[1] H. J. M. Kreuwel, P. V. Lambeck, J. V. Gent and T. J. A. Popma, Proc. SPIE 789, 218 (1987).

[2] R. D. Harris and J. S. Wilkinson, Sensors and Actuators B: Chemical 29, 261 (1995).

[3] C. R. Lavers and J. S. Wilkinson, Sensors and Actuators B: Chemical 22, 475 (1994).

[4] R. Levy, A. Peled and S. Ruschin, Sensors and Actuators B: Chemical 119, 20 (2006).

[5] J. Liu, B. Chen and H. Yang, Journal of Optoelectronics·Laser 22, 1821 (2011). (in Chinese)

[6] Y. Yuan, L. Ding and Z. Guo, Sensors and Actuators B: Chemical 157, 240 (2011).

[7] W. Barnes, A. Dereus and T. Ebbsen, Nature 424, 824 (2003).

[8] D. Gramotnev and S. Bozhevolnyi, Nature Photonics 4, 83 (2010).

[9] E. Ozbay, Science 311, 189 (2006).

[10] H. Lu, X. Liu, D. Mao and G. Wang, Optics Letters 37, 3780 (2012).

[11] X. Wu, J. Zhang, J. Chen, C. Zhao and Q. Gong, Refractive Index Sensor based on Surface-plasmon Interference, Optics Letters 34, 392 (2009).

[12] W. Chen, C. Jian-Jun, T. Wei-Hua and X. Jing-Hua, Chinese Physics Letters 29, 127304 (2012).

[13] M. E. Stewart, C. R. Anderton, L. B. Thompson, J. Maria, S. K. Gray, J. A. Rogers and R. G. Nuzzo, Chem. Rev. 108, 494 (2008).

[14] D.-J. Lee, H.-D. Yim, S.-G. Lee and B.-H. O, Optics Express 19, 19895 (2011).

[15] Z. Han, E. Forsberg and S. He, IEEE Photonics Technology Letters 19, 91 (2007).

[16] A.Y. Vorobyev and C. Guo, Applied Physics Letters 94, 224102 (2009).

[17] X.-S. Lin and X.-G. Huang, Optics Letters 33, 2874 (2008).

[18] J. Dionne, L. Sweatlock, H. Atwater and A. Polman, Plasmon Slot Waveguides: Towards Chip-scale Propagation with Subwavelength-scale Localization, Physical Review B 73, 035407 (2006).

[19] A. Dodabalapur, L. J. Rothberg, R. H. Jordan, T. M. Miller, R. E. Slusher and J. M. Phillips, Journal of Applied Physics 80, 6954 (1996).