Wedge-like surface plasmonic waveguide with controllable mode characteristics

Wencheng YUE; Peijun YAO; Runxia TAO; Xiaolin CHEN; Hai MING

doi:10.3969/j.issn.1007-5461. 2019.02.017

[1] Barnes W L, Dereux A, Ebbesen T W. Surface plasmon subwavelength optics [J]. Nature, 2003, 424(6950): 824-830.

[2] Zayats A V, Smolyaninov I I, Maradudin A A. Nano-optics of surface plasmon polaritons [J]. Physics Reports, 2005, 408(3-4): 131-314.

[3] Pitarke J M, Silkin V M, Chulkov E V, et al. Theory of surface plasmons and surface-plasmon polaritons [J]. Reports on Progress in Physics, 2007, 70(1): 1-87.

[4] Gramotnev, D K, Bozhelvonyi S I. Plasmonics beyond the diffraction limit [J]. Nature Photonics, 2010, 4(2): 83-91.

[5] Berini P. Plasmon-polariton waves guided by thin lossy metal films of finite width: bound modes of symmetric structures [J]. Physical Review B, 2000, 61(15): 10484-503.

[6] Berini P. Plasmon-polariton waves guided by thin lossy metal films of finite width: bound modes of asymmetric structures [J]. Physical Review B, 2001, 63(12): 125417.

[7] Vernon K C, Gramotnev D K, et al. Channel plasmon-polariton modes in V grooves filled with dielectric [J]. Journal of Applied Physics, 2008, 103(3): 034304.

[8] Bozhevolnyi S I, Volkov V S, et al. Channel plasmon-polariton guiding by subwavelength metal grooves [J]. Physical Review Letters, 2005, 95(4): 046802.

[9] Moreno E, Garcia-Vidal F J, et al. Channel plasmon-polaritons: modal shape, dispersion, and losses [J]. Optics Letters, 2006, 31(23): 3447-3449.

[10] Bozhevolnyi S I. Effective-index modeling of channel plasmon polaritons [J]. Optics Express, 2006, 14(20): 9467-9476.

[11] Zenin V A, Volkov V S, Han Z H, et al. Dispersion of strongly confined channel plasmon polariton modes [J]. Journal of the Optical Society of America B, 2011, 28(7): 1596-1602.

[12] Dai D X, He S L. A silicon-based hybrid plasmonic waveguide with a metal cap for a nano-scale light confinement [J]. Optics Express, 2009, 17(19): 16646-16653.

[13] Salvador R, Martinez A, Garcia-Meca C, et al. Analysis of hybrid dielectric plasmonic waveguides [J]. IEEE Journal of Selected Topics in Quantum Electronics, 2008, 14(6): 1496-1501.

[14] Oulton R F, Sorger V J, Genov D A, et al. A hybrid plasmonic waveguide for subwavelength confinement and long-range propagation [J]. Nature Photonics, 2008, 2(8): 496.

[15] Zhang Z L, Wang J. Long-range hybrid wedge plasmonic waveguide [J]. Scientific Reports, 2014, 4: 6870.

[19] Pile D F P, Ogawa T, Gramotnev D K, et al. Theoretical and experimental investigation of strongly localized plasmons on triangular metal wedges for subwavelength waveguiding [J]. Applied Physics Letters, 2005, 87(6): 061106.

[20] Moreno E, Rodrigo S G, Bozhevolnyi S I, et al. Guiding and focusing of electromagnetic fields with wedge plasmon polaritons [J]. Physical Review Letters, 2008, 100(2): 023901.

[21] Aspnes D E, Studna A A. Dielectric functions and optical-parameters of Si, Ge, GaP, GaAs, GaSb, InP, InAs, and InSb from 1.5 to 6.0 ev [J]. Physical Review B, 1983, 27(2): 985.

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

[23] Reddy J N. An Introduction to the Finite Element Method [M]. McGraw-Hill New York, 1993.

[24] Oulton R F, Bartal G, Pile D F P, et al. Confinement and propagation characteristics of subwavelength plasmonic modes [J]. New Journal of Physics, 2008, 10(10): 105018.

[25] Zia R, Selker M D, Catrysse P B, et al. Geometries and materials for subwavelength surface plasmon modes [J]. Journal of the Optical Society of America A, 2004, 21(12): 2442-2446.

[26] Berini P. Long-range surface plasmon-polaritons [J]. Advances in Optics and Photonics, 2009, 1(3):484-588.