Magnetic nanoparticles with bulklike properties
Xavier Batlle, N. Pérez, P. Guardia, O. Iglesias, A. Labarta, F. Bartolomé, L. M. García, J. Bartolomé, A. G. Roca, M. P. Morales, and C. J. Serna
J. Appl. Phys. 109, 07B524 (2011). |
| Magnetization curves at 5 K for Fe3−xO4 NPs about 5 nm in size obtained by thermal decomposition (dashed lines) or coprecipitation (solid lines). The closures of the hysteresis loops are indicated by vertical arrows. Inset: detail of the curves for magnetic fields below 6 kOe. |
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