150 citations · 509 across the 21 of their papers we have counts for
21 papers
Nonlinear near-field spectroscopy of exciton-polaritons in a van der Waals layered waveguide
Valeriy I. Kondratyev, Vanik Shahnazaryan, Mikhail Tyugaev +6
Layered van der Waals materials offer novel opportunities for on-chip waveguiding and development of integrated photonic circuits. In the strong light-matter coupling regime, their…
Exciton-polariton stimulated scattering in hybrid halide perovskites
Igor Chestnov, Mikhail Masharin, Valeriy Kondratyev +6
Halide perovskites, such as methylammonium lead bromide (MAPbBr), host tightly bound three-dimensional excitons which are robust at room temperature. Excellent optical properti…
Theory of magnetotrion-polaritons in transition metal dichalcogenide monolayers
A. Kudlis, I. A. Aleksandrov, K. Varga +2
Magnetic field is a powerful tool for the manipulation of material's electronic and optical properties. In the domain of transition metal dichalcogenide monolayers, it allows one t…
Electrostatic control of nonlinear photonic-crystal polaritons in a monolayer semiconductor
Ekaterina Khestanova, Vanik Shahnazaryan, Valerii K. Kozin +6
Integration of 2D semiconductors with photonic crystal slabs provides an attractive approach to achieve strong light--matter coupling and exciton-polariton formation in a planar ch…
Exciton Spin Hall Effect In Arc-Shaped Strained WSe
A. Shubnic, V. Shahnazaryan, I. A. Shelykh +1
Generating a pure spin current using electrons, which have degrees of freedom beyond spin, such as electric charge and valley index, presents challenges. In response, we propose a…
Exciton localization on a magnetic domain wall in MoSe-CrI heterostructure
S. Mikkola, I. Chestnov, I. Iorsh +1
The existence of spontaneous magnetization that fingerprints a ground-state ferromagnetic order was recently observed in two-dimensional (2D) van der Waals materials. Despite progr…
Room-temperature polaron-mediated polariton nonlinearity in MAPbBr3 perovskites
M. A. Masharin, V. A. Shahnazaryan, I. V. Iorsh +3
Systems supporting exciton-polaritons represent solid-state optical platforms with a strong built-in optical nonlinearity provided by exciton-exciton interactions. In conventional…
Interaction of excitons with magnetic topological defects in 2D magnetic monolayers: localization and anomalous Hall effect
M. Kazemi, V. A. Shahnazaryan, Y. V. Zhumagulov +2
Novel 2D material CrI3 reveals unique combination of 2D ferromagnetism and robust excitonic response. We demonstrate that the possibility of the formation of magnetic topological d…
Polaron-enhanced polariton nonlinearity in lead halide perovskites
M. A. Masharin, V. A. Shahnazaryan, F. A. Benimetskiy +5
Exciton-polaritons offer a versatile platform for realization of all-optical integrated logic gates due to the strong effective optical nonlinearity resulting from the exciton-exci…
Theory of nonlinear excitonic response of hybrid organic perovskites in the regime of strong light-matter coupling
A. D. Belogur, D. A. Baghdasaryan, I. V. Iorsh +2
We present a quantitative study of the nonlinear optical response of layered perovskites placed inside planar photonic microcavities in the regime of strong light matter coupling,…
Tunable strongly interacting dipolar excitons in hybrid perovskites
D. A. Baghdasaryan, E. S. Hakobyan, D. B. Hayrapetyan +3
We study theoretically the excitonic nonlinearity in hybrid organic-inorganic Ruddlesden-Popper perovskite thin films. The composite layered structure of these materials allows for…
Nonlinear exciton drift in piezoelectric two-dimensional materials
Vanik Shahnazaryan, Habib Rostami
Noncentrosymmetric nature of single-layer transition metal dichalcogenides manifest itself in the finite piezoelectricity and valley-Zeeman coupling. We microscopically model nonli…
Tunable optical nonlinearity for TMD polaritons dressed by a Fermi sea
V. Shahnazaryan, V. K. Kozin, I. A. Shelykh +2
We study a system of a transition metal dichalcogenide (TMD) monolayer placed in an optical resonator, where strong light-matter coupling between excitons and photons is achieved.…
Highly nonlinear trion-polaritons in a monolayer semiconductor
R. P. A. Emmanuele, M. Sich, O. Kyriienko +9
Highly nonlinear optical materials with strong effective photon-photon interactions (Kerr-like nonlinearity) are required in the development of novel quantum sources of light as we…
Exciton routing in the heterostructure of TMD and paraelectrics
V. Shahnazaryan, O. Kyriienko, H. Rostami
We propose a scheme for the spatial exciton energy control and exciton routing in a transition metal dichalcogenide (TMD) monolayer which lies on a quantum paraelectric substrate.…
Strong Light-Matter Coupling in Carbon Nanotubes as a Route to Exciton Brightening
Vanik A. Shahnazaryan, Vasil A. Saroka, Ivan A. Shelykh +2
We show that strong light-matter coupling can be used to overcome a long standing problem that has prevented efficient optical emission from carbon nanotubes. The luminescence from…
Exciton-exciton interaction in transition-metal dichalcogenide monolayers
V. Shahnazaryan, I. Iorsh, I. A. Shelykh +1
We study theoretically the Coulomb interaction between excitons in transition metal dichalcogenide (TMD) monolayers. We calculate direct and exchange interaction for both ground an…
Resonance fluorescence from an asymmetric quantum dot dressed by a bichromatic electromagnetic field
G. Yu. Kryuchkyan, V. Shahnazaryan, O. V. Kibis +1
We present the theory of resonance fluorescence from an asymmetric quantum dot driven by a two-component electromagnetic field with two different frequencies, polarizations and amp…
Attractive Coulomb interaction of 2D Rydberg excitons
V. Shahnazaryan, I. A. Shelykh, O. Kyriienko
We analyze theoretically the Coulomb scattering processes of highly excited excitons in the direct bandgap semiconductor quantum wells. We find that contrary to the interaction of…
Spin currents of exciton polaritons in a microcavity with (110)-oriented quantum well
V. Shahnazaryan, S. Morina, S. A. Tarasenko +1
We study the polarization optical properties of microcavities with embedded (110)-oriented quantum wells. The spin dynamics of exciton polaritons in such structures is governed by…
Adiabatic preparation of a cold exciton condensate
V Shahnazaryan, O Kyriienko, I Shelykh
We propose a scheme for the controllable preparation of a cold indirect exciton condensate using dipolaritonic setup with an optical pumping. Dipolaritons are bosonic quasiparticle…