[1] R Soref. The past, present, and future of silicon photonics[J]. IEEE Journal of Selected Topics in Quantum Electronics, 2006, 12(6): 1678-1687.

[2] H Liu, P Lalanne. Microscopic theory of the extraordinary optical transmission[J]. Nature, 2008, 452(10): 728-731.

[3] V Temnov, G Armelles, U Woggon, et al.. Active magneto-plasmonics in hybrid metal-ferromagnet structures[J]. Nature Photonics, 2010, 4(2): 107-111.

[4] S C Kitson, W L Barnes, J R Sambles. Full photonic band gap for surface modes in the visible[J]. Physical Review Letters, 1996, 77(13): 2670-2673.

[5] Li Juan, Wang Bingyan, Xue Wenrui. Propagation properties of Y-splitters based on mim surface plasmonic waveguids[J]. Acta Optica Sinica, 2012, 32(1): 0124002.

[6] J A Sánchez-Gil, A A Maradudin. Surface-plasmon polariton scattering from a finite array of nanogrooves/ridges: Efficient mirrors[J]. Appl Phys Lett, 2005, 86(25): 251106.

[7] H Ditlbacher, J R Krenn, A Leitner, et al.. Surface plasmon polariton-based optical beam profiler[J]. Opt Lett, 2004, 29(12): 1408-1410.

[8] M W Vogel, D K Gramotnev. Optimization of plasmon nano-focusing in tapered metal rods[J]. Journal of Nanophotonics, 2008, 2(1): 021852.

[9] M W Vogel, D K Gramotnev. Shape effects in tapered metal rods during adiabatic nanofocusing of plasmons[J]. Journal of Applied Physics, 2010, 107(4): 044303.

[10] Chen Quansheng, Tong Yuying, Zhuang Yuan, et al.. Unidirectional excitation of surface plasmon based on metallic slit-groove structure[J]. Chinese J Lasers, 2014, 41(5): 0510001.

[11] J Chen, G A Smolyakov, S R J Brueck, et al.. Surface plasmon modes of finite, planar, metal-insulator-metal plasmonic waveguides[J]. Opt Express, 2008, 16(19): 14902-14909.

[12] K C Vernon, D K Gramotnev, D F P Pile. Channel plasmon-polariton modes in v grooves filled with dielectric[J]. Journal of Applied Physics, 2008, 103(3): 034304.

[13] S I Bozhevolnyi, V S Volkov, E Devaux, et al.. Channel plasmon subwavelength waveguide components including interferometers and ring resonators[J]. Nature, 2006, 440(10): 508-511.

[14] J Dintinger, O J F Martin. Channel and wedge plasmon modes of metallic v-grooves with finite metal thickness[J]. Opt Express, 2009, 17(4): 2364-2374.

[15] A I Fernandez-Dominguez, E Moreno, L Martin-Moreno, et al.. Terahertz wedge plasmon polaritons[J]. Opt Lett, 2009, 34(13): 2063-2065.

[16] Feigenbaum E, Orenstein M. Modeling of complementary plasmon waveguiding[J]. Journal of Lightwave Technology, 2007, 25(9): 2547-2562.

[17] Wang B, Wang G P. Plasmon bragg reflectors and nanocavities on flat metallic surfaces[J]. Appl Phys Lett, 2005, 87(1): 013107.

[18] Han Z, Forsberg E, He S. Surface plasmon bragg gratings formed in metal-insulator-metal waveguides[J]. IEEE Photonics Technology Letters, 2007, 19(2): 91-93.

[19] Chang Y J, Lo G Y. A narrowband metal-multi-insulator-metal waveguide plasmonic Bragg grating[J]. IEEE Photonics Technology Letters, 2010, 22(9): 634-636.

[20] Gong Y K, Liu X M, Wang L. High-channel-count plasmonic filter with the metal-insulator-metal Fibonacci-sequence gratings[J]. Opt Lett, 2010, 35(3): 285-287.

[21] K Tanaka, M Tanaka. Simulations of nanometric optical circuits based on surface plasmon polariton gap waveguide[J]. Appl Phys Lett, 2003, 82(8): 1158-1160.

[22] E N Economou. Surface plasmons in thin films[J]. Physical Review, 1969, 182(2): 539-554.

[23] P Johnson, R Christy. Optical constants of the noble metals[J]. Physical Review B, 1972, 6(12): 4370-4379.

[24] R K P Zia, W J Dallas. A simple derivation of quasi-crystalline spectra[J]. Journal of Physics A-Mathematical and General, 1985, 18(7): 341-345.

[25] Han Z, Forsberg E, He S. Surface plasmon Bragg gratings formed in metal-insulator-metal waveguides[J]. IEEE Photonics Technology Letters, 2007, 19(2): 91-93.

[26] B Wang, G P Wang. Metal heterowaveguides for nanometric focusing of light[J]. Appl Phys Lett, 2004, 85(16): 3599-3601.