[1] PRASAD P N. Nanophotonics[M]. Hoboken: John Wiley & Sons, 2004: 11.
[2] BARNES W L, DEREUX A, EBBESEN T W. Surface plasmon subwavelength optics[J]. Nature, 2003, 424(8): 824-830.
[3] TANAKA K, TANAKA M. Simulations of nanometric optical circuits based on surface Plasmon polariton gap waveguide[J]. Applied Physics Letters, 2003, 82(8): 1158-1160.
[4] DIONNE J A, SWEATLOCK L A, ATWATER H A, et al. Plasmon slot waveguides: Towards chip-scale propagation with subwavelength-scale localization[J]. Physical Review B, 2006, 73(3): 035407-1-035407-9.
[5] KANG Z W, WANG G P. Coupled metal gap waveguides as plasmonic wavelength sorters[J]. Optics Express, 2008, 16(11): 7680-7685.
[6] WANG B, WANG G P. Surface plasmon polariton propagation in nanoscale metal gap waveguides[J]. Optics Letters, 2004, 29(17): 1992-1994.
[7] KRASAVIN A V, ZAYATS A V. Passive photonic elements based on dielectric-loaded surface plasmon polariton waveguides[J]. Applied Physics Letters, 2007, 90(21): 211101-1-211101-3.
[8] BOZHEVOLNYI S I, VOLKOV V S, DEVAUX E, et al. Channel plasmon-polariton guiding by sub-wavelength metal grooves[J]. Physical Review Letters, 2005, 95(4): 046802-1-046802-4.
[9] CHEN P X, LIANG R S, HUANG Q D, et al. Plasmonic filters and optical directional couplers based on wide metal-insulator-metal structure[J]. Optics Express, 2011, 19(8): 7633-7639.
[10] YUN B F, HU G H, CUI Y P. Theoretical analysis of a nanoscale plasmonic filter based on a rectangular metal–insulator-metal waveguide[J]. Journal of Physics D: Applied Physics, 2010, 43(38): 385102-1-385102-8.
[11] HU F F, YI H X, ZHOU Z P. Band-pass plasmonic slot filter with band selection and spectrally splitting capabilities[J]. Optics Express, 2011, 19(6): 4848-4855.
[12] WANG B, WANG G P. Plasmon Bragg reflectors and nanocavities on flat metallic surfaces[J]. Applied Physics Letters, 2005, 87(1): 013107-1-013107-3.
[13] HOSSEINI A, MASSOUD Y. A low-loss metal-insulator-metal plasmonic bragg reflector[J]. Optics Express, 2006, 14(23): 11318-11323.
[14] CHU H S, LI E P, BAI P, et al. Optical performance of single-mode hybrid dielectric-loaded plasmonic waveguide-based components[J]. Applied Physics Letters, 2010, 96(22): 221103-1-221103-3.
[15] DELACOUR C, BLAIZE S, GROSSE P, et al. Efficient directional coupling between silicon and copper plasmonic nanoslot waveguides: toward metal-oxide-silicon nanophotonics[J]. Nano Letters, 2010, 10(8): 2922-2926.
[16] HAN Z H, LIU L, FORSBERG E. Ultra-compact directional couplers and Mach-Zehnder interferometers employing surface plasmon polaritons[J]. Optics Communications, 2006, 259(2): 690-695.
[17] PALIK E D. Handbook of optical constants of solids[M]. San Diego: Academic Press,1985: 353-357.
[18] LIFANTE G. Integrated photonics: fundamentals[M]. London: John Wiely & Sons Ltd, 2003: 49.
[19] TAFLOVE A, HAGNESS S C. Computational electrodynamics: the finite-difference time-domain method[M]. 3rd ed. London: Artech House, 2005.
[20] HEALY N, HUSSEY C D. Minimizing bend loss by removing material inside the caustic in bent single-mode fibers[J]. Applied Optics, 2006, 45(18): 4219-4222.
[21] HECHT E. Optics[M]. 4th ed. San Francisco: Pearson Education,Inc.,2002: 385-438.