Физика список научных статей
-
ПОЛНОСТЬЮ ВОЛОКОННЫЙ СЕНСОР, ОСНОВАННЫЙ НА КОНСТРУКЦИИ ИЗ МАЛОМОДОВОГО ВОЛОКОННОГО СМЕЩЕНИЯ С КАСКАДНЫМ СОЕДИНЕНИЕМ ВОЛОКОННОЙ РЕШЕТКИ С БОЛЬШИМ ИНТЕРВАЛОМ, ИСПОЛЬЗУЕТСЯ ДЛЯ ОПРЕДЕЛЕНИЯ ИСКРИВЛЕНИЯ И ПРОВЕДЕНИЯ АКУСТИЧЕСКИХ ИЗМЕРЕНИЙ
Для измерения кривизны и акустического сигнала предложен и продемонстрирован полностью волоконный датчик на основе одномодовой, маломодовой, одномодовой структуры офсетного сращивания волокон, соединенной каскадом с длиннопериодной волоконной решеткой. Мода высокого порядка создается в маломодовом...
2023 / Тажибаев Илхом Бахтиёрович
-
Nanophotonic detection of tumor markers and micrometastases with conjugates of single-domaine antibodies and quantum dots
To improve cancer prognosis, early detection of the disease is one of the main purposes in diag-nostic approaches. In this regard, the rapidly progressing field of nanotechnology is considered a power-ful tool in cancer diagnostic and therapeutic applications. The use of nanophotonic materials...
2023 / Igor Nabiev -
Diamond nanothermometer
Future progress in studying intracellular thermodynamics needs an instrumentation revolution allow-ing local control of thermogenesis at micro/nanoscale, control of heat dissipation and heat energy conversion to other electrochemical energy types [1]. Nanodiamonds hosting temperature-sensing...
2023 / Igor Vlasov -
ИСПОЛЬЗОВАНИЕ ТЕОРИИ ФУНКЦИЙ КОМПЛЕКСНОЙ ПЕРЕМЕННОЙ В ФИЗИЧЕСКИХ И ТЕХНИЧЕСКИХ ИССЛЕДОВАНИЯХ
В данной статье рассматривается применение теории функций комплексной переменной в современных физических и технических исследованиях для решения задач и анализа данных. Обсуждается важность комплексного анализа для понимания фундаментальных принципов различных областей науки и техники, а также его ...
2023 / Аннамаммедов Сейранмаммед Достмаммедович -
Проблема реальности сил инерции и инерциальной системы отсчёта в физических системах
Проблема реальности сил инерции и инерциальной системы отсчета является дискуссионной и противоречивой темой в академической среде. Актуальность исследования заключается в том, что силы инерции возникают в момент времени, когда тела движутся в инерциальных системах отсчета, в тоже время измерение и ...
2023 / Син ГуйянВАК -
On the Calculation of the Poiseuille