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. Author manuscript; available in PMC: 2016 Mar 23.
Published in final edited form as: Nanoscale. 2016 Mar 17;8(12):6577–6588. doi: 10.1039/c5nr07642k

Figure 9.

Figure 9

Snapshots obtained from the simulations showing the configuration of NP pairs at rc and rs. Ions at the NP/NP interfacial region shown as van der Waals spheres (gold atoms, light yellow; Na+, dark yellow; K+, gray; Cl−, green); all other atoms/ions and bonds indicated by dots and lines (C, green; N, blue; O, red; S, yellow).