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Supporting information may be found in the online version of this article.

FilenameFormatSizeDescription
jrs_4155_sm_figure_s1.tifTIFF image139KFigure S1. Top: SERS/SERDS spectra of 400 nM pyrene on fresh and reused DMCX-functionalized gold colloid film; Bottom: Raman spectra of blank fresh and reused DMCX-functionalized gold colloid film; the black ones are the first time detection and the red ones are the second detection. The laser power is 12 mW and the integration time is 15 s.

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