513 citations · 2.3k across the 38 of their papers we have counts for
29 papers · 1 filter
Collective Excitations and Stability of Nonequilibrium Polariton Supersolids
A. Grudinina, J. Cao, A. Kavokin +2
Formation of nonequilibrium counterparts of supersolids, simultaneously characterized with spontaneous superfluid and crystalline order, was recently reported in incoherently pumpe…
Ultra-small Mode Volume Polariton Condensation via Precision Ion Implantation
Y. C. Balas, X. Zhou, E. Cherotchenko +7
We present a novel method for generating potential landscapes in GaAs microcavities through focused implantation. The ion beam imprints micron-scale patterns of non-radiat…
Giant effective -factor due to spin bifurcations in polariton condensates
A. Bochin, I. Chestnov, A. Nalitov
We predict giant susceptibility of spin-bifurcating polariton condensates to externally applied permanent magnetic field. In the presence of spin-anisotropic polariton-polariton in…
Polariton vortex Chern insulator
Stella L. Harrison, Anton Nalitov, Pavlos G. Lagoudakis +1
We propose a vortex Chern insulator, motivated by recent experimental demonstrations on programmable arrangements of cavity polariton vortices by [Alyatkin et al., ArXiv:2207.01850…
Pseudo-conservative dynamics of coupled polariton condensates
I. Chestnov, Y. G. Rubo, A. Nalitov +1
Open-dissipative systems obeying parity-time () symmetry are capable of demonstrating oscillatory dynamics akin to the conservative systems. In contrast to limit cycl…
Kibble-Zurek mechanism in polariton graphene
D. Solnyshkov, L. Bessonart, A. Nalitov +1
We study the formation of topological defects (quantum vortices) during the formation of a 2D polariton condensate at the point of a honeycomb lattice via the Kibble-Zurek mech…
Optically controlled polariton condensate molecules
E. D. Cherotchenko, H. Sigurdsson, A. Askitopoulos +1
A condensed matter platform for analogue simulation of complex two-dimensional molecular bonding configurations, based on optically trapped exciton-polariton condensates is propose…
Optical analogue of Dresselhaus spin-orbit interaction in photonic graphene
C. E. Whittaker, T. Dowling, A. V. Nalitov +6
The concept of gauge fields plays a significant role in many areas of physics from particle physics and cosmology to condensed matter systems, where gauge potentials are a natural…
Resonant excitation of acoustic waves in one-dimensional exciton-polariton systems
A. V. Yulin, V. K. Kozin, A. V. Nalitov +1
We analyze the interaction of exciton-polariton condensates in a one-dimensional semiconductor microcavity with acoustic phonons. We consider the case of a coherently pumped conden…
Spontaneous topological transitions in a honeycomb lattice of exciton-polariton condensates due to spin bifurcations
H. Sigurdsson, Y. S. Krivosenko, I. V. Iorsh +2
We theoretically explore nonresonantly pumped polaritonic graphene, a system consisting of a honeycomb lattice of micropillars in the regime of strong light-matter coupling. We dem…
Optically trapped polariton condensates as semiclassical time crystals
A. V. Nalitov, H. Sigurdsson, S. Morina +5
We analyse nonequilibrium phase transitions in microcavity polariton condensates trapped in optically induced annular potentials. We develop an analytic model for annular optical t…
Topological Metamaterials based on polariton rings
V. K. Kozin, I. V. Iorsh, A. V. Nalitov +1
Chern insulator phase is shown to emerge in two-dimensional arrays of polariton rings where time-reversal symmetry is broken due to the application of an out-of-plane magnetic fiel…
Observation of macroscopic valley-polarized monolayer exciton-polaritons at room temperature
N. Lundt, S. Stoll, P. Nagler +10
In this letter, we address the chiral properties of valley exciton-polaritons in a monolayer of WS2 in the regime of strong light-matter coupling with a Tamm-Plasmon resonance. We…
Valley polarized relaxation and upconversion luminescence from Tamm-Plasmon Trion-Polaritons with a MoSe2 monolayer
N. Lundt, P. Nagler, A. Nalitov +11
Transition metal dichalcogenides represent an ideal testbed to study excitonic effects, spin-related phenomena and fundamental light-matter coupling in nanoscopic condensed matter…
Spontaneous polariton currents in periodic lateral chains
A. V. Nalitov, T. C. H. Liew, A. V. Kavokin +2
We predict spontaneous generation of superfluid polariton currents in planar microcavities with lateral periodic modulation of both potential and decay rate. A spontaneous breaking…
Substrate-induced reduction of graphene thermal conductivity
Sergei Koniakhin, Oleg Utesov, Ivan Terterov +1
We develop the theory of heat conductivity in supported graphene, accounting for coherent phonon scattering on disorder induced by an amorphous substrate. We derive spectra for in-…
Drag of electrons in graphene by substrate surface polar phonons
S. V. Koniakhin, A. V. Nalitov
It is known that electron scattering by surface polar phonons (SPPs) of the substrate reduces their mobility in supported graphene. However, there is no experimental evidence for c…
Room temperature Tamm-Plasmon Exciton-Polaritons with a WSe2 monolayer
Nils Lundt, Sebastian Klembt, Evgeniia Cherotchenko +8
Solid state cavity quantum electrodynamics is a rapidly advancing field which explores the frontiers of light-matter coupling. Plasmonic approaches are of particular interest in th…
Spin-dependent Klein tunneling in polariton graphene with photonic spin-orbit interaction
Dmitry Solnyshkov, Anton Nalitov, Berihu Teklu +2
We study Klein tunneling in polariton graphene. We show that the photonic spin-orbit coupling associated with the energy splitting between TE and TM photonic modes can be described…
Kibble-Zurek mechanism in topologically non-trivial zigzag chains of polariton micropillars
D. D. Solnyshkov, A. V. Nalitov, G. Malpuech
We consider a zigzag chain of coupled micropillar cavities, taking into account the polarization of polariton states. We show that the TE-TM splitting of photonic cavity modes yiel…
Exciton-polaritons in van der Waals heterostructures embedded in tunable microcavities
S. Dufferwiel, S. Schwarz, F. Withers +13
Layered materials can be assembled vertically to fabricate a new class of van der Waals (VDW) heterostructures a few atomic layers thick, compatible with a wide range of substrates…
Voltage control of the spin-dependent interaction constants of Dipolaritons and its application to Optical Parametric Oscillator
A. V. Nalitov, D. D. Solnyshkov, N. A. Gippius +1
Dipolariton is a voltage controlled mixture of direct and indirect excitons in asymmetric double quantum wells coupled by resonant carrier tunneling, and a microcavity photon. We c…
Polariton Topological Insulator
A. V. Nalitov, D. D. Solnyshkov, G. Malpuech
Recent search for optical analogues of topological phenomena mainly focuses on mimicking the key feature of quantum Hall and quantum spin Hall effects (QHE and QSHE): edge currents…
Nonlinear optical spectroscopy of indirect excitons in biased coupled quantum wells
P. Andreakou, S. Cronenberger, D. Scalbert +9
Indirect excitons in coupled quantum wells are long-living quasi-particles, explored in the studies of collective quantum states. We demonstrate, that despite the extremely low osc…