Shape-Controlled Generation of Gold Nanoparticles Assisted by Dual-Molecules: The Development of Hydrogen Peroxide and Oxidase-Based Biosensors

Figure 3

H₂O₂ (0–400 μM) reduction of GNPs over time: (A) 0 μM, (B) 5 μM, (C) 12.5 μM, (D) 25 μM, (E) 50 μM, (F) 100 μM, (G) 200 μM, and (H) 400 μM H₂O₂.

(a)

(b)