等离激元/介质微纳结构与光的互作用及其传感应用

The interaction between micro/nano structures and light and its sensing application

微纳米尺度物质与光的相互作用研究对于光电转换、生物传感等领域的发展具有重要的科学意义.基于等离激元效应和介质光耦合机理增强光和物质相互作用的微纳光学研究涌现出众多优秀科研成果,在分子传感领域更是展现出巨大的应用潜力.本文重点围绕本课题组近年来在等离激元/介质微纳结构与光的互作用方面的相关理论与实验研究展开回顾分析,揭示了采用不同电磁机制增强光与微观物质相互作用的物理内涵,论述了微纳结构光学设计的新思路和新方法,阐明了在微纳光学分子传感应用上的科研思想和探索成果.最后,展望了微纳光传感的研究发展方向和实际应用前景.

The study of the interaction between micro/nano-scale substances and light has secured important scientific significance for the development of photovoltaic conversion,biosensing and other fields.Numerous outstanding scientific achievements for enhancing light-matter interaction have emerged in the area of micro/nano optics based on the scientific and technological frontiers of plasmon effects and dielectric optical coupling.These achievements show great application potential in the field of molecular sensing.This paper focuses on the theoretical and experimental research regarding interactions between micro/nano structures and the incident light in recent years,and discusses mechanisms that govern the enhancement of these interactions.Furthermore,we discuss new ideas and methods of micro/nano structure optical design,and expounds scientific research ideas and achievements in the application of micro/nano optical molecular sensing.Finally,we look forward to exploring the future prospects and applications of micro/nano optical sensing.