Site Model

laboratoire d'optique
et de magnétisme
optimag

Equipe Magnétisme

2022

D. Spenato, M. Dubreuil, D. Morineau, P. Giamarchi, D. Dekadkevi, J.-Ph. Jay, A. Fessant, S. Rivet and Y. Le Grand "Ta/NiO subwavelength bilayer for wide gamut, strong interference structural color", J. Phys. Commun. 6, 035002 (2022). DOI: 10.1088/2399-6528/ac59d0

2021

F. Legall, C. Morice, W. Jahjah, A. Bivic, N. Ryon, J. Richy, A.R.E. Prinsloo, C.J. Sheppard, A. Fessant, J.-Ph. Jay, D. Spenato, and D.T. Dekadjevi. "Magnetization Reversals of Fe81Ga19-Based Flexible Thin Films Under Multiaxial Mechanical Stress". Phys. Rev. Applied 15, 044028 – Published 19 April 2021. DOI: 10.1103/PhysRevApplied.15.044028

2020

W. Jahjah, J.-Ph. Jay, Y. Le Grand, A. Fessant, A.R.E. Prinsloo, C.J. Sheppard, D.T. Dekadjevi, D. Spenato. "Electrical Manipulation of Magnetic Anisotropy in a Fe81Ga19/Pb(Mg1/3Nb2/3)O3-Pb(ZrxTi1−x)O3 Magnetoelectric Multiferroic Composite". Phys. Rev. Applied 13, 034015 (2020). DOI:10.1103/PhysRevApplied.13.034015.

2019

O. Gladii, L. Frangou, G. Forestier, R. L. Seeger, S. Auffret, M. Rubio-Roy, R. Weil, A. Mougin, C. Gomez, W. Jahjah, J.-P. Jay, D. Dekadjevi, D. Spenato, S. Gambarelli, V. Baltz "Spin pumping as a generic probe for linear spin fluctuations: demonstration with ferromagnetic and antiferromagnetic orders, metallic and insulating electrical states" Appl. Phys. Express 12, 023001-05, 2019. DOI: 10.7567/1882-0786/aaf4b2

W. Jahjah, R. Manach, Y. Le Grand, A. Fessant, B. Warot-Fonrose, A.R.E. Prinsloo, C.J. Sheppard, D.T. Dekadjevi, D. Spenato, and J.-Ph. Jay "Thickness dependence of magnetization reversal and magnetostriction in FeGa thin films" Phys. Rev. Appl.  12, 024020, 2019 DOI: 10.1103/PhysRevApplied.12.024020

N. Ryon, J. Richy, C. J. Sheppard, A. R. E. Prinsloo, A. Fessant, J.-Ph. Jay, D. Spenato, and D. T. Dekadjevi "Thermal simulation of magnetization reversals for a size-distributed assembly of nanoparticles with uniaxial and cubic anisotropies", J. Appl. Phys. 126, 133901 (2019)  DOI:10.1063/1.5113765

2018

W. Jahjah, J.-Ph. Jay, Y. Le Grand, A. Fessant, J. Richy, C. Marcelot, B. Warot-Fonrose, A. R. E. Prinsloo, C. J. Sheppard, D. T. Dekadjevi, and D. Spenato. "Influence of mesoporous or parasitic BiFeO3 structural state on the magnetization reversal in multiferroic BiFeO3/Ni81Fe19polycrystalline bilayers" Journal of Applied Physics 124, 235309 (2018). DOI:10.1063/1.5049546

J. Richy, T. Hauguel, J. Ph. Jay, S. P. Pogossian, B. Warot-Fonrose, C. J. Sheppard, J. L. Snyman, A. M. Strydom, J. Ben Youssef, A. R. E. Prinsloo, D. Spenato, D.T. Dekadjevi. "Temperature dependence of exchange biased multiferroic BiFeO3/Ni81 Fe19 polycrystalline bilayer"J. Phys. D: Appl. Phys. 51 125308 DOI:10.1088/1361-6463/aab023

