Colorimetric Analysis on Flocculation of Bioinspired Au Self-Assembly for Biophotonic Application

Figure 2

(a) Schematic diagram [24, 26, 27], (b) typical absorption spectra, and (c) typical TEM images of bare Au, 24-base, 48-base, and 72-base DNA-linked gold nanoparticle assembly.

(a)

(b)

(c)