544 citations · 2.8k across the 36 of their papers we have counts for
37 papers
Degenerate and non-degenerate parametric excitation in YIG nanostructures
Hugo Merbouche, Ping Che, Titiksha Srivastava +10
We study experimentally the processes of parametric excitation in microscopic magnetically saturated disks of nanometer-thick Yttrium Iron Garnet. We show that, depending on the re…
Inducing or suppressing the anisotropy in multilayers based on CoFeB
R. L. Seeger, F. Millo, A. Mouhoub +3
Controlling the uniaxial magnetic anisotropy is of practical interest to a wide variety of applications. We study CoFeB single films grown on various crystalli…
Reversal of coupled vortices in advanced spintronics: A mechanistic study
A. Hamadeh, A. Koujok, S. Perna +7
This study conducts a comprehensive investigation into the reversal mechanism of magnetic vortex cores in a nanopillar system composed of two coupled ferromagnetic dots under zero…
Optimizing the magnon-phonon cooperativity in planar geometries
K. An, C. Kim, K. -W. Moon +7
Optimizing the cooperativity between two distinct particles is an important feature of quantum information processing. Of particular interest is the coupling between spin and phono…
Complete identification of spin-wave eigenmodes excited by parametric pumping in YIG microdisks
Titiksha Srivastava, Hugo Merbouche, Igor Ngouagnia Yemeli +15
We present the parametric excitation of spin-wave modes in YIG micro-disks via parallel pumping. Their spectroscopy is performed using magnetic resonance force microscopy (MRFM), w…
Non-local magnon transconductance in extended magnetic insulating films.\\ Part I: spin diode effect
Ryuhei Kohno, Kyongmo An, Eric Clot +14
This review provides a comprehensive study of the nonlinear transport properties of magnons, which are electrically emitted or absorbed inside extended YIG films by spin transfer e…
Non-local magnon transconductance in extended magnetic insulating films.\\Part II: two-fluid behavior
Ryuhei Kohno, Kyongmo An, Eric Clot +14
This review presents a comprehensive study of the spatial dispersion of propagating magnons electrically emitted in extended yttrium-iron garnet (YIG) films by the spin transfer ef…
Resonant dynamics of skyrmion lattices in thin film multilayers: Localised modes and spin wave emission
Titiksha Srivastava, Yanis Sassi, Fernando Ajejas +9
The spectral signatures of magnetic skyrmions under microwave field excitation are of fundamental interest and can be an asset for high frequency applications. These topological so…
Bright and dark states of two distant macrospins strongly coupled by phonons
Kyongmo An, Ryuhei Kohno, Artem N. Litvinenko +10
We study the collective dynamics of two distant magnets coherently coupled by acoustic phonons that are transmitted through an intercalated crystal. By tuning the ferromagnetic res…
Short-range Thermal Magnon Diffusion in Magnetic Garnet
Kyongmo An, Ryuhei Kohno, Nicolas Thiery +8
Using the spin Seebeck effect (SSE), we study the propagation distance of thermal spin currents inside a magnetic insulator thin film in the short-range regime. We disambiguate spi…
Electrical properties of single crystal Yttrium Iron Garnet ultra-thin films at high temperatures
Nicolas Thiery, Vladimir V. Naletov, Laurent Vila +11
We report a study on the electrical properties of 19 nm thick Yttrium Iron Garnet (YIG) films grown by liquid phase epitaxy. The electrical conductivity and Hall coefficient are me…
Spin conductance of YIG thin films driven from thermal to subthermal magnons regime by large spin-orbit torque
Nicolas Thiery, Antoine Draveny, Vladimir V. Naletov +14
We report a study on spin conductance in ultra-thin films of Yttrium Iron Garnet (YIG), where spin transport is provided by propagating spin waves, that are generated and detected…
