南京大学：《大学物理》课程教学资源（PPT讲座）等离激元光子学 Part B（物理效应和应用）

鲁 Nanjing University UNIV 等离激元光子学 (物理效应与应用) 李涛 2017.5 taoli@nju.edu.cn Nat.Lab.of Solid State Microstructures College of Engineering and Applied Sciences Nanjing University Dielectric Superlatice Laboratory Nat.Lab.Microstructures Dr.Tao Li taoli@nju.edu.cn

Dielectric Superlattice Laboratory Nat. Lab. Microstructures Dr. Tao Li taoli@nju.edu.cn Nanjing University 李 涛  2017.5  taoli@nju.edu.cn  Nat. Lab. of Solid State Microstructures College of Engineering and Applied Sciences Nanjing University

品 Nanjing University SPP激发对光透射偏振调控 SPP色散、态密度和场增强效应 SPP亚波长约束和纳米光子集成 SPP的面内传播与操控 SPP的量子特性 超构材料（metamaterial） Dielectric Superlatice Laboratory Nat. Lab. Microstructures Dr. Tao Li taoli@nju.edu.cn

Dielectric Superlattice Laboratory Nat. Lab. Microstructures Dr. Tao Li taoli@nju.edu.cn Nanjing University

鲁 Nanjing University 102 UNIVE 热点起源 Extraordinary Optical Transmission (EOT) (T.W.Ebbesen 1998) 结构调控的SPP激发以及光学特性 Dielectric Superlattice Laboratory Nat.Lab.Microstructures Dr.Tao Li taoli@nju.edu.cn

Dielectric Superlattice Laboratory Nat. Lab. Microstructures Dr. Tao Li taoli@nju.edu.cn Nanjing University Extraordinary Optical Transmission (EOT) (T. W. Ebbesen 1998) 热点起源

Nanjing University 12 穿孔金属膜的异常光学透射现象 (T.W.Ebbesen 1998) Silver,a=0.6um 5 目 quartz air 20 10 1.5 (1.0)quart 1.0 0 0.00250 0.00000 0.00250 0.00500 0.00750 200 400 600 80010001200 Kx (1/m) Wavelength (nm) Ebbesen et al, Nature,PRB,(1998) 元±iG±jG, 角度色散 1/2 (i2+j2)12λ=ao 8182 Dielectric aboratory E1+E2 Nat.Lab.Microstructures Dr.Tao Li taoli@nju.edu.cn

Dielectric Superlattice Laboratory Nat. Lab. Microstructures Dr. Tao Li taoli@nju.edu.cn Nanjing University (T. W. Ebbesen 1998) Ebbesen et al, Nature, PRB, (1998) 角度色散

Nanjing University 淮直光束的发射 Directional Beam Light 10 15 20 25 Z (mm) Lezec et al,Nature (2002) 通过精心设计的金属纳米结构可以实现对等离激元的激发调控， 进而控制光的透射选频、辐射方向和偏振特性等！ ielectric uperauce avuawry Nat.Lab.Microstructures Dr.Tao Li taoli@nju.edu.cn

Dielectric Superlattice Laboratory Nat. Lab. Microstructures Dr. Tao Li taoli@nju.edu.cn Nanjing University Directional Beam Light Lezec et al, Nature (2002) 通过精心设计的金属纳米结构可以实现对等离激元的激发调控， 进而控制光的透射选频、辐射方向和偏振特性等！

般鲁剔 Nanjing University ING 分色显示与成像 10um hv 4- 3 2 400 500 600 700 800 900 120 Waelength (nm) Dielectric Superlatice Laboratory Nat.Photonics 2,161(2008) Nat.Lab.Microstructures Dr.Tao Li taoli@nju.edu.cn

Dielectric Superlattice Laboratory Nat. Lab. Microstructures Dr. Tao Li taoli@nju.edu.cn Nanjing University 分色显示与成像 Nat. Photonics 2, 161 (2008)

Nanjing University 12 光束调制与整形 50 (a 激光束整形 艾里光束与偏振聚焦 40 与偏振调控 light polarization 30 in the waveguide 20 Ag 10 45045 SiO2 0 -10010 possible output laser polarization xμm, Intensity (c) 90 30b】 120 60 010 0.8 150 30 0.6 180 0.4 20 0.2 210 330 .30 240 300 -20 0 20Deg 270 APL94,151101(2009),Nat.Mater.9,730(2010) 0L38,1733(2013).LSA4,e330(2015) Capasso group@Harvard Univ. Tao LI group NJU. Nat.Lab.Microstructures Dr.Tao Li taoli@nju.edu.cn

Dielectric Superlattice Laboratory Nat. Lab. Microstructures Dr. Tao Li taoli@nju.edu.cn Nanjing University 光束调制与整形 APL 94, 151101 (2009), Nat. Mater. 9, 730 (2010) Capasso group@ Harvard Univ. OL 38, 1733 (2013). LSA 4, e330 (2015) Tao LI group @ NJU. 激光束整形 与偏振调控 艾里光束与偏振聚焦

般鲁剔 Nanjing University ING 操控偏振与旋光性质 (a) (b) Silver SiO,spacer (c) Quartz substrate Chiral metamaterial Plasmonic mode Science325,1513(2009) T.Li,etaL,APL97,261113(2010) Dielctric Superlattice Laboratory Nat.Lab.Microstructures Dr.Tao Li taoli@nju.edu.cn

Dielectric Superlattice Laboratory Nat. Lab. Microstructures Dr. Tao Li taoli@nju.edu.cn Nanjing University 操控偏振与旋光性质 Chiral metamaterial Plasmonic mode Science 325, 1513 (2009) T. Li, et al., APL 97, 261113 (2010)

鲁 Nanjing University NAN 偏振复用显示与全息 H-Pol V-Pol Polarized Active display and Holography Sci Rep2,2603(2013)... Dielectric Superlattice Laboratory Tao LI group NJU. Nat.Lab.Microstructures Dr.Tao Li taoli@nju.edu.cn

Dielectric Superlattice Laboratory Nat. Lab. Microstructures Dr. Tao Li taoli@nju.edu.cn Nanjing University 偏振复用显示与全息 Polarized Active display and Holography Sci Rep 2, 2603 (2013) …. . Tao LI group @ NJU

Nanjing University 超透镜成像（突破衍射极限） D40 W/Superlens Wo Superions PR 30 321nm Ag 20 PMMA Quartz ↑↑↑↑↑↑↑↑ 365 nm lllumination 0.0 0.6 12 X (um) 0 一州a用 一满间山 Pane O网C国 Conventional 10 05 X仙Tm Science308,534(2005),Science315,1686(2007) Dielectric Superlattice Laboratory Xiang Zhang group,UC Berkeley. Nat.Lab.Microstructures Dr.Tao Li taoli@nju.edu.cn

Dielectric Superlattice Laboratory Nat. Lab. Microstructures Dr. Tao Li taoli@nju.edu.cn Nanjing University 超透镜成像（突破衍射极限） Science 308, 534 (2005), Science 315, 1686 (2007) Xiang Zhang group, UC Berkeley