多量子阱钙钛矿半导体合成及光伏性能表征的综合实验设计  

A Comprehensive Experimental Design for the Synthesis and Photovoltaic Performance Characterization of Multi-quantum Well Perovskite Semiconductors

作　　者：武光宝 夏俊民 陈润锋[1] WU Guangbao;XIA Junmin;CHEN Runfeng(State Key Laboratory of Organic Electronics and Information Displays,Nanjing University of Posts and Telecommunications,Nanjing 210023,China)

机构地区：[1]南京邮电大学有机电子与信息显示国家重点实验室,江苏南京210023

出　　处：《大学物理实验》2024年第5期27-33,共7页Physical Experiment of College

基　　金：国家自然科学基金(62304110);江苏省基础研究计划自然科学基金(BK20230358);江苏省高等学校基础科学(自然科学)研究面上项目(23KJB510013);南京邮电大学引进人才自然科学研究启动基金(NY222109)。

摘　　要：随着全球能源需求的持续增长和环境保护意识的加强,开发和利用可再生能源成为了当务之急。在这一背景下,钙钛矿光伏电池以其高效率和低成本的特性受到了广泛研究。本文介绍了一个综合物理实验,即多量子阱钙钛矿的合成及其光伏性能的表征。实验旨在通过合成多量子阱钙钛矿材料并评估其在光伏应用中的性能,以培养学生的科研兴趣和实践技能。实验内容包括:多量子阱钙钛矿材料的合成,采用层间插层策略引入不同尺寸的有机阳离子,以调控材料的结构与相分布;通过X射线衍射和吸收-发光光谱技术对材料的晶体结构、结晶性、光学和电学性质进行表征;制备钙钛矿光伏电池并通过电流-电压曲线评估其光电转换效率。本实验有望使学生深入理解材料物理、器件物理和光伏技术的基本概念,激发他们在新能源领域的研究兴趣,为他们未来的科研活动或职业生涯提供实践经验和技术基础。实验的设计兼顾了教学的全面性和科研的前沿性,有望在物理及相关学科的教学改革中起到积极作用。With the continuous growth in global energy demand and the increasing awareness of environmental protection,the development and utilization of renewable energy have become imperative.In this context,perovskite solar cells have garnered extensive research interest due to their high efficiency and low cost.It introduces a research-oriented physical experiment focused on the synthesis and photovoltaic performance characterization of multi-quantum well perovskites.The experiment aims to synthesize multi-quantum well perovskite materials and evaluate their performance in photovoltaic applications,thereby fostering undergraduates′interest in scientific research and practical skills.The experiment involves the following key components:synthesis of multi-quantum well perovskite materials by incorporating organic cations of different sizes using an intercalation strategy to regulate the material’s structure and phase distribution;characterization of the structure,crystallinity,and optical/electrical properties of the materials using X-ray diffraction,and absorption-emission spectroscopy techniques;fabrication of perovskite solar cells and evaluation of their photovoltaic conversion efficiency through current-voltage curves.This experiment aims to provide students with a comprehensive understanding of the fundamental concepts in material physics,device physics,and photovoltaic technology.It seeks to inspire their research interest in the field of renewable energy and provide practical experience and technical foundations for their future scientific endeavors or careers.The experimental design balances comprehensive teaching and cutting-edge research,potentially contributing positively to educational reform in physics and related disciplines.

关 键 词：多量子阱钙钛矿 光伏效应 光电性质 综合物理实验 

分 类 号：G642[文化科学—高等教育学] TB34[文化科学—教育学] TN303[一般工业技术—材料科学与工程]