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Hamid Kachkachi

15
Documents
Identifiants chercheurs

Présentation

**Scientific interests** ======================== **In general, I am mostly interested in the study of elementary excitations and particles (electrons, magnons, phonons, photons, plasmons, etc.), their interactions and their role in the onset of collective and macroscopic states that underpin the observed phenomena.** **My present focus is on electrodynamics of hybrid nanostructures and the study of efficient channels for energy absorption, conversion and transfer.** **Position held & Institution** =================================== Professeur des universités (Theoretical Physics) Systèmes et Structures Nanométriques : propriétés optiques, électroniques et magnétiques (S2N-POEM) Laboratoire PROMES - CNRS UPR8521 Universite de Perpignan Via Domitia (UPVD) Rambla de la Thermodynamique - Tecnosud 66100 Perpignan, France
Scientific interests ==================== **In general, I am mostly interested in the study of elementary excitations and particles (electrons, magnons, phonons, photons, plasmons, etc.), their interactions and their role in the onset of collective and macroscopic states that underpin the observed phenomena.** **My present focus is on electrodynamics of hybrid nanostructures and the study of efficient channels for energy absorption, conversion and transfer.** Position held & Institution =============================== Professeur des universités (Theoretical Physics) Systèmes et Structures Nanométriques : propriétés optiques, électroniques et magnétiques (S2N-POEM) Laboratoire PROMES - CNRS UPR8521 Universite de Perpignan Via Domitia (UPVD) Rambla de la Thermodynamique - Tecnosud 66100 Perpignan, France Tel: 33/0 4 68 68 27 28 Fax: 33/0 4 68 68 22 13

Publications

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Specific absorption rate of magnetic nanoparticles: Nonlinear AC susceptibility

J-L Déjardin , F Vernay , H Kachkachi
Journal of Applied Physics, 2020, 128, pp.143901. ⟨10.1063/5.0018685⟩
Article dans une revue hal-03461028v1

Magnetization nutation induced by surface effects in nanomagnets

F. Vernay , H. Kachkachi , Roland Bastardis
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2018, 98 (16), ⟨10.1103/PhysRevB.98.165444⟩
Article dans une revue hal-02081065v1

Ferromagnetic resonance of a two-dimensional array of nanomagnets: Effects of surface anisotropy and dipolar interactions

J.-L. Déjardin , A. Franco , F. Vernay , H. Kachkachi
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2018, 97 (22), pp.2060 - 2067. ⟨10.1103/PhysRevB.97.224407⟩
Article dans une revue hal-01904365v1
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Effect of dipolar interactions and DC magnetic field on the specific absorption rate of an array of magnetic nanoparticles

J-L Déjardin , F Vernay , M Respaud , H Kachkachi
Journal of Applied Physics, 2017, 121, ⟨10.1063/1.4984013⟩
Article dans une revue hal-03461047v2

Surface effects on ferromagnetic resonance in magnetic nanocubes

R Bastardis , F. Vernay , D-A Garanin , H. Kachkachi
Journal of Physics: Condensed Matter, 2017, 29 (2), ⟨10.1088/0953-8984/29/2/025801⟩
Article dans une revue hal-01905330v1
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Plasmon-enhanced diffraction in nanoparticle gratings fabricated by in situ photo-reduction of gold chloride doped polymer thin films by laser interference patterning

E. Nadal , Noémi Barros , H. Glénat , J. Laverdant , D. Schmool
Journal of Materials Chemistry C, 2017, 5 (14), pp.3553-3560. ⟨10.1039/C7TC00061H⟩
Article dans une revue hal-02369460v1
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AC susceptibility of an assembly of nanomagnets: combined effects of surface anisotropy and dipolar interactions

F. Vernay , Z. Sabsabi , H. Kachkachi
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2014, 90 (9), ⟨10.1103/PhysRevB.90.094416⟩
Article dans une revue hal-01223239v1

Ferromagnetic resonance of a magnetic dimer with dipolar coupling

A. F. Franco , J. L. Déjardin , H. Kachkachi
Journal of Applied Physics, 2014, 116 (24), pp.243905. ⟨10.1063/1.4904750⟩
Article dans une revue hal-01178167v1

Magnetic anisotropies in ultrathin bismuth iron garnet films

Elena Popova , Andres Felipe Franco Galeano , Marwan Deb , Bénédicte Warot-Fonrose , Hamid Kachkachi
Journal of Magnetism and Magnetic Materials, 2013, 335, pp.139-143. ⟨10.1016/j.jmmm.2013.02.003⟩
Article dans une revue hal-01236757v1

Magnetization dynamics of two interacting spins in an external magnetic field

S. V. Titov , H. Kachkachi , Yu. P. Kalmykov , W. T. Coffey
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2005, 72, pp.134425
Article dans une revue hal-00022946v1

Universal phase diagram for transitions to non-uniform states with one-component order parameter

Alexandre I. Buzdin , H. Kachkachi , Y. Meurdesoif
Physics Letters A, 1998, 237 (4-5), pp.276-282. ⟨10.1016/s0375-9601(97)00863-3⟩
Article dans une revue hal-01565337v1

Generalized Ginzburg-Landau theory for nonuniform FFLO superconductors

Alexandre I. Buzdin , H. Kachkachi
Physics Letters A, 1997, 225 (4-6), pp.341-348. ⟨10.1016/s0375-9601(96)00894-8⟩
Article dans une revue hal-01565339v1

INDUCED POLYAKOV SUPERGRAVITY ON RIEMANN SURFACES OF HIGHER-GENUS

J. P. Ader , H. Kachkachi
Classical and Quantum Gravity, 1994, 11 (4), pp.767-784. ⟨10.1088/0264-9381/11/4/004⟩
Article dans une revue hal-01566205v1

THE POLYAKOV ACTION ON THE SUPERTORUS

J. P. Ader , H. Kachkachi
Classical and Quantum Gravity, 1993, 10 (3), pp.417-427. ⟨10.1088/0264-9381/10/3/003⟩
Article dans une revue hal-01566206v1