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. Author manuscript; available in PMC: 2011 Apr 28.
Published in final edited form as: J Am Chem Soc. 2010 Apr 28;132(16):5540–5541. doi: 10.1021/ja9096237

Figure1.

Figure1

a) A confocal scanning fluorescence image of Cy5-ss-DNA deposited on glass coverslip. b) A scanning fluorescence image of Au/Cy5-ssDNA adsorbed on APS-modified glass coverslip. c) Fluorescence time trace of Cy5 shown in Fig. 1a. d) Fluorescence time trace of Au/Cy5 shown in Fig. 1b. e) Fluorescence decay of Cy5 derived from Fig. 1c. f) Fluorescence decay of Au/Cy5 derived from Fig. 1d. Excitation intensity: 100nW. Excitation wavelength: 633nm, emission was collected through a 685/35 bandpass filter (Supporting information).