H. Boukari
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View article: Angle-resolved spin noise spectroscopy in semiconductors: Two-state theory and experiments
Angle-resolved spin noise spectroscopy in semiconductors: Two-state theory and experiments Open
Traditional spin noise spectroscopy generally does not address spatial spin correlations, which are in fact crucial for an in-depth understanding of spin relaxation. In semiconductors, one requires spin noise measurements at substantial an…
View article: Magnetic evolution of Cr2Te3 epitaxially grown on graphene with post-growth annealing
Magnetic evolution of Cr2Te3 epitaxially grown on graphene with post-growth annealing Open
Two-dimensional and van der Waals ferromagnets are ideal platform to study low-dimensional magnetism and proximity effects in van der Waals heterostructures. Their ultimate two-dimensional character also offers the opportunity to easily ad…
View article: Magnetic evolution of Cr$_2$Te$_3$ epitaxially grown on graphene with post-growth annealing
Magnetic evolution of Cr$_2$Te$_3$ epitaxially grown on graphene with post-growth annealing Open
Two-dimensional and van der Waals ferromagnets are ideal platform to study low dimensional magnetism and proximity effects in van der Waals heterostructures. Their ultimate two dimensional character offers also the opportunity to easily ad…
View article: Coupling of the triplet states of a negatively charged exciton in a quantum dot with the spin of a magnetic atom
Coupling of the triplet states of a negatively charged exciton in a quantum dot with the spin of a magnetic atom Open
International audience
View article: Epitaxial van der Waals heterostructures of Cr2Te3 on 2D materials
Epitaxial van der Waals heterostructures of Cr2Te3 on 2D materials Open
Achieving large-scale growth of two-dimensional (2D) ferromagnetic materials with high Curie temperature (TC) and perpendicular magnetic anisotropy (PMA) is highly desirable for the development of ultra-compact magnetic sensors and magneti…
View article: Evidence for Highly p-type doping and type II band alignment in large scale monolayer WSe2 /Se-terminated GaAs heterojunction grown by Molecular beam epitaxy
Evidence for Highly p-type doping and type II band alignment in large scale monolayer WSe2 /Se-terminated GaAs heterojunction grown by Molecular beam epitaxy Open
Two-dimensional materials (2D) arranged in hybrid van der Waals (vdW) heterostructures provide a route toward the assembly of 2D and conventional III-V semiconductors. Here, we report the structural and electronic properties of single laye…
View article: Ferromagnetism and Rashba Spin–Orbit Coupling in the Two-Dimensional (V,Pt)Se<sub>2</sub> Alloy
Ferromagnetism and Rashba Spin–Orbit Coupling in the Two-Dimensional (V,Pt)Se<sub>2</sub> Alloy Open
5 pages, 5 figures
View article: Evidence for highly p-type doping and type II band alignment in large scale monolayer WSe<sub>2</sub>/Se-terminated GaAs heterojunction grown by molecular beam epitaxy
Evidence for highly p-type doping and type II band alignment in large scale monolayer WSe<sub>2</sub>/Se-terminated GaAs heterojunction grown by molecular beam epitaxy Open
Two-dimensional materials (2D) arranged in hybrid van der Waals (vdW) heterostructures provide a route toward the assembly of 2D and conventional III–V semiconductors.
