Superspin glass originating from dipolar interaction with controlled interparticle distance among γ -Fe2O3 nanoparticles with silica shells.
Kosuke Hiroi, Katsuyoshi Komatsu, and Tetsuya Sato
Phys. Rev. B 83, 224424 (2011)
See also the article:
Do 8 nm Co Nanocrystals in Long-Range-Ordered Face-Centered Cubic (fcc) Supracrystals Show Superspin Glass Behavior?
Dinah Parker, Isabelle Lisiecki, and M. P. Pileni
J. Phys. Chem. Lett. 1, 1139 (2010)
Both are related to the older article:
Spin-glass behavior in an interacting γ-Fe2O3 nanoparticle system.
D. Parker, V. Dupuis, F. Ladieu, J.-P. Bouchaud, E. Dubois, R. Perzynski, and E. Vincent
Phys. Rev. B. 77, 104428 (2008)
Kosuke Hiroi, Katsuyoshi Komatsu, and Tetsuya Sato
Phys. Rev. B 83, 224424 (2011)
 |
| Temperature-dependent magnetization of the samples L12, L14, L18, and L34 under ZFC and FC conditions. All curves are normalized by the value in Tpeak in the ZFC condition. |
See also the article:
Do 8 nm Co Nanocrystals in Long-Range-Ordered Face-Centered Cubic (fcc) Supracrystals Show Superspin Glass Behavior?
Dinah Parker, Isabelle Lisiecki, and M. P. Pileni
J. Phys. Chem. Lett. 1, 1139 (2010)
Both are related to the older article:
Spin-glass behavior in an interacting γ-Fe2O3 nanoparticle system.
D. Parker, V. Dupuis, F. Ladieu, J.-P. Bouchaud, E. Dubois, R. Perzynski, and E. Vincent
Phys. Rev. B. 77, 104428 (2008)
 |
| FC, ZFC, and ac susceptibility vs. temperature of γ-Fe2O3, 35% in H2O. Top: FC and ZFC susceptibility and the real component of the ac susceptibility measured at various frequencies. Bottom: the imag. component of the ac susceptibility measured at various frequencies. |
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