[2] [2] Liang F H, Jin D H, Ma P Y, et al. Rapid Determination of Rhodamine B in Chili Powder by Surface-Enhanced Raman Spectroscopy［J］. Analytical Letters, 2015, 48(12): 1918-1929.

[3] [3] Lu Q G, Gao W, DuJ J, et al. Discovery of Environmental Rhoda-mine B Contamination in Paprika during the Vegetation Process［J］. Agric Food Chem, 2012, 6(19): 4773-4778.

[4] [4] Liu Z G, Yu S H, Xu S P, et al. Ultrasensitive Detection of Capsaicin in Oil for Fast Identifification of Illegal Cooking Oil by SERS［J］. ACS Omega, 2017, 2: 8401-8406.

[8] [8] Rajalakshmi S, Pitchaimuthu S, Kannan N, et al. Enhanced photocatalytic activity of metal oxides/β-cyclodextrin nanocomposites for decoloration ofrhodamine B dye under solar light irradiation［J］. Applied Water Science, 2017, 7(1): 115-127.

[9] [9] Lou X Y, Guo Y G, Xiao D X, et al. Rapid dye degradation with reactive oxidants generated by chloride-induced peroxymonosulfate activation［J］. Environmental Science & Pollution Research International, 2013, 20(9): 6317-6323.

[10] [10] Kneipp J, Kneipp H, Kneipp K. SERS-a single-molecule and nanoscale tool for bioanalytics［J］. Chemical Society Reviews, 2008, 37(5): 1052-1060.

[11] [11] Kneipp K, Wang Y, Kneipp H, et al. Single molecule detection using surface-enhanced Raman scattering(SERS)［J］. Physical Review Letters, 1997, 78(9): 1667-1670.

[14] [14] Noh M S, Jun B H, Kim S, et al. Magnetic surface-enhanced Raman spectroscopic (M-SERS) dots for the identification of bronchioalveolar stem cells in normal and lung cancer mice［J］. Biomaterials, 2009, 30(23): 3915-3925.

[15] [15] Yamamoto Y S, Ozaki Y, Itoh T. Recent progress and frontiers in the electromagnetic mechanism of surface-enhanced Raman scattering［J］. Journal of Photochemistry & Photobiology, C: Photochemistry Reviews, 2014, 21: 81-104.

[16] [16] Sinha G, Depero L E, Alessandri I. Recyclable SERS Substrates Based on Au-Coated ZnO Nanorods［J］. ACS Applied Materials & Interfaces, 2011, 3(7): 2557-2563.

[17] [17] Liu L, Yang H, Ren X, et al. Au-ZnO hybrid nanoparticles exhibiting strong charge-transfer-induced SERS for recyclable SERS-active substrates［J］. Nanoscale, 2015, 7(12): 5147-5151.