CrossRef 13. Ameling R, Langguth L, Hentschel M, Mesch M, Braun PV, Giessen H: Cavity-enhanced localized plasmon resonance sensing. Appl Phys Lett 2010, 97:253116.CrossRef 14. Schmidt MA, Lei DY, Wondraczek L, Nazabal V, Maier SA: Hybrid nanoparticle-microcavity-based plasmonic nanosensors with improved detection resolution and extended remote-sensing
ability. Nat Commun 2012, 3:1108.CrossRef 15. Tsai CY, Lu SP, Lin JW, Lee PT: High sensitivity plasmonic index sensor using slablike gold nanoring arrays. Appl Phys Lett 2011, 98:153108.CrossRef 16. Rodríguez-Fortuño FJ, Martínez-Marco M, Tomás-Navarro B, Ortuño R, Martí J, Martínez A, Rodríguez-Cantó : High-sensitive chemical detection in the infrared regime using plasmonic gold nanocrosses. Appl Phys Lett 2011, 98:133118.CrossRef 17. Evlyukhin AB, Reinhardt C, Zywietz U, Chichkov BN: Collective resonances in metal nanoparticle arrays with dipole-quadrupole interactions. BI-D1870 Phys Rev B 2012, 85:245411.CrossRef 18. Luk’yanchuk B, Zheludev NI, Maier SA, Halas NJ, Nordlander P, Giessen H, Chong CT: The Fano
resonance in plasmonic nanostructures and metamaterials. Nat Mater 2010, 9:707–715.CrossRef 19. Leveque G, Martin OJF: Optical interactions in a plasmonic particle coupled to a metallic film. Opt Express 2006, 14:9971.CrossRef 20. Ye J, Shioi M, Lodewijks K, Lagae L, Kawamura T, Van Dorpe P: Tuning plasmonic interaction between Au nanorings and a gold film for surface-enhanced Raman scattering. Appl Phys Lett 2010, 97:163106.CrossRef 21. Knight MW, Halas NJ: Nanoshells to PF-02341066 molecular weight nanoeggs to nanocups: optical properties of reduced symmetry core-shell nanoparticles beyond the quasistatic limit. VRT752271 concentration New J Phys 2008, 10:105006.CrossRef 22. Lei DY, Fernández-Domínguez
AI, Sonnefraud Y, Appavoo K, Haglund RF, Pendry JB, Maier SA: Revealing plasmonic gap modes in particle-on-film systems using dark-field spectroscopy. ACS Nano 2012, 6:1380–1386.CrossRef 23. Zhan Y, Lei DY, Li X, Maier SA: Plasmonic Fano resonances in nanohole quadrumers for ultra-sensitive refractive index sensing. Nanoscale 2014. doi:10.1039/C3NR06024A 24. Johnson PB, Christy RW: Optical constants of the noble metals. Phys Rev B 1972, 6:4370–4379.CrossRef 25. Miller MM, Lazarides AA: Sensitivity of metal nanoparticle surface plasmon resonance to the dielectric environment. J Phys Chem B 2005, 109:21556–21565.CrossRef 26. Jakab A, Rosman C, Khalayka Y, Becker J, Immune system Trügler A, Hohenester U, Sönnichsen C: High sensitivity plasmonic silver nanorods. ACS Nano 2011, 5:6880–6885.CrossRef 27. Yu Z, Fan S: Extraordinarily high spectral sensitivity in refractive index sensors using multiple optical modes. Opt Express 2011, 19:10029–10040.CrossRef 28. Hu M, Novo C, Funston A, Wang H, Staleva H, Zou S, Mulvaney P, Xia Y, Hartland GV: Dark-field microscopy studies of single metal nanoparticles: understanding the factors that influence the linewidth of the localized surface plasmon resonance. J Mater Chem 2008, 18:1949–1960.CrossRef 29.