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个人简介

陈文,华东师范大学青年研究员,紫江优秀青年学者。2018年6月毕业于武汉大学物理学院,获理学博士学位,师从徐红星院士;2019年至2022年在瑞士洛桑联邦理工学院的量子纳米光学实验室从事博士后研究;2022年9月以加入精密光谱科学与技术国家重点实验室的徐红星院士团队。研究方向为微纳光子学与等离激元光子学,包括构建分子腔光力微纳器件实现相干频率上转换、纳腔量子发射体复合体系的表面增强光谱以及超灵敏光学传感等。近年来在以一作在Science、Nature Communications、Light: Science & Applications 等期刊发表多篇论文。获2022年国家海外优秀青年科学基金,2022年上海市海外领军人才。

研究领域

纳米光子学与表面等离子体光子学(Nanophotonics and Plasmonics) 光与物质相互作用是自然界最基本的相互作用之一,近年来对其研究的尺度已经从宏观不断向微观扩展,并发展出了纳米光子学等学科,其相关应用已经涵盖光学传感、通讯传输、医疗诊断及量子操控等多个方面。基于表面等离子体共振效应(Surface Plasmon Resonance)所构建的金属纳米结构, 能够突破光的衍射极限,将电磁场的能量局限到纳米尺度,实现光与物质相互作用的指数级增强与放大。 极端纳米光子学(Extreme Nanophotonics): 通过构建金属纳米间隙的光腔结构(Plasmonic Nanogap),我们能够将表面等离子体共振的光场调控效果推向极致:光场被局域到几个纳米或亚纳米尺度的间隙中,从而产生极大的电磁场增强。这使得间隙中纳米材料的光与物质相互作用极大增强,并成为许多前沿研究与应用的物理基础,包括单分子表面增强光谱、增强非线性、生物传感、光催化、光与物质强耦合、片上光芯片、分子腔光力学等。

近期论文

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Xu, Y.; Hu, H.; Chen, W.; Suo, P.; Zhang, Y.; Zhang, S.; Xu, H. Phononic Cavity Optomechanics of Atomically Thin Crystal in Plasmonic Nanocavity. ACS Nano 16, 12711–12719 (2022). https://pubs.acs.org/doi/abs/10.1021/acsnano.2c04478 Shi, J.; He, X.; Chen, W.; Li, Y.; Kang, M.; Cai, Y.; Xu, H. Remote Dual-Cavity Enhanced Second Harmonic Generation in a Hybrid Plasmonic Waveguide. Nano Lett. 22, 688–694 (2022). https://pubs.acs.org/doi/abs/10.1021/acs.nanolett.1c03824 Chen, W.; Roelli, P.; Hu, H.; Verlekar, S.; Amirtharaj, S. P.; Barreda, A. I.; Kippenberg, T. J.; Kovylina, M.; Verhagen, E.; Martínez, A.; Galland, C. Continuous-Wave Frequency Upconversion with a Molecular Optomechanical Nanocavity. Science 374, 1264–1267 (2021). https://www.science.org/doi/10.1126/science.abk3106 Our work was highlighed in Science: Room-temperature mid-infrared detectors Nature Photonics: Molecular optomechanical cavity Verlekar, S.; Ahmed, A.; Chen, W.; Galland, C. Dual-Tone Raman Study of Optical Picocavities. CLEO/Europe-EQEC 1–1 (2021). Chen, W.; Roelli, P.; Ahmed, A.; Verlekar, S.; Hu, H.; Banjac, K.; Lingenfelder, M.; Kippenberg, T. J.; Tagliabue, G.; Galland, C. Intrinsic Luminescence Blinking from Plasmonic Nanojunctions. Nat. Commun. 12, 2731 (2021). https://www.nature.com/articles/s41467-021-22679-y Zhang, D.; Dai, W.; Hu, H.; Chen, W.; Liu, Y.; Guan, Z.; Zhang, S.; Xu, H. Controlling the Immobilization Process of an Optically Enhanced Protein Microarray for Highly Reproducible Immunoassay. Nanoscale 13, 4269–4277 (2021). https://pubs.rsc.org/en/content/articlelanding/2021/NR/D0NR08407G Sun, J.; Li, Y.; Hu, H.; Chen, W.; Zheng, D.; Zhang, S.; Xu, H. Strong Plasmon–Exciton Coupling in Transition Metal Dichalcogenides and Plasmonic Nanostructures. Nanoscale 13, 4408–4419 (2021). https://pubs.rsc.org/en/content/articlelanding/2021/NR/D0NR08592H Li, Z.; Corbett, B.; Gocalinska, A.; Pelucchi, E.; Chen, W.; Ryan, K. M.; Khan, P.; Silien, C.; Xu, H.; Liu, N. Direct Visualization of Phase-Matched Efficient Second Harmonic and Broadband Sum Frequency Generation in Hybrid Plasmonic Nanostructures. Light Sci. Appl. 9, 180 (2020). https://www.nature.com/articles/s41377-020-00414-4 Zhang, Y.; Chen, W.; Fu, T.; Sun, J.; Zhang, D.; Li, Y.; Zhang, S.; Xu, H. Simultaneous Surface-Enhanced Resonant Raman and Fluorescence Spectroscopy of Monolayer MoSe2: Determination of Ultrafast Decay Rates in Nanometer Dimension. Nano Lett. 19, 6284–6291 (2019). https://pubs.acs.org/doi/10.1021/acs.nanolett.9b02425 Chen, W.; Hu, H.; Jiang, W.; Xu, Y.; Zhang, S.; Xu, H. Ultrasensitive Nanosensors Based on Localized Surface Plasmon Resonances: From Theory to Applications. Chin. Phys. B 27, 107403 (2018). https://iopscience.iop.org/article/10.1088/1674-1056/27/10/107403 Chen, W.; Zhang, S.; Kang, M.; Liu, W.; Ou, Z.; Li, Y.; Zhang, Y.; Guan, Z.; Xu, H. Probing the Limits of Plasmonic Enhancement Using a Two-Dimensional Atomic Crystal Probe. Light Sci. Appl. 7, 56 (2018). https://www.nature.com/articles/s41377-018-0056-3 Chen, W.; Zhang, S.; Deng, Q.; Xu, H. Probing of Sub-Picometer Vertical Differential Resolutions Using Cavity Plasmons. Nat. Commun. 9, 801 (2018). https://www.nature.com/articles/s41467-018-03227-7

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