Core-shellnanostructurespaserM.A.Noginov etal,200gProgressworkAim to: realize a ‘spaser' generating stimulated emission ofsurfaceplasmonsinresonatingmetallicnanostructuresadjacenttoagainmedium.1.2.0(nOG-488dyeGoldcoredoped10.8silica shelloSodiumSsilicate shell2300400500600700Wavelength (nm)Parameters:Significance:gold core : 14 nmthesmallestnanolaserShell: 44 nmthe first operating at visibleWavelength:525nmwavelengths.22Demonstrationofaspaser-basednanolaser,M.A.Noginovetal,NATURElVol460/1110l200g
22 Core-shell nanostructure spaser M. A. Noginov et al, 2009 Progress work Demonstration of a spaser-based nanolaser, M. A. Noginov et al, NATURE| Vol 460|1110| 2009 Aim to: realize a ‘spaser’ generating stimulated emission of surface plasmons in resonating metallic nanostructures adjacent to a gain medium. Significance: the smallest nanolaser the first operating at visible wavelengths. Parameters: gold core : 14 nm Shell: 44 nm Wavelength: 525 nm
Nano-spaserbasedonhybridwaveguideX.Zhang etal,2009Progress workChallengeto:realize ultracompactlasersgeneratingcoherentoptical fieldsat a nanoscale,farbeyond thediffraction limitPlasmonich=5nm4oPlasmonich=10nm16MgF2CdsPlasmonich =20nm14405nmPhotonicsu) oylCdS Nanowire12100nmAg10Uoissu489nmCdsMgf,30010020400500CdS nanowire diameter (nm)Significance:Plasmonicmodeshavenocutoff,downscalingof thelateraldimensions of boththe deviceandtheoptical modeisdemonstrated.23Plasmonlasersatdeepsubwavelengthscale,X.Zhangetal,NATURE/Vol461|6292009
23 Nano-spaser based on hybrid waveguide X. Zhang et al, 2009 Progress work Plasmon lasers at deep subwavelength scale, X.Zhang et al, NATURE|Vol 461|629| 2009 Challenge to: realize ultracompact lasers generating coherent optical fields at a nanoscale, far beyond the diffraction limit Significance: Plasmonic modes have no cutoff, downscaling of the lateral dimensions of both the device and the optical mode is demonstrated
modifiedplasmon-matterinteractionwithmesoscopicquantumemittersProgressworkMadsLykkeAndersen,etal.2010Aimto:experimentallydemonstratevariousdecay channels withconsideringthesizeof guantumemittersMeta(_su)001.02001003000Dielectriz (nm)2.0Sihve(-Su)001.5GaAs1.0100200300z (nm)Significance:theeffectof thesize of nanoscalequantumdotonthecouplingbetweenSPPandquantumemitter24Strongly modifiedplasmon-matter interaction with mesoscopic guantumemittersMadsLykkeAndersen.etal.naturephysics.DOl:10.1038/NPHYS1870.2010
24 modified plasmon–matter interaction with mesoscopic quantum emitters Mads Lykke Andersen, et al. 2010 Progress work Strongly modified plasmon–matter interaction with mesoscopic quantum emitters Mads Lykke Andersen, et al. nature physics, DOI: 10.1038/NPHYS1870, 2010 Aim to: experimentally demonstrate various decay channels with considering the size of quantum emitters. Significance: the effect of the size of nanoscale quantum dot on the coupling between SPP and quantum emitter
DNA-based self-assemblyof chiralplasmonicnanostructures withtailoredopticalresponseAnton Kuzyk and Robert Schreiberet al,2012ProgressworkAim to:DNA origami enables the high-yield production ofplasmonic structures that contain nanoparticles arranged innano-metre-scalehelicesLeft-handedhelixRight-handedhelix50110nm545nm(acp=f.cplpop+licp25(6epw)LCPAAmoRCOOY02534nm16nm50AThiol400500600700StapleWavelength (nm)ThiolStapleSignificance:positioned withanaccuracybetterthan2 nm;theoptical responseof our nanoparticleassemblies is rationallydesigned and tunable in handedness, colour and intensity25
25 DNA-based self-assembly of chiral plasmonic nanostructures with tailored optical response Anton Kuzyk and Robert Schreiber et al, 2012 Progress work Aim to: DNA origami enables the high-yield production of plasmonic structures that contain nanoparticles arranged in nano- metre-scale helices Significance: positioned with an accuracy better than 2 nm; the optical response of our nanoparticle assemblies is rationally designed and tunable in handedness, colour and intensity
ImagingLocalElectrochemicalCurrentviaSurfacePlasmonResonanceProgressworkNJ. Tao et al, 2010C10BPresent imagingAtechniquenOConventionaVerAimto:developinganvoltammetrWEelectrochemicalElectrochemicalCurrentImageObjectivmicroscopytechniquebasedonthedetectionppolarizedlight-0.302.CCDcameriPotential (V)of variationsinlocalV=-0.1VV=-0.18VV=-0.28Velectrochemicalcurrenfrom optical signalsarisingfrom SPPA/m2710050500Significance:noninvasive,scanning-free,andfast,anditconstitutesapowerfultoolforstudyingheterogeneoussurfacereactionsandforanalyzingtracechemicals26ImagingLocal Electrochemical Currentvia SurfacePlasmon ResonanceNJTaoetal,Science/Vol327/1363/2010
26 Imaging Local Electrochemical Current via Surface Plasmon Resonance NJ. Tao et al, 2010 Progress work Imaging Local Electrochemical Current via Surface Plasmon Resonance NJ Tao et al, Science|Vol 327|1363| 2010 Aim to: developing an electrochemical microscopy technique based on the detection of variations in local electrochemical current from optical signals arising from SPP Significance: noninvasive, scanning-free, and fast, and it constitutes a powerful tool for studying heterogeneous surface reactions and for analyzing trace chemicals