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. Author manuscript; available in PMC: 2013 Nov 27.
Published in final edited form as: ACS Nano. 2012 Oct 29;6(11):9416–9424. doi: 10.1021/nn304160p

Table 1.

Physical and magnetic properties of DNCs

Size (nm) relaxivity (r1, mM-1s1) Zeta potential* (ζ, mV)
59 11.7 -9.5
91 18.4 -13.4
142 22.4 -5.4
*

Zeta potential describes the electrokinetic potential in colloidal systems, which does not necessarily correlate with particle size.