. Author manuscript; available in PMC: 2015 Mar 7.

Published in final edited form as: Phys Chem Chem Phys. 2014 Mar 7;16(9):3909–3913. doi: 10.1039/c3cp54503b

Table 1.

Details of systems considered in this study.

System	NP1 Charge	NP2 Charge	Interaction	Range of attraction
I	GS-AuNP −60e	GS-AuNP −60e	−25 kT	3.7 to 4 nm
II	PhS-AuNP 0e	PhS-AuNP 0e	−15 kT	2.7 to 4 nm
III	CyS-AuNP 0e	CyS-AuNP 0e	repulsive
IV	p-APhSAuNP +60e	p-APhSAuNP +60e	−12 kT	3 to 3.7 nm
V	p-APhSAuNP +60e	GS-AuNP −60e	repulsive