[1] Halvorson R A, Vikesland P J. Environmental Science & Technology, 2010, 44(20): 7749.

[2] Golightly R S, Doering W E, Natan M J. ACS Nano, 2009, 3(10): 2859.

[3] Guerrini L, Sanchez-Cortes S, Cruz V L, et al. Journal of Raman Spectroscopy, 2011, 42(5): 980.

[4] Rule K L, Vikesland P J. Environmental Science & Technology, 2009, 43(4): 1147.

[6] Liu Bianhua, Han Guangmei, Zhang Zhongping, et al. Analytical Chemistry, 2012, 84(1): 255.

[7] Jensen L, Aikens C M, Schatz G C. Chemical Society Reviews, 2008, 37(5): 1061.

[8] Otto A. Journal of Raman Spectroscopy, 2005, 36(6-7): 497.

[9] Abalde-Cela S, Aldeanueva-Potel P, Mateo-Mateo C, et al. Journal of the Royal Society Interface, 2010, 7(Suppl 4): 435.

[10] Fleischmann M, Hendra P J, McQuillan A J. Chemical Physics Letters, 1974, 26(2): 163.

[11] Jeanmaire D L, Van Duyne R P. Journal of Electroanalytical Chemistry and Interfacial Electrochemistry, 1977, 84(1): 1.

[12] Li Jianfeng, Huang Yifan, Ding Yong, et al. Nature, 2010, 464: 392.

[13] Chon H, Lim C, Ha S M, et al. Analytical Chemistry, 2010, 82(12): 5290.

[14] Leopold N, Lendl B. Journal of Physical Chemistry B, 2003, 107(24): 5723.

[15] Tang Huirong, Li Qingqing, Ren Yulan, et al. Chinese Chemical Letters, 2011, 22(12): 1477.

[16] Baldwin J A, Vlcková B, Andrews M P, et al. Langmuir, 1997, 13(14): 3744.

[17] Tessier P M, Velev O D, Kalambur A T, et al. Journal of the American Chemical Society, 2000, 122(39): 9554.

[18] Lu L, Randjelovic I, Capek R, et al. Chemistry of Materials, 2005, 17(23): 5731.

[19] Zhang Jiatao, Li Xiaolin, Sun Xiaoming, et al. Journal of Chemical Physics, 2005, 109(25): 12544.