Research Article

Understanding the Formation of the Self-Assembly of Colloidal Copper Nanoparticles by Surfactant: A Molecular Velcro

Figure 3

SEM images of the ccNPs without CTAB surfactant. (a) This condition produced structures with irregular shape and further enlarged picture (b) shows structures formed by clusters of NPs.
802174.fig.003a
(a)
802174.fig.003b
(b)