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. Author manuscript; available in PMC: 2018 Feb 3.
Published in final edited form as: Adv Funct Mater. 2016 Dec 14;27(5):1604139. doi: 10.1002/adfm.201604139

Table 1.

Chemical, physical, and morphological properties of Au nanoparticles used in this study. CA = cystamine hydrochloride.

Diametera) [nm] Ligand shell compositionb) DLS [nm] ζ Potential [mV] Particle morphology/Surface chemical structures
5.5 ± 1.4 Citrate 9.1 ± 3.2 −30.5 ± 6.322 graphic file with name nihms919780t1.jpg
47.8 ± 6.1 Citrate 60.2 ± 8.3 −45.8 ± 1.969 graphic file with name nihms919780t2.jpg
104.2 ± 2.9 Citrate 101.5 ± 3.6 −36.5 ± 2.635 graphic file with name nihms919780t3.jpg
5.5 ± 1.4 Citrate + 0.5 m CA 10.8 ± 1.378 −10.3 ± 3.141 graphic file with name nihms919780t4.jpg
5.5 ± 1.4 Citrate + 1 m CA 12.6 ± 2.048 0.1 ± 3.901 graphic file with name nihms919780t5.jpg
a)

Estimated from TEM;

b)

Estimated from the applied molar ratio in the surface modification reaction.