[1] [1] H. Raether, Surface Plasmon on Smooth and Rough Surface and on Gratings (Springer-Verlag, Berlin, 1988) p.13, p.16.

[2] [2] T. Zhang, M. Yi, Z. Fang, H. Yang, J. Yang, Y. Lu, H. Yang, H. Kang, and D. Yang, Physics (in Chinese) 34, 909 (2005).

[3] [3] A. Hartschuh, M. R. Beversluis, A. Bouhelier, and L. Novotny, Phil. Trans. R. Soc. Lond. A 362, 807 (2004).

[4] [4] Satoshi Kawata (Ed.), Motoichi Ohtsu, Masahiro Irie, Near-Field Optics and Surface Plasmon Polaritons (Spring-Verlag, Berlin, 2001) p.29.

[5] [5] J. Grand, M. Lamy de la Chapelle, J. L. Bijeon, P. M. Adam, A. Vial, and P. Royer, Phys. Rev. B 72, 033407 (2005).

[6] [6] U. Ch. Fischer and D. W. Pohl, Phys. Rev. Lett. 62, 458 (1989).

[7] [7] M. Specht, J. D. Pedarnig, W. M. Heckl, and T. W. Hansch, Phys. Rev. Lett. 68, 476 (1992).

[8] [8] S. I. Bozhvolnyi, I. I. Smolyaninov, and A. V. Zayats, Phys. Rev. B 51, 17916 (1995).

[9] [9] I. I. Smolyaninov and David L. Mazzoni, Phys. Rev. B 56, 1601 (1997).

[10] [10] Pascal Royer, Dominique Barchiesi, Gilles Lerondel, and Renaud Bachelot, Phil. Trans. R. Soc. Lond. A 362, 821 (2004).

[11] [11] D. Haefliger and A. Stemmer, Ultramicroscopy 100, 457 (2004).

[12] [12] W. Chen and Q. Zhan, Chin. Opt. Lett. 5, 709 (2007).

[13] [13] G. Jian, F. Bai, S. Pan, and S. Wu, Acta Opt. Sin. (in Chinese) 25, 470 (2005).

[14] [14] J. Tominaga and T. Nakano, Optical Near-Field Recording: Science and Technology (Springer-Verlag, Berlin, 2005) p.49.