2016

J. Ben Youssef, J. Richy, N. Beaulieu, T. Hauguel, D. Dekadjevi, J.-Ph. Jay, D. Spenato, S.P. Pogossian. "FMR studies of exchange-coupled multiferroic polycrystalline Pt/BiFeO3/Ni81Fe19/Pt heterostructures." Journal of Physics D Applied Physics 49(37) June 2016. DOI:10.1088/0022-3727/49/37/375001

C. Le Graët, D. Spenato, N. Beaulieu, D.T. Dekadjevi, J-Ph. Jay, S.P. Pogossian, B. Warot-Fonrose, J. Ben Youssef. "Driving mechanism for damping and g factor in non-amorphous ferromagnetic CoFeZr ultrathin films". Eur. Phys. Lett. Volume 115, Number 1, July 2016. DOI: 10.1209/0295-5075/115/17002

J. Richy, J.-Ph. Jay, S.P. Pogossian, J. Ben Youssef, C. J. Sheppard, A. R. E. Prinsloo,D. Spenato, and D.T. Dekadjevi. "Thermal simulation of magnetization reversals for size-distributed assemblies of core–shell exchange biased nanoparticles". J. Appl. Phys, 120, 083905 (2016). DOI: 10.1063/1.4961324

2015

J. Ben Youssef, J. Richy, N. Beaulieu, T. Hauguel, D. Dekadjevi, J.-Ph. Jay, D. Spenato, S.P. Pogossian "Spin dynamic of exchange-coupled multiferroic polycrystalline Pt/BiFeO3 /Permalloy/Pt heterostructures"  Soumis à Phys. Rev. B.

2013

D. T. Dekadjevi, A. R. E. Prinsloo, E. Carleschi, J. Richy, C. Le Graet, S.P. Pogossian, J.-Ph Jay, D. Spenato, J. Ben Youssef, A. M. Strydom. "Driving the magnetization reversal below the blocking temperature in exchange biased NiFe/NiO". Journal of Applied Physics 114.9, p. 093904–093904–4 (2013)

2012

T. Hauguel, S.P. Pogossian, D.T. Dekadjevi, D. Spenato, J-Ph. Jay, J. Ben Youssef "Driving mechanism of exchange bias and magnetic anisotropy in multiferroic polycrystalline BiFeO3/permalloy bilayers" J. Appl. Phys. 112, 093904 (2012)

2011

T. Hauguel, S.P. Pogossian, D.T. Dekadjevi, D. Spenato, J.-Ph. Jay, M.V. Indenbom, J. Ben Youssef "Experimental evidence for exchange bias in polycrystalline BiFeO3/Ni81Fe19 thin films". J. Appl. Phys. 110, 073906 (2011)

D. T. Dekadjevi, T. Jaouen, D. Spenato, S.P. Pogossian, J. Ben Youssef "Experimental evidences and driving mechanisms for anisotropic misalignments in exchange coupled systems". Eur. Phys. J. B 80 1, 121-125 (2011)

2010

C. Le Graët, D. Spenato, S.P. Pogossian, D.T. Dekadjevi, J. Ben Youssef "Experimental evidence for an unidirectional Gilbert damping parameter"  Phys Rev B Rapid Com 82, 100415 (2010)

J. Ben Youssef, C. Le Graet, S.P. Pogossian, D. Spenato, D.T. Dekadjevi "Enhancement of magnetic coercivity in Fe/Mn and Co/Mn bilayers" Journal of Magnetism and Magnetic Materials, Volume 322, Issue 17, Pages 2593-2595 ( 2010)

J.-Ph. Jay, F. Le Berre, S.P. Pogossian, M.V. Indenbom "Direct and inverse measurement of thin films magnetostriction". Journal of Magnetism and Magnetic Materials 322, 2203–2214 (2010)

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