Search Results - "Ben Youssef, J."
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Long-distance transport of magnon spin information in a magnetic insulator at room temperature
Published in Nature physics (01-12-2015)“…Although electron motion is prohibited in magnetic insulators, the electron spin can be transported by magnons. Such magnons, generated and detected using…”
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2
Observation of the spin Peltier effect for magnetic insulators
Published in Physical review letters (07-07-2014)“…We report the observation of the spin Peltier effect (SPE) in the ferrimagnetic insulator yttrium iron garnet (YIG), i.e., a heat current generated by a spin…”
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3
Comparative measurements of inverse spin Hall effects and magnetoresistance in YIG/Pt and YIG/Ta
Published in Physical review. B, Condensed matter and materials physics (13-05-2013)“…We report on a comparative study of spin Hall related effects and magnetoresistance in YIGPt and YIGTa bilayers. These combined measurements allow to estimate…”
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4
Generation of coherent spin-wave modes in yttrium iron garnet microdiscs by spin–orbit torque
Published in Nature communications (27-01-2016)“…In recent years, spin–orbit effects have been widely used to produce and detect spin currents in spintronic devices. The peculiar symmetry of the spin Hall…”
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5
Detection of microwave spin pumping using the inverse spin Hall effect
Published in Physical review letters (21-11-2013)“…We report on the electrical detection of the dynamical part of the spin-pumping current emitted during ferromagnetic resonance using inverse spin Hall effect…”
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6
Criteria for accurate determination of the magnon relaxation length from the nonlocal spin Seebeck effect
Published in Physical review. B, Condensed matter and materials physics (22-11-2017)Get full text
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7
Platinum thickness dependence of the inverse spin-Hall voltage from spin pumping in a hybrid yttrium iron garnet/platinum system
Published in Applied physics letters (24-09-2012)“…We show the experimental observation of the platinum thickness dependence in a hybrid yttrium iron garnet/platinum system of the inverse spin-Hall effect from…”
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8
Giant nonlinear self-phase modulation of large-amplitude spin waves in microscopic YIG waveguides
Published in Scientific reports (04-05-2022)“…Nonlinear self-phase modulation is a universal phenomenon responsible, for example, for the formation of propagating dynamic solitons. It has been reported for…”
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9
High-efficiency control of spin-wave propagation in ultra-thin yttrium iron garnet by the spin-orbit torque
Published in Applied physics letters (25-04-2016)“…We study experimentally with submicrometer spatial resolution the propagation of spin waves in microscopic waveguides based on the nanometer-thick yttrium iron…”
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10
Enhancement of YIG |Pt spin conductance by local Joule annealing
Published in Applied physics letters (18-01-2021)“…We report that Joule heating can be used to enhance the interfacial spin conductivity between a metal and an oxide. We observe that local annealing of the…”
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11
Thickness-dependent magnetic excitations in Permalloy films with nonuniform magnetization
Published in Physical review. B, Condensed matter and materials physics (01-05-2004)Get full text
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12
Driving mechanism for damping and g-factor in non-amorphous ferromagnetic CoFeZr ultrathin films
Published in Europhysics letters (01-07-2016)“…We demonstrate that an in-plane uniaxial anisotropy may be induced in non-amorphous soft CoFeZr films. We used broadband ferromagnetic resonance spectroscopy…”
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13
Spin-polarized current induced switching in Co/Cu/Co pillars
Published in Applied physics letters (04-06-2001)“…We present experiments of magnetization reversal by spin injection performed on pillar-shaped Co/Cu/Co trilayers. The pillars (200×600 nm2) are fabricated by…”
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14
Magnetic anisotropies in oblique columnar growth of FeCoB films
Published in AIP advances (01-06-2020)“…We report on the evolution of anisotropies of FeCoB thin films deposited by magnetron sputtering with different oblique angles increasing from α = 0° to α =…”
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15
Initial oxidation of polycrystalline Permalloy surface
Published in Surface science (01-09-2008)“…X-ray photoelectron spectroscopy (XPS) and work-function measurements were used in combination to investigate the initial steps of Permalloy (Ni 80Fe 20)…”
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16
Magnetic resonance studies of the fundamental spin-wave modes in individual submicron Cu/NiFe/Cu perpendicularly magnetized disks
Published in Physical review letters (23-03-2007)“…Spin-wave spectra of perpendicularly magnetized disks consisting of a 100 nm permalloy layer sandwiched between two Cu layers of 30 nm are measured…”
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17
Frequency and power dependence of spin-current emission by spin pumping in a thin-film YIG/Pt system
Published in Physical review. B, Condensed matter and materials physics (22-10-2012)“…This paper presents the frequency dependence of the spin-current emission by spin pumping in a hybrid ferrimagnetic insulator/normal metal system. The system…”
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18
Magnetization dynamics in interlayer exchange-coupled in-plane/out-of-plane anisotropy bilayers
Published in Physical review. B, Condensed matter and materials physics (01-05-2009)Get full text
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19
Element selective X-ray magnetic circular and linear dichroisms in ferrimagnetic yttrium iron garnet films
Published in Journal of magnetism and magnetic materials (01-12-2009)“…X-ray magnetic circular dichroism (XMCD) was used to probe the existence of induced magnetic moments in yttrium iron garnet (YIG) films in which yttrium is…”
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Mueller matrix optical and magneto-optical characterization of Bi-substituted gadolinium iron garnet for application in magnetoplasmonic structures
Published in Optical materials express (01-09-2014)“…A ferromagnetic garnet, used as a magneto-optical (MO) material in magneto-photonic and magneto-plasmonic structures, is characterized. We present a general…”
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