Probing phase coupling between two spin-torque nano-oscillators with external source
Yi Li, Xavier de Milly, Flavio Abreu Araujo +4
Phase coupling between auto-oscillators is central for achieving coherent responses such as synchronization. Here we present an experimental approach to probe it in the case of two…
Magnetization oscillations and waves driven by pure spin currents
V. E. Demidov, S. Urazhdin, G. de Loubens +4
Recent advances in the studies of pure spin currents - flows of angular momentum (spin) not accompanied by the electric currents - have opened new horizons for the emerging technol…
Ultra-fast perpendicular Spin Orbit Torque MRAM
Murat Cubukcu, Olivier Boulle, Nikolaï Mikuszeit +14
We demonstrate ultra-fast (down to 400 ps) bipolar magnetization switching of a three-terminal perpendicular Ta/FeCoB/MgO/FeCoB magnetic tunnel junction. The critical current densi…
Efficient Synchronization of Dipolarly Coupled Vortex-Based Spin Transfer Nano-Oscillators
N. Locatelli, A. Hamadeh, F. Abreu Araujo +10
Due to their nonlinear properties, spin transfer nano-oscillators can easily adapt their frequency to external stimuli. This makes them interesting model systems to study the effec…
Spin torque resonant vortex core expulsion for an efficient radio-frequency detection scheme
A. S. Jenkins, R. Lebrun, E. Grimaldi +9
Spin-polarised radio-frequency currents, whose frequency is equal to that of the gyrotropic mode, will cause an excitation of the core of a magnetic vortex confined in a magnetic t…
Generation of coherent spin-wave modes in Yttrium Iron Garnet microdiscs by spin-orbit torque
Martin Collet, Xavier De Milly, Olivier D'Allivy-Kelly +11
Spin-orbit effects [1-4] have the potential of radically changing the field of spintronics by allowing transfer of spin angular momentum to a whole new class of materials. In a sem…
Improved spectral stability in spin transfer nano-oscillators: single vortex versus coupled vortices dynamics
Nicolas Locatelli, Romain Lebrun, Vladimir V. Naletov +5
We perform a comparative study of spin transfer induced excitation of the gyrotropic motion of a vortex core with either uniform or vortex spin polarizers. The microwave output vol…
Electronic control of the spin-wave damping in a magnetic insulator
A. Hamadeh, O. d Allivy Kelly, C. Hahn +12
It is demonstrated that the decay time of spin-wave modes existing in a magnetic insulator can be reduced or enhanced by injecting an in-plane dc current, , in an adja…
Mechanical magnetometry of Cobalt nanospheres deposited by focused electron beam at the tip of ultra-soft cantilevers
Hugo Lavenant, Vladimir V. Naletov, Olivier Klein +3
Using focused-electron-beam-induced deposition, Cobalt magnetic nanospheres with diameter ranging between 100 nm and 300 nm are grown at the tip of ultra-soft cantilevers. By monit…
Reply to the comment on "Detection of Microwave Spin Pumping Using the Inverse Spin Hall Effect"
Christian Hahn, Gregoire de Loubens, Michel Viret +3
A reply to the Comment arXiv:1401.6407 on Phys. Rev. Lett. 111, 217204 (2013), "Detection of Microwave Spin Pumping Using the Inverse Spin Hall Effect"
Measurement of the intrinsic damping constant in individual nanodisks of YIG and YIG{\textbar}Pt
Christian Hahn, Vladimir Naletov, Gregoire de Loubens +9
We report on an experimental study on the spin-waves relaxation rate in two series of nanodisks of diameter 300, 500 and 700~nm, patterned out of two systems: a 20~nm thick ytt…
Perfect and robust phase-locking of a spin transfer vortex nano-oscillator to an external microwave source
A. Hamadeh, Nicolas Locatelli, V. V. Naletov +5
We study the synchronization of the auto-oscillation signal generated by the spin transfer driven dynamics of two coupled vortices in a spin-valve nanopillar to an external source.…