Hamid Kachkachi
Hamid Kachkachi
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Surface-related properties of γ-Fe2O3 nanoparticles
E Tronc, A Ezzir, R Cherkaoui, C Chanéac, M Noguès, H Kachkachi, ...
Journal of Magnetism and Magnetic Materials 221 (1-2), 63-79, 2000
Surface contribution to the anisotropy of magnetic nanoparticles
DA Garanin, H Kachkachi
Physical review letters 90 (6), 065504, 2003
Generalized Ginzburg-Landau theory for nonuniform FFLO superconductors
AI Buzdin, H Kachkachi
Physics Letters A 225 (4-6), 341-348, 1997
Surface effects in nanoparticles: application to maghemite-Fe O
H Kachkachi, A Ezzir, M Nogues, E Tronc
The European Physical Journal B 14, 681-689, 2000
Effective anisotropies and energy barriers of magnetic nanoparticles with Néel surface anisotropy
R Yanes, O Chubykalo-Fesenko, H Kachkachi, DA Garanin, R Evans, ...
Physical review B 76 (6), 064416, 2007
From pure superparamagnetism to glass collective state in γ-Fe2O3 nanoparticle assemblies
JL Dormann, D Fiorani, R Cherkaoui, E Tronc, F Lucari, F d'Orazio, ...
Journal of magnetism and magnetic materials 203 (1-3), 23-27, 1999
Hysteretic properties of a magnetic particle with strong surface anisotropy
H Kachkachi, M Dimian
Physical Review B 66 (17), 174419, 2002
Multiscale modeling of magnetic materials: Temperature dependence of the exchange stiffness
U Atxitia, D Hinzke, O Chubykalo-Fesenko, U Nowak, H Kachkachi, ...
Physical Review B 82 (13), 134440, 2010
Surface-induced cubic anisotropy in nanomagnets
H Kachkachi, E Bonet
Physical Review B 73 (22), 224402, 2006
Finite-size versus surface effects in nanoparticles
H Kachkachi, M Nogues, E Tronc, DA Garanin
Journal of magnetism and magnetic materials 221 (1-2), 158-163, 2000
Effects of dipolar interactions on the zero-field-cooled magnetization of a nanoparticle assembly
M Azeggagh, H Kachkachi
Physical Review B 75 (17), 174410, 2007
Field dependence of the temperature at the peak of the zero-field-cooled magnetization
H Kachkachi, WT Coffey, DSF Crothers, A Ezzir, EC Kennedy, M Nogues, ...
Journal of Physics: Condensed Matter 12 (13), 3077, 2000
Surface anisotropy in nanomagnets: transverse or Néel?
H Kachkachi, H Mahboub
Journal of magnetism and magnetic materials 278 (3), 334-341, 2004
Effects of spin non-collinearities in magnetic nanoparticles
H Kachkachi
Journal of magnetism and magnetic materials 316 (2), 248-254, 2007
Boundary and finite-size effects in small magnetic systems
H Kachkachi, DA Garanin
Physica A: Statistical Mechanics and its Applications 300 (3-4), 487-504, 2001
Magnetization reversal via internal spin waves in magnetic nanoparticles
DA Garanin, H Kachkachi
Physical Review B 80 (1), 014420, 2009
Effect of surface anisotropy on the hysteretic properties of a magnetic particle
M Dimian, H Kachkachi
Journal of applied physics 91 (10), 7625-7627, 2002
Optimal switching of a nanomagnet assisted by microwaves
N Barros, M Rassam, H Jirari, H Kachkachi
Physical Review B 83 (14), 144418, 2011
Interplay between surface anisotropy and dipolar interactions in an assembly of nanomagnets
Z Sabsabi, F Vernay, O Iglesias, H Kachkachi
Physical Review B 88 (10), 104424, 2013
Magnetization of nanomagnet assemblies: Effects of anisotropy and dipolar interactions
H Kachkachi, M Azeggagh
The European Physical Journal B-Condensed Matter and Complex Systems 44, 299-308, 2005
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