Figure 1.

Characterizations of magnetic nanoclusters (MNCs). A: TEM images of MNCs of different sizes. B: XRD pattern of MNCs. C: Magnetic hysteresis loops of MNCs at 300 K. Inset: Magnification of hysteresis curves for distinguishing the differences of saturation magnetizations of different MNCs.

Li et al. Nanoscale Research Letters 2012 7:204   doi:10.1186/1556-276X-7-204
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