Quadrupolar–dipolar excitonic transition in a tunnel-coupled van der Waals heterotrilayer

W Li, Z Hadjri, LM Devenica, J Zhang, S Liu, J Hone… - Nature Materials, 2023 - nature.com
Strongly bound excitons determine light–matter interactions in van der Waals
heterostructures of two-dimensional semiconductors. Unlike fundamental particles …

Collective electron phenomena and electron transport in graphene Scientific Session of the Physical Sciences Division of the Russian Academy of Sciences (27 …

YE Lozovik, SP Merkulova, AA Sokolik… - Physics …, 2008 - iopscience.iop.org
Carbon is one of the most interesting chemical elements. It not only forms the basis of the
vast kingdom of organic substances but itself forms various crystals and nanostructures. This …

Electron–hole liquid in semiconductors and low-dimensional structures

NN Sibeldin - Physics-Uspekhi, 2017 - iopscience.iop.org
The condensation of excitons into an electron–hole liquid (EHL) and the main EHL
properties in bulk semiconductors and low-dimensional structures are considered. The EHL …

Bose-Einstein condensation and superfluidity of magnetoexcitons in bilayer graphene

OL Berman, YE Lozovik, G Gumbs - Physical Review B—Condensed Matter …, 2008 - APS
We propose experiments to observe Bose-Einstein condensation and superfluidity of quasi-
two-dimensional spatially indirect magnetoexcitons in two-layer graphene. The energy …

[PDF][PDF] Коллективные электронные явления в графене

ЮЕ Лозовик, СП Меркулова, АА Соколик - Успехи физических наук, 2008 - issp.ac.ru
Графен представляет собой двумерную структуру, составленную из атомов углерода,
которые расположены в узлах кристаллической решетки типа пчелиные соты и …

Ground-state properties of a one-dimensional system of dipoles

AS Arkhipov, GE Astrakharchik, AV Belikov… - Journal of Experimental …, 2005 - Springer
Abstract A one-dimensional (1D) Bose system with dipole-dipole repulsion is studied at zero
temperature by means of a quantum Monte Carlo method. It is shown that, in the limit of …

Collective properties of indirect excitons in coupled quantum wells in a random field

OL Berman, YE Lozovik, DW Snoke, RD Coalson - Physical Review B …, 2004 - APS
The influence of a random field induced by impurities, boundary irregularities etc. on the
superfluidity of a quasi-two-dimensional (2D) system of spatially indirect excitons in coupled …

Two-dimensional Bose gas of tilted dipoles: Roton instability and condensate depletion

AK Fedorov, IL Kurbakov, YE Shchadilova, YE Lozovik - Physical Review A, 2014 - APS
We predict the effect of the roton instability for a two-dimensional weakly interacting gas of
tilted dipoles in a single homogeneous quantum layer. Being typical for strongly correlated …

Dynamics of two-dimensional dipole systems

KI Golden, GJ Kalman, P Hartmann, Z Donkó - Physical Review E—Statistical …, 2010 - APS
Using a combined analytical/molecular dynamics approach, we study the current fluctuation
spectra and longitudinal and transverse collective mode dispersions of the classical two …

Strong correlation effects in 2D Bose–Einstein condensed dipolar excitons

YE Lozovik, IL Kurbakov, GE Astrakharchik… - Solid state …, 2007 - Elsevier
By doing quantum Monte Carlo ab initio simulations we show that dipolar excitons, which
are now under experimental study, actually are strongly correlated systems. Strong …