View article: Phonon dynamics and thermal conductivity of PtSe2 thin films: Impact of crystallinity and film thickness on heat dissipation
Phonon dynamics and thermal conductivity of PtSe2 thin films: Impact of crystallinity and film thickness on heat dissipation Open
We present a comparative investigation of the influence of crystallinity and film thickness on the acoustic and thermal properties of 2D layered PtSe2 thin films of varying thickness (0.6-24 nm) by combining a set of experimental technique…
View article: High carrier mobility in single-crystal PtSe <sub>2</sub> grown by molecular beam epitaxy on ZnO(0001)
High carrier mobility in single-crystal PtSe <sub>2</sub> grown by molecular beam epitaxy on ZnO(0001) Open
PtSe 2 is attracting considerable attention as a high mobility two-dimensional material with envisioned applications in microelectronics, photodetection and spintronics. The growth of high quality PtSe 2 on insulating substrates with wafer…
View article: High carrier mobility in single-crystal PtSe2 grown by molecular beam epitaxy on ZnO(0001)
High carrier mobility in single-crystal PtSe2 grown by molecular beam epitaxy on ZnO(0001) Open
PtSe2 is attracting considerable attention as a high mobility two-dimensional material with envisionned applications in microelectronics, photodetection and spintronics. The growth of high quality PtSe2 on insulating substrates with wafer-…
View article: Long-range spin jump diffusion revealed by dynamic light scattering
Long-range spin jump diffusion revealed by dynamic light scattering Open
International audience
View article: Coexistence of ferromagnetism and spin-orbit coupling by incorporation of platinum in two-dimensional VSe$_2$
Coexistence of ferromagnetism and spin-orbit coupling by incorporation of platinum in two-dimensional VSe$_2$ Open
We report on a novel material, namely two-dimensional (2D) V$_{1-x}$Pt$_x$Se$_2$ alloy, exhibiting simultaneously ferromagnetic order and Rashba spin-orbit coupling. While ferromagnetism is absent in 1T-VSe$_2$ due to the competition with …
View article: Influence of nonequilibrium phonons on the spin dynamics of a single Cr atom
Influence of nonequilibrium phonons on the spin dynamics of a single Cr atom Open
International audience
View article: Spatiotemporal electronic spin fluctuations in random nuclear fields in n-CdTe
Spatiotemporal electronic spin fluctuations in random nuclear fields in n-CdTe Open
We report on the dynamics of electron spins in n-doped CdTe layers that differs significantly from the expected response derived from the studies dedicated to electron spin relaxation in n-GaAs. At zero magnetic field, the electron spin no…
View article: Spatiotemporal Spin Noise Spectroscopy
Spatiotemporal Spin Noise Spectroscopy Open
We report on the potential of a new spin noise spectroscopy approach by demonstrating all-optical probing of spatiotemporal spin fluctuations. This is achieved by homodyne mixing of a spatially phase-modulated local oscillator with spin-fl…
View article: Charge fluctuations of a Cr atom probed in the optical spectra of a quantum dot
Charge fluctuations of a Cr atom probed in the optical spectra of a quantum dot Open
We study the emission of individual quantum dots in CdTe/ZnTe samples doped\nwith a low concentration of Cr. In addition to dots with a photoluminescence\n(PL) split by the exchange interaction with a magnetic Cr atom, we observe\nanother …
View article: Resonant photoluminescence and dynamics of a hybrid Mn hole spin in a positively charged magnetic quantum dot
Resonant photoluminescence and dynamics of a hybrid Mn hole spin in a positively charged magnetic quantum dot Open
We analyze, through resonant photoluminescence, the spin dynamics of an\nindividual magnetic atom (Mn) coupled to a hole in a semiconductor quantum dot.\nThe hybrid Mn-hole spin and the positively charged exciton in a CdTe/ZnTe\nquantum do…
View article: Millimeter-scale layered MoSe2 grown on sapphire and evidence for negative magnetoresistance
Millimeter-scale layered MoSe2 grown on sapphire and evidence for negative magnetoresistance Open
Molecular beam epitaxy technique has been used to deposit a single layer and a bilayer of MoSe2 on sapphire. Extensive characterizations including in-situ and ex-situ measurements show that the layered MoSe2 grows in a scalable manner on t…
View article: Individual Cr atom in a semiconductor quantum dot: Optical addressability and spin-strain coupling
Individual Cr atom in a semiconductor quantum dot: Optical addressability and spin-strain coupling Open
International audience
View article: Strain-induced coherent dynamics of coupled carriers and Mn spins in a quantum dot
Strain-induced coherent dynamics of coupled carriers and Mn spins in a quantum dot Open
We report on the coherent dynamics of the spin of an individual magnetic atom\ncoupled to carriers in a semiconductor quantum dot which has been investigated\nby resonant photoluminescence of the positively charged exciton (X+). We\ndemons…
View article: Optical control of the spin of a magnetic atom in a semiconductor quantum dot
Optical control of the spin of a magnetic atom in a semiconductor quantum dot Open
The control of single spins in solids is a key but challenging step for any spin-based solid-state quantumcomputing device. Thanks to their expected long coherence time, localized spins on magnetic atoms in a semiconductor host could be an…