138 citations · 376 across the 19 of their papers we have counts for
19 papers
Stochastic circular persistent currents of exciton polaritons
J. Borat, Roman Cherbunin, Evgeny Sedov +8
We keep track of the orbital degree of freedom of an exciton polariton condensate, confined in an optical trap, and reveal the stochastic switching of persistent annular polariton…
Unveiling the electron-nuclear spin dynamics in an n-doped InGaAs epilayer by spin noise spectroscopy
C. Rittmann, M. Yu. Petrov, A. N. Kamenskii +6
We discuss the implications of a small indium content (3%) in a GaAs epilayer on the electron- and nuclear-spin relaxation due to enhanced quadrupolar effects induced by the strain…
Superconductivity and topological behavior in gallenene
Mikhail Petrov, Jonas Bekaert, Milorad V. Milosevic
Among the large variety of two-dimensional (2D) materials discovered to date, elemental monolayers that host superconductivity are very rare. Using ab initio calculations we show t…
Anomalous light-induced broadening of the spin-noise resonance in cesium vapor
A. A. Fomin, M. Yu. Petrov, G. G. Kozlov +3
We uncover a highly nontrivial dependence of the spin-noise (SN) resonance broadening induced by the intense probe beam. The measurements were performed by probing the cell with ce…
Raman scattering model of the spin noise
G. G. Kozlov, A. A. Fomin, M. Yu. Petrov +2
The mechanism of formation of the polarimetric signal observed in the spin noise spectroscopy (SNS) is analyzed from the viewpoint of the light scattering theory. A rigorous calcul…
Nonlinear spectroscopy of high-spin fluctuations
A. A. Fomin, M. Yu. Petrov, I. I. Ryzhov +3
We investigate theoretically and experimentally fluctuations of high spin (F>1/2) beyond the linear response regime and demonstrate dramatic modifications of the spin noise spectra…
Polarimetric observation of noise of linear birefringence of cesium atomic vapors spectrally localized at double Larmor frequency in a magnetic field
G. G. Kozlov, A. A. Fomin, M. Yu. Petrov +1
We study radio-frequency spectrum of ellipticity noise of a probe laser beam transmitted through a cell with cesium vapor in a magnetic field. The experimental results are interpre…
Detection and amplification of spin noise using scattered laser light in a quantum-dot microcavity
A. N. Kamenskii, M. Yu. Petrov, G. G. Kozlov +7
Fundamental properties of the spin-noise signal formation in a quantum-dot microcavity are studied by measuring the angular characteristics of the scattered light intensity. A dist…
Stimulated spin noise in an activated crystal
M. M. Sharipova, A. N. Kamenskii, I. I. Ryzhov +5
In the spin noise spectroscopy, the magnetic susceptibility spectrum is known to be provided by the spin-system untouched by any external perturbation, or, better to say, disturbed…
Spin-alignment noise in atomic vapor
A. A. Fomin, M. Yu. Petrov, G. G. Kozlov +4
In the conventional spin noise spectroscopy, the probe laser light monitors fluctuations of the spin orientation of a paramagnet revealed as fluctuations of its gyrotropy, i.e., ci…
Hydrogen-induced high-temperature superconductivity in two-dimensional materials: Example of hydrogenated monolayer MgB
Jonas Bekaert, Mikhail Petrov, Alex Aperis +2
Hydrogen-based compounds under ultra-high pressure, such as the polyhydrides HS and LaH, superconduct through the conventional electron-phonon coupling mechanism to atta…
Subsecond nuclear spin dynamics in -GaAs
P. S. Sokolov, M. Yu. Petrov, K. V. Kavokin +5
We use time-resolved detection of the Hanle effect and polarized photoluminescence with dark intervals to investigate the buildup and decay of the spin polarization of nuclei inter…
Increased sensitivity of spin noise spectroscopy using homodyne detection in -doped GaAs
M. Yu. Petrov, A. N. Kamenskii, V. S. Zapasskii +2
We implement the homodyne detection scheme for an increase of the polarimetric sensitivity in spin noise spectroscopy. Controlling the laser intensity of the local oscillator, whic…
Homogenization of Doppler broadening in spin noise spectroscopy
M. Yu. Petrov, I. I. Ryzhov, D. S. Smirnov +7
The spin noise of cesium atoms vapor with admixture of buffer gas is experimentally investigated by measuring the spin induced Faraday rotation fluctuations in the vicinity of D 2…
Nuclear spin cooling by helicity-alternated optical pumping at weak magnetic fields in -GaAs
P. S. Sokolov, M. Yu. Petrov, K. V. Kavokin +8
The spin dynamics of localized donor-bound electrons interacting with the nuclear spin ensemble in -doped GaAs epilayers is studied using nuclear spin polarization by light with…
Reconstruction of nuclear quadrupole interaction in (In,Ga)As/GaAs quantum dots observed by transmission electron microscopy
P. S. Sokolov, M. Yu. Petrov, T. Mehrtens +4
A microscopic study of the individual annealed (In,Ga)As/GaAs quantum dots is done by means of high-resolution transmission electron microscopy. The Cauchy-Green strain-tensor comp…
Nuclear magnetic resonances in (In,Ga)As/GaAs quantum dots studied by resonant optical pumping
M. S. Kuznetsova, K. Flisinski, I. Ya. Gerlovin +7
The photoluminescence polarizations of (In,Ga)As/GaAs quantum dots annealed at different temperatures are studied as a function of external magnetic field (Hanle curves). In these…
Polariton transport in one-dimensional channels
M. Yu. Petrov, A. V. Kavokin
We study theoretically the transport of linearly polarized exciton-polaritons in a quasi one-dimensional microcavity channel separating two polariton condensates generated by optic…
Effect of annealing on the hyperfine interaction in InAs/GaAs quantum dots
M. Yu. Petrov, I. V. Ignatiev, S. V. Poltavtsev +4
The hyperfine interaction of an electron with nuclei in the annealed self-assembled InAs/GaAs quantum dots is theoretically analyzed. For this purpose, the annealing process, and e…