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. Author manuscript; available in PMC: 2012 Dec 20.
Published in final edited form as: J Phys Chem C Nanomater Interfaces. 2011 Dec 20;115(50):24437–24453. doi: 10.1021/jp207821t

Figure 1.

Figure 1

NCA fabrication. (A) Fabrication flow chart for NCAs (B) Au NPs used for NCA assembly are functionalized with a monolayer of short PEG molecules. (C) Overview SEM image of a resulting NCA and magnified images of NCAs assembled with (D) 40nm, (E) 60nm, and (F) 80nm Au NPs. Adapted with permissions from refs.70,71. Copyright 2010 Wiley-VCH Verlag GmbH & Co. KGaA (ref70) and Copyright 2009 American Chemical Society (ref71).