Metal halide perovskites,owing to their remarkable optoelectronic properties and broad application prospects,have emerged as a research hotspot in materials science and photovoltaics.In addressing challenges related t...Metal halide perovskites,owing to their remarkable optoelectronic properties and broad application prospects,have emerged as a research hotspot in materials science and photovoltaics.In addressing challenges related to energy loss,photoelectric conversion efficiency,and operational stability in perovskite solar cells(PSCs),various strategies have been proposed,such as improving perovskite crystallization,developing tandem architectures,and advancing interfacial engineering.However,the specific impact of these approaches on internal energy transfer and conversion mechanisms within PSCs remains insufficiently understood.This review systematically examines the relationship between energy and perovskite materials throughout the photon absorption to charge carrier transport process,with particular focus on key strategies for minimizing energy losses and their underlying influence on energy-level alignment-especially in the electron transport layer and hole transport layer.It summarizes optimal absorption conditions and contributing factors during energy transfer,alongside representative case studies of high-performing systems.By elucidating these mechanisms,this work offers valuable theoretical insights for optimizing energy-level alignment,reducing energy dissipation,and guiding experimental design in PSCs research.展开更多
旅游产业不断发展,旅游与酒店管理专业(Hospitality and Tourism Management,以下简称HTM)的大专院校数量与学生数量也不断增加,HTM专业高等教育方面的研究也不断增多,但关于研究生选择HTM专业的动机等方面的定性与定量研究却非常匮乏...旅游产业不断发展,旅游与酒店管理专业(Hospitality and Tourism Management,以下简称HTM)的大专院校数量与学生数量也不断增加,HTM专业高等教育方面的研究也不断增多,但关于研究生选择HTM专业的动机等方面的定性与定量研究却非常匮乏。本文通过在校研究生实际抽样调查,了解HTM专业高等教育现状;用定量分析方法揭示出研究生选择HTM专业的动机,分析比较了研究生选择HTM专业动机的相似性与差异性,以弥补国内外相关研究在定量分析方面的不足。展开更多
基金supported by the National Natural Science Foundation of China(22202102,62474194,22425903,U24A20568)the National Key R&D Program of China(2023YFB4204500)the Jiangsu Provincial Departments of Science and Technology(BE2022023,BK20220010,and BZ2023060)。
文摘Metal halide perovskites,owing to their remarkable optoelectronic properties and broad application prospects,have emerged as a research hotspot in materials science and photovoltaics.In addressing challenges related to energy loss,photoelectric conversion efficiency,and operational stability in perovskite solar cells(PSCs),various strategies have been proposed,such as improving perovskite crystallization,developing tandem architectures,and advancing interfacial engineering.However,the specific impact of these approaches on internal energy transfer and conversion mechanisms within PSCs remains insufficiently understood.This review systematically examines the relationship between energy and perovskite materials throughout the photon absorption to charge carrier transport process,with particular focus on key strategies for minimizing energy losses and their underlying influence on energy-level alignment-especially in the electron transport layer and hole transport layer.It summarizes optimal absorption conditions and contributing factors during energy transfer,alongside representative case studies of high-performing systems.By elucidating these mechanisms,this work offers valuable theoretical insights for optimizing energy-level alignment,reducing energy dissipation,and guiding experimental design in PSCs research.
文摘旅游产业不断发展,旅游与酒店管理专业(Hospitality and Tourism Management,以下简称HTM)的大专院校数量与学生数量也不断增加,HTM专业高等教育方面的研究也不断增多,但关于研究生选择HTM专业的动机等方面的定性与定量研究却非常匮乏。本文通过在校研究生实际抽样调查,了解HTM专业高等教育现状;用定量分析方法揭示出研究生选择HTM专业的动机,分析比较了研究生选择HTM专业动机的相似性与差异性,以弥补国内外相关研究在定量分析方面的不足。
基金This work was supported by the National High Technology Research and Development Program of China (No. 2002AA205051) and (No. 2003AA205160) National Basic Research Priorities Programme (No. G1999053903) and Key technologies R&D Programme of Beijing(No.
基金This work was supported by the National Basic Research Priorities Programme of China (No. G1999053903) National High Technology R&D Program of China (No. 2002AA205051 2003AA205160) Key Technologies R&D Programme of Beijing (No.H020220010190).
