40 citations · 181 across the 19 of their papers we have counts for
20 papers
Structural phase transitions in double perovskite crystals studied by Brillouin light scattering
D. O. Horiachyi, M. O. Nestoklon, I. A. Akimov +5
Inorganic lead-free double perovskites represent particular interest as non-toxic and stable material platform for optoelectronic applications. Here, we employ Brillouin light scat…
Quantum beats of exciton-polarons in CsPbI3 perovskite nanocrystals
A. V. Trifonov, M. O. Nestoklon, M. -A. Hollberg +10
Exciton-phonon interactions govern the energy level spectrum and thus the optical response in semiconductors. In this respect, lead-halide perovskite nanocrystals represent a uniqu…
Efficient launch of shear phonons in photostrictive halide perovskites
Dmytro Horiachyi, Mikhail O. Nestoklon, Ilya A. Akimov +10
Optical generation of transverse coherent phonons by femtosecond light pulses is appealing for high-speed sub-THz active control of material properties. Lead-free double perovskite…
Coherent spin dynamics of electrons and holes photogenerated with large kinetic energy in lead halide perovskite crystals
Evgeny A. Zhukov, Dmitri R. Yakovlev, Erik Kirstein +4
The coherent spin dynamics of electrons and holes are studied in a FA0.9Cs0.1PbI2.8Br0.2 perovskite bulk crystal, using time-resolved Kerr ellipticity in a two-color pump-probe sch…
Landé g-factors and spin dynamics of charge carriers in CuCl nanocrystals in a glass matrix
Dennis Kudlacik, Evgeny A. Zhukov, Dmitri R. Yakovlev +7
The spin properties of charge carriers confined in CuCl semiconductor nanocrystals (NCs) of different sizes (radius from 1.8 nm up to 28 nm) crystallized in a glass matrix are stud…
Landé -factors of electrons and holes strongly confined in CsPbI perovskite nanocrystals in glass
Sergey R. Meliakov, Evgeny A. Zhukov, Vasilii V. Belykh +5
The Landé -factor of charge carriers is a key parameter in spin physics controlling spin polarization and spin dynamics. In turn, it delivers information of the electronic band…
Hole spin precession and dephasing induced by nuclear hyperfine fields in CsPbBr and CsPb(Cl,Br) nanocrystals in a glass matrix
Sergey R. Meliakov, Vasilii V. Belykh, Evgeny A. Zhukov +4
The coherent spin dynamics of holes are investigated for CsPbBr and CsPb(Cl,Br) perovskite nanocrystals in a glass matrix using the time-resolved Faraday rotation/elliptici…
Temperature dependence of the electron and hole Landé g-factors in CsPbI3 nanocrystals in a glass matrix
Sergey R. Meliakov, Evgeny A. Zhukov, Vasilii V. Belykh +5
The coherent spin dynamics of electrons and holes in CsPbI3 perovskite nanocrystals in a glass matrix are studied by the time-resolved Faraday ellipticity technique in magnetic fie…
Exploring nonlinear dynamics in periodically driven time crystal: from synchronized to chaotic motion
Alex Greilich, Nataliia E. Kopteva, Vladimir L. Korenev +1
The coupled electron-nuclear spin system in an InGaAs semiconductor as testbed of nonlinear dynamics can develop auto-oscillations, resembling time-crystalline behavior, when conti…
Optical spin orientation of localized electrons and holes interacting with nuclei in an FACsPbIBr perovskite crystal
Dennis Kudlacik, Nataliia E. Kopteva, Mladen Kotur +8
Optical orientation of carrier spins by circularly polarized light is the basic concept and tool of spin physics in semiconductors. We study the optical orientation of electrons an…
Bright-Dark Exciton Interplay Evidenced by Spin Polarization in CdSe/CdMnS Nanoplatelets
Elena V. Shornikova, Dmitri R. Yakovlev, Danil O. Tolmachev +7
Diluted magnetic semiconductor (DMS) colloidal nanocrystals demonstrate remarkable magneto-optical properties. However, the behavior of circular polarization of their emission in h…
Hole spin coherence in InAs/InAlGaAs self-assembled quantum dots emitting at telecom wavelengths
E. Evers, N. E. Kopteva, V. Nedelea +6
We report measurements of the longitudinal and transverse spin relaxation times of holes in an ensemble of self-assembled InAs/InAlGaAs quantum dots (QDs), emitting in the telecom…
Weak dispersion of exciton Landé factor with band gap energy in lead halide perovskites: Approximate compensation of the electron and hole dependences
N. E. Kopteva, D. R. Yakovlev, E. Kirstein +11
The photovoltaic and optoelectronic properties of lead halide perovskite semiconductors are controlled by excitons, so that investigation of their fundamental properties is of crit…
Spin polarization recovery and Hanle effect for charge carriers interacting with nuclear spins in semiconductors
D. S. Smirnov, E. A. Zhukov, D. R. Yakovlev +3
We report on theoretical and experimental study of the spin polarization recovery and Hanle effect for the charge carriers interacting with the fluctuating nuclear spins in the sem…
Electron spin dynamics of Ce ions in YAG crystals studied by pulse-EPR and pump-probe Faraday rotation
D. V. Azamat, V. V. Belykh, D. R. Yakovlev +6
The spin relaxation dynamics of Ce ions in heavily cerium-doped YAG crystals is studied using pulse-electron paramagnetic resonance and time-resolved pump-probe Faraday rota…
The effect of dynamical compressive and shear strain on magnetic anisotropy in low symmetry ferromagnetic film
T. L. Linnik, V. N. Kats, J. Jäger +7
Dynamical strain generated upon excitation of a metallic film by a femtosecond laser pulse may become a versatile tool enabling control of magnetic state of thin films and nanostru…
Dynamics of nuclear spin polarization induced and detected by coherently precessing electron spins in fluorine-doped ZnSe
F. Heisterkamp, E. Kirstein, A. Greilich +5
We study the dynamics of optically-induced nuclear spin polarization in a fluorine-doped ZnSe epilayer via time-resolved Kerr rotation. The nuclear polarization in the vicinity of…
Large anisotropy of electron and hole g factors in infrared-emitting InAs/InAlGaAs self-assembled quantum dots
V. V. Belykh, D. R. Yakovlev, J. J. Schindler +6
A detailed study of the -factor anisotropy of electrons and holes in InAs/InAlGaAs self-assembled quantum dots emitting in the telecom spectral range…
Inhomogeneous nuclear spin polarization induced by helicity-modulated optical excitation of fluorine-bound electron spins in ZnSe
F. Heisterkamp, A. Greilich, E. A. Zhukov +7
Optically-induced nuclear spin polarization in a fluorine-doped ZnSe epilayer is studied by time-resolved Kerr rotation using resonant excitation of donor-bound excitons. Excitatio…
Theory of magnetization precession induced by a picosecond strain pulse in ferromagnetic semiconductor (Ga,Mn)As
T. L. Linnik, A. V. Scherbakov, D. R. Yakovlev +3
A theoretical model of the coherent precession of magnetization excited by a picosecond acoustic pulse in a ferromagnetic semiconductor layer of (Ga,Mn)As is developed. The short s…