124 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Aix-Marseille UniversitéFR3 papers
- Centre National de la Recherche ScientifiqueFR3 papers
- Université de SherbrookeCA3 papers
- AGH University of KrakowPL2 papers
- Cadi Ayyad UniversityMA2 papers
- Centre de physique des particules de MarseilleFR2 papers
- Centre for Cosmology and Particle Physics PhenomenologyDK2 papers
- Charles UniversityCZ2 papers
- Cidete (Spain)ES2 papers
- Comenius University BratislavaSK2 papers
- Czech Technical University in PragueCZ2 papers
- École Nationale Supérieure d'Ingénieurs de CaenFR2 papers
27 papers
Search for an eV-scale sterile neutrino with the first six detection units of KM3NeT/ORCA
KM3NeT Collaboration, O. Adriani, A. Albert +285
The existence of an eV-scale sterile neutrino has been proposed to explain several anomalous experimental results obtained over the course of the past 25 years. The first search fo…
Constraining gamma-ray burst parameters with the first ultra-high energy neutrino event KM3-230213A
KM3NeT Collaboration, O. Adriani, A. Albert +278
Context: The detection of the highest energy neutrino observed to date by KM3NeT, with an estimated energy of 220 PeV, opens up new possibilities for the study and identification o…
Using hypervisors to create a cyber polygon
Dmytro Tymoshchuk, Vasyl Yatskiv
Cyber polygon used to train cybersecurity professionals, test new security technologies and simulate attacks play an important role in ensuring cybersecurity. The creation of such…
Interactive cybersecurity training system based on simulation environments
Dmytro Tymoshchuk, Vasyl Yatskiv, Vitaliy Tymoshchuk +1
Rapid progress in the development of information technology has led to a significant increase in the number and complexity of cyber threats. Traditional methods of cybersecurity tr…
Percolation connectivity in deposits obtained using competitive random sequential adsorption of binary disk mixtures
N. I. Lebovka, M. R. Petryk, N. V. Vygornitskii
Connectedness percolation phenomena in the two-dimensional (2D) packing of binary mixtures of disks with different diameters were studied numerically. The packings were produced us…
Two-stage random sequential adsorption of discorectangles and disks on a two-dimensional surface
Nikolai Lebovka, Mykhaylo Petryk, Mykhailo Tatochenko +1
The different variants of two-stage random sequential adsorption (RSA) models for packing of disks and discorectangles on a two-dimensional (2D) surface were investigated. In the S…
Interaction of electrons with acoustic phonons in AlN/GaN resonant tunnelling nanostructures at different temperatures
I. V. Boyko, M. R. Petryk
The theory of the interaction of electrons with acoustic phonons in multilayer nitride-based AlN/GaN nanostructures was developed for the first time at using the met…
Analytical method for calculation of the potential profiles of nitride-based resonance tunneling structures
I. V. Boyko
Using the effective mass model for an electron and the dielectric continuum model, analytical solutions of the self-consistent Schrödinger-Poisson system of equations are obtained.…
-electrons contribution to cohesive energy of -metals
L. Didukh
In this paper a model for -subsystem of transition -metals has been proposed and used for calculation of the cohesive energy dependent on -band filling of particular me…
Phase Diagram of Metal-Insulator Transition in System with Anderson-Hubbard Centers
Yuriy Skorenkyy, Leonid Didukh, Oleksandr Kramar +1
The model of a strongly correlated system in which periodically spaced Anderson-Hubbard centers are introduced into narrow-band metal is considered. Besides the interactions betwee…
Magnetic field dependence of conductivity and effective mass of carriers in a model of Mott-Hubbard material
L. Didukh, O. Kramar, Yu. Skorenkyy +1
The influence of external magnetic field on a static conductivity of Mott-Hubbard material which is described by model with correlated hopping of electrons has been investigate…
Strong- and weak-coupling mechanisms for pseudogap in electron-doped cuprates
V. Hankevych, B. Kyung, A-M. Dare +2
Using the two-particle self-consistent approach and cluster perturbation theory for the two-dimensional t-t'-t''-U Hubbard model, we discuss weak- and strong-coupling mechanisms fo…
Pseudogap and Spin Fluctuations in the Normal State of Electron-Doped Cuprates
B. Kyung, V. Hankevych, A. -M. Dare +1
We present reliable many-body calculations for the t-t'-t''-U Hubbard model that explain in detail the results of recent angle-resolved photoemission experiments on electron-doped…
Weak ferromagnetism and other instabilities of the two-dimensional t-t' Hubbard model at Van Hove fillings
V. Hankevych, B. Kyung, A. -M. S. Tremblay
We investigate magnetic and superconducting instabilities of the two-dimensional t-t' Hubbard model on a square lattice at Van Hove densities from weak to intermediate coupling by…
Pomeranchuk and other Instabilities in the t-t' Hubbard model at the Van Hove Filling
V. Hankevych, I. Grote, F. Wegner
We present a stability analysis of the two-dimensional t-t' Hubbard model for various values of the next-nearest-neighbor hopping t', and electron concentrations close to the Van H…
On metallic ferromagnetism of a generalized Hubbard model with correlated hopping
L. Didukh, O. Kramar
In the paper a possibility of metallic ferromagnetic state realization in a generalized Hubbard model with more complete accounting of electron-electron interactions, in particular…
Ground state ferromagnetism in a doubly orbitally degenerate model
L. Didukh, Yu. Skorenkyy, V. Hankevych +1
In the present paper the ground state of a double orbitally degenerate model at weak intra-atomic interaction is studied using the Green functions method. Beside the diagonal matri…
Ground state energy of metallic ferromagnet in a generalized Hubbard model
L. Didukh, O. Kramar, Yu. Skorenkyy
In the present work ferromagnetic ordering in the Hubbard model generalized by taking into account the inter-atomic exchange interaction and correlated hopping in partially filled…
Pressure-Temperature Phase Diagram of Generalized Hubbard Model with Correlated Hopping at Half-Filling
Leonid Didukh, Vasyl Hankevych
In the present paper pressure-temperature phase diagram of a generalized Hubbard model with correlated hopping in a paramagnetic state at half-filling is determined by means of the…
Some Low-Temperature Properties of a Generalized Hubbard Model with Correlated Hopping
L. Didukh, V. Hankevych, Yu. Skorenkyy
In the present paper we study some correlation effects in a generalized Hubbard model with correlated hopping within low-temperature region using a generalized mean-field approxima…
Electron Correlations in Narrow Energy Bands: Ground State Energy and Metal-Insulator Transition
Leonid Didukh, Yuriy Skorenkyy
The electron correlations in narrow energy bands are examined in framework of the Hubbard model. The single-particle Green function and energy spectrum are obtained in paramagnetic…
A New Two-Pole Approximation in the Hubbard Model. Metal-Insulator Transition
Leonid Didukh
A new two-pole approximation, which allows to describe the transition from an insulating state to a metallic one at increase of bandwidth, and also the observable in some compounds…
On Chemical Potential of a Generalized Hubbard Model with Correlated Hopping at Half-Filling
Leonid Didukh, Vasyl Hankevych
In the present paper we study chemical potential of a generalized Hubbard model with correlated hopping at half-filling using a generalized mean-field approximation. For the specia…
Metal-insulator transition in a doubly orbitally degenerate model with correlated hopping
L. Didukh, Yu. Skorenkyy, Yu. Dovhopyaty +1
In the present paper we propose a doubly orbitally degenerate narrow-band model with correlated hopping. The peculiarity of the model is taking into account the matrix element of e…