Figure 3.

Characterization of MNCs fabricated from three PMNPs. (a) The size and (b) T2 relaxivity (r2) of MNCs. (c) Representative images of MNC solutions in the cubic cell and solution MRIs (0.74 mM Fe).

Kim et al. Nanoscale Research Letters 2013 8:104   doi:10.1186/1556-276X-8-104
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