in the finished cost of solar cells share, silicon material accounted for nearly 40%, commercial photovoltaic products in the crystal silicon solar cell conversion efficiency in 10%.Influenced by material and effect of preparation technique, crystal silicon solar cells have been very difficult to improve the conversion efficiency and reduce the cost.From a commercial product development point of view, low cost, high efficiency, large area thin film solar cell development work has actual meaning, so people pay more attention to this new type of solar cell.Thin film solar battery of only a few microns thick can achieve photoelectric conversion, is reducing the cost and improving the photon recycling is an ideal material, such as amorphous silicon, CuInSe2 (CIS), CuInGaSe2 (CIGS), and CdTe semiconductor film materials.The C1GS film because of its unique excellent performance and is known as the most hopeful photovoltaic devices, and indium selenium copper (CuInSe2, CIS) is the most important compound semiconductor PV material, high photoelectric conversion efficiency, stable performance of light induced decay does not occur, the price is lower than the traditional crystalline silicon module, thus become a hotspot in the research of.This article first reviewed