Roland Bastardis

21
Documents

Publications

Publications

Plasmon-plasmon interaction in nanoparticle assemblies: role of the dipole-quadrupole coupling

Olivier Masset , Roland Bastardis , François Vernay
Journal of Physics: Condensed Matter, 2025, ⟨10.1088/1361-648X/ae06e5⟩
Article dans une revue hal-05288154 v1

Low-frequency signature of magnetization nutation in nanomagnets

M. Adams , R. Bastardis , A. Michels , H. Kachkachi
Physical Review B, 2024, 110 (5), pp.054415. ⟨10.1103/PhysRevB.110.054415⟩
Article dans une revue hal-04842173 v1
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Surface-Induced Reduction of the Switching Field in Nanomagnets

R. Bastardis , H. Kachkachi
Journal of Magnetism and Magnetic Materials, 2022, 553, pp.168966. ⟨10.1016/j.jmmm.2021.168966⟩
Article dans une revue hal-04751024 v1

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-02081065 v1
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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-01905330 v1
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Ferromagnetic resonance of magnetostatically coupled shifted chains of nanoparticles in an oblique magnetic field

R. Bastardis , J-L Déjardin , F. Vernay , H. Kachkachi
Journal of Applied Physics, 2016, 119 (17), pp.174302. ⟨10.1063/1.4948570⟩
Article dans une revue hal-05252098 v1

Electrically switchable magnetic molecules: inducing a magnetic coupling by means of an external electric field in a mixed-valence polyoxovanadate cluster.

Salvador Cardona-Serra , Juan M Clemente-Juan , Eugenio Coronado , Alejandro Gaita-Ariño , Nicolas Suaud et al.
Chemistry - A European Journal, 2015, 21 (2), pp.763-9. ⟨10.1002/chem.201404055⟩
Article dans une revue istex hal-01107361 v1
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Physical analysis of the through-ligand long-distance magnetic coupling: spin-polarization versus Anderson mechanism

Thibaut Térencio , Roland Bastardis , Nicolas Suaud , Daniel Maynau , Jacques Bonvoisin et al.
Physical Chemistry Chemical Physics, 2011, 13 (26), pp.12314-12320. ⟨10.1039/c1cp20179d⟩
Article dans une revue hal-00864023 v1

Possible use of DFT approaches for the determination of double exchange interactions

Corentin Boilleau , Nicolas Suaud , Roland Bastardis , Nathalie Guihéry , Jean-Paul Malrieu
Theoretical Chemistry Accounts: Theory, Computation, and Modeling, 2010, 126 (3-4), pp.231-241. ⟨10.1007/s00214-009-0671-4⟩
Article dans une revue istex hal-00863079 v1

Rigorous Extraction of the Anisotropic Multispin Hamiltonian in Bimetallic Complexes from the Exact Electronic Hamiltonian

Rémi Maurice , Nathalie Guihéry , Roland Bastardis , Cohen de Graaf
Journal of Chemical Theory and Computation, 2010, 6 (1), pp.55-65. ⟨10.1021/ct900473u⟩
Article dans une revue hal-00863055 v1

Universal Theoretical Approach to Extract Anisotropic Spin Hamiltonians

Rémi Maurice , Roland Bastardis , Cohen de Graaf , Nicolas Suaud , Talal Mallah et al.
Journal of Chemical Theory and Computation, 2009, 5 (11), pp.2977-2984. ⟨10.1021/ct900326e⟩
Article dans une revue hal-00862784 v1

Is it possible to determine rigorous magnetic Hamiltonians in spin s = 1 systems from density functional theory calculations?

Pierre Labeguerie , Corentin Boilleau , Roland Bastardis , Nicolas Suaud , Nathalie Guihéry et al.
The Journal of Chemical Physics, 2008, 129 (15), pp.154110. ⟨10.1063/1.2993263⟩
Article dans une revue hal-00907036 v1

Isotropic non-Heisenberg terms in the magnetic coupling of transition metal complexes

Roland Bastardis , Nathalie Guihéry , Cohen de Graaf
The Journal of Chemical Physics, 2008, 129 (10), pp.104102. ⟨10.1063/1.2975336⟩
Article dans une revue hal-00951624 v1

Ab initio study of the CE magnetic phase in half-doped manganites: Purely magnetic versus double exchange description

Roland Bastardis , Coen de Graaf , Nathalie Guihéry
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2008, 77 (5), pp.054426. ⟨10.1103/PhysRevB.77.054426⟩
Article dans une revue hal-00952607 v1

Relation between double exchange and Heisenberg model spectra: Application to the half-doped manganites

Roland Bastardis , Nathalie Guihéry , Nicolas Suaud
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2007, 75, pp.132403. ⟨10.1103/PHYSREVB.75.132403⟩
Article dans une revue hal-00907101 v1

Microscopic origin of isotropic non-Heisenberg behavior in S=1 magnetic systems

Roland Bastardis , Nathalie Guihéry , Coen de Graaf
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2007, 76 (13), pp.132412. ⟨10.1103/PhysRevB.76.132412⟩
Article dans une revue hal-00971757 v1

Competition between double exchange and purely magnetic Heisenberg models in mixed valence systems: application to half-doped manganites.

Roland Bastardis , Nathalie Guihéry , Nicolas Suaud , Coen de Graaf
The Journal of Chemical Physics, 2006, 125 (19), pp.194708. ⟨10.1063/1.2375119⟩
Article dans une revue hal-00907038 v1

Magnetization dynamics and thermal transport in heterogeneous nanosystems: application to magnetic hyerthermia

R Bastardis , F Vernay , H. Kachkachi
International Conference on Fine Magnetic Particles, Elin Winkler and Roberto Zysler, Oct 2025, Bariloche (Argentine), Argentina
Communication dans un congrès hal-05162196 v1

Theoretical investigation of a 1D plasmonic chain of nanoparticles: beyond the point dipole approximation

Olivier Masset , Roland Bastardis , François Vernay
APS Global Physics Summit, American Physical Society, Mar 2025, Anaheim (CA), United States
Communication dans un congrès hal-05248577 v1

Dressed dipole model for a 1D chain of spherical metallic nanoparticles

Olivier Masset , François Vernay , Roland Bastardis
Journée de la Matière Condensée 2024 (JMC2024), Société Française de Physique; Aix-Marseille Université, Oct 2024, Marseille (13), France
Communication dans un congrès hal-04768914 v1