[1] W. L. Barnes, A. Dereux, T. W. Ebbesen. Surface plasmon subwavelength optics[J]. Nature, 2003, 424(6950): 824~830
[2] E. Ozbay. Plasmonics: merging photonics and electronics at nanoscale dimensions[J]. Science, 2006, 311(5758): 189~193
[3] S. I. Bozhevolnyi, V. S. Volkov, E. Devaux et al.. Channel plasmon subwavelength waveguide components including interferometers and ring resonators[J]. Nature, 2006, 440(7083): 508~511
[4] S. A. Maier. Plasmonics: the promise of highly integrated optical devices[J]. IEEE J. Sel. Topics Quant. Electron., 2006, 12(6): 1671~1677
[5] Wenrui Xue, Yanan Guo, Peng Li et al.. Propagation properties of a surface plasmonic waveguide with double elliptical air cores[J]. Opt. Express, 2008, 16(14): 10710~10720
[6] Z. Zhu, T. G. Brown. Full-vectorial finite-difference analysis of microstructured optical fibers[J]. Opt. Express, 2002, 10(17): 853~864
[7] S. Guo, F. Wu, S. Albin. Loss and dispersion analysis of microstructured optical fibers by finite-difference method[J]. Opt. Express, 2004, 12(15): 3341~3352
[8] C. Yu, H. C. Chang. Yee-mesh-based finite difference eigenmode solver with PML absorbing boundaray conditions for optical waveguides and photonic craystal fibers[J]. Opt. Express, 2004, 12(25): 6165~6177
[9] S. D. Gedney. An anisotropic perfectly matched layer absorbing media for the truncation of FDTD lattices[J]. IEEE Trans. Antennas and Propagation, 1996, 44(12): 1630~1639
[10] P. B. Johnson, R. W. Christy. Optical constants of the noble metals[J]. Phys. Rev. B, 1972, 6(12): 4370~4379
[11] E. Moreno, S. G. Rodrigo, S. I. Bozhevolnyi et al.. Guiding and focusing of electromagnetic fields with wedge plasmon polaritons[J]. Phys. Rev. Lett., 2008, 100(2): 023901~023904