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East European Journal of Physics, Iss 1, Pp 333-342 (2026)
Dropped by Scopus 2026
ISSN 2312-4334 · V.N. Karazin Kharkiv National University Publishing · 1,388 articles in the index
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Journal Article
Mathematical Modeling of Electrostatic Potential in Radial and Planar p–n Junctions: A Comparative Study
This work presents a comprehensive mathematical and numerical study of electrostatic potential in planar and radial silicon p–n junctions, considering the combined effects of device geometry, temperature, and incomplete dopant ionization. A two-dimensional self-consistent solution of Poisson’s…
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Journal Article
Influence of Deformation on Quantum Oscillations in Low-Dimensional Semiconductor
In this article, the effect of deformation on the Landau levels of electrons and holes in quantum semiconductors is considered. The effect of deformation on the temperature dependence of quantum oscillation effects in small-sized semiconductors obeying the quadratic dispersion law has been applied…
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Journal Article
Study of Cathode-Anode Spraying in a Gas Discharge Light-Sensitive System Based on CdTe-SnO2
This paper investigates the physical phenomena occurring in a gas discharge photosensitive system that uses cathode-anode sputtering. This system consists of a single-crystal cadmium telluride and a glass plate coated with SnO2, separated by a gas gap. The thickness of the gas gap is 100 µm. The…
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Journal Article
Relativistic Configuration-Interaction Photoionization Data for Ne-Like Isoelectronic Sequence
Photoionization data for the 1s2 2s2 2p6 (1S0) ground state of neon like Ca10+, Sc11+, Ti12+, V13+, and Cr14+ ions are reported. The values of ionization threshold limits, resonance energies, quantum defects, transition rates, and oscillator strengths for various Rydberg series are tabulated. The…
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Journal Article
Cosmological Diagnostics of Bianchi Type-II Barrow Holographic Dark Energy Universe
In this paper, we investigate a Bianchi type II anisotropic cosmological model in the framework of Barrow holographic dark energy, considering both the Hubble horizon and Granda–Oliveros scale as infrared cutoffs. To obtain exact solutions of the Einstein field equations, we assume a suitable…
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Journal Article
Hybrid Solitary Waves and Shock Waves for Double-Layered Fluid Flow with Dispersion Triplet: Zaremaoghaddam and Gear-Grimshaw Models (mKdV Equation)
The current paper recovers hybrid solitary waves for double–layered shallow water waves with the basic platform being the mKdV equation. The selected models are the Zaremaoghaddam equation and the Gear–Grimshaw equation. The integration algorithm adopted is the generalized exponential differential…
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Journal Article
Field Properties of Diode Structures Based on Solid Solution “Silicon-Tin”
This article presents the results of studies of the conductivity mechanism in pSi-nSi1-δSnδ (0 ≤ δ ≤ 0.04) structures based on the Si1-δSnδ solid solution with base n-layer thicknesses W ≈ 20-30 μm. The studied samples were obtained in a single technological cycle by the liquid-phase epitaxy method…
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Journal Article
Modeling the Temperature and Magnetic Field Dependence of the Band Gap in Narrow-Zone Quantum Well Semiconductors
The fundamental physical parameter of both bulk and low-dimensional semiconductor structures is the band gap (E3dg, E2dg), whose energetic width allows the prediction of the operational parameters of semiconductor-based devices in advance. Therefore, the determination of E3dg and E2dg (in cases…
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Journal Article
A Spectral-Geometric Formulation of Extended Uncertainty Principles in Quantum Mechanics
The Heisenberg uncertainty principle is foundational to quantum mechanics, yet its standard formulation is limited to Hilbert space operator commutators. Recent advances in noncommutative geometry (NCG) allow a reformulation of quantum observables and spacetime itself using operator algebras…
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Journal Article
Optimization of a Vacuum Thermal Evaporation System for the Deposition of Bi–Sb–Te Thin Films
In this study, thin films based on bismuth and antimony chalcogenides (Bi2Te3–Sb2Te3) were synthesized using an optimized thermal evaporation vacuum system, and their morphological characteristics were thoroughly investigated. Atomic force microscopy (AFM) results revealed nanoscale granularity on…
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Journal Article
Impact of Hexadecapole Deformation on Fusion Cross Sections of Some Spherical + Deformed Systems in 3S-CMD Model
The effect of quadrupole deformation (β2) on heavy ion fusion is a fact that is well recognized phenomenon. In addition to the influence of quadrupole deformation (β2), the potential impact of hexadecapole deformation (β4) on sub-barrier fusion has been a topic of frequent discussion. Recently, a…
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Journal Article
Unveiling Pressure-Driven Transitions in Cs₂AgBiBr₆: Insights from DFT into a Lead-Free Solar Perovskite
Using the Vienna Ab initio Simulation Package, we investigate the lead-free double perovskite Cs₂AgBiBr₆. We used first-principles density functional theory under pressures up to 30 GPa. Optimization of the structure proves an obvious cubic symmetry in the ambient environment. However, compression…
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Journal Article
Observational Constraints on Plane Symmetric Renyi Holographic Dark Energy Universe with Scalar Fields and Cosmic Strings
In this work, we investigate a cosmological model based on a plane symmetric space–time, where the matter content of the Universe is described by Rényi holographic dark energy within the framework of Einstein’s theory of gravitation in the presence of massive scalar fields and cosmic strings. Exact…
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Journal Article
Investigation of Physical, Opto-Electronics and Insulating Properties of PPPCC Liquid Crystal Molecule by Density Functional Theory (DFT) Method: A Theoretical Approach
In this paper, we have studied the physical, electro-optical and thermal properties of PPPCC liquid crystal molecule. Density functional theory (DFT) with the B3LYP functional and the 6-31G(d,p) basis set is employed for the optimization and analysis of the p-Propoxyphenyl…
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Journal Article
Conceptual Violation of Energy Conditions in Bouncing Cosmology
This paper focuses on examining the bouncing model within a flat Friedmann–Robertson–Walker (FRW) Universe. The equation of state (EoS) parameter pertaining to the considered model under consideration specifies the Universe's peculiar functioning. The kinematics along with the physical attributes…
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Journal Article
Fusion of Weakly-Bound ⁹Be With Heavy Nuclei ²⁰⁸PB: A Multi-Body Three-Stage Classical Molecular Dynamics Approach
The fusion of the weakly bound 9Be nucleus with 208Pb is investigated using a multi-body three-stage classical molecular dynamics (3S-CMD) approach. This model explicitly treats 9Be as a cluster of 4He and 5He, allowing for the relaxation of rigid-body constraints on both projectile fragments and…
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Journal Article
The Enhancing the Yield of Carbon Nanotubes Through the Nanocatalyst-Substrate Interface
In this study, the effect of the nanocatalyst/substrate interface on the yield and quality of carbon nanotubes (CNTs) synthesized by chemical vapor deposition (CVD) was investigated. Nickel oxide (NiO) nanoparticles were prepared using the sol–gel spin-coating method and deposited as thin films…
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Journal Article
First-Principles Investigation of The Electronic Properties of Monolayer MoS₂ Using DFT-Based QuantumATK Simulations
In this work, the electronic properties of monolayer molybdenum disulfide (MoS2) were investigated using density functional theory (DFT) within the QuantumATK simulation environment. The band structure and density of states (DOS) calculations reveal that MoS2 possesses a direct band gap of 1.74 eV…
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Journal Article
Deep Learning-Based MRI Denoising Using Noise Statistics Derived from Physical Phantom Measurements
High-quality MRI images are essential for accurate definition of target volumes and organs at risk, as well as for correct registration with CT scans when planning radiotherapy. The aim of this work is to develop a robust denoising method that improves visualization of brain structures and…
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Journal Article
Cryogenic Material and Electrophysical Changes in Si and GaAs
This study presents a comprehensive investigation of the cryogenic electrical and material behavior of silicon (Si) and gallium arsenide (GaAs) over a wide temperature range from 4 to 300 K and doping concentrations spanning intrinsic conditions up to 1×10¹⁸ cm⁻³. The temperature-dependent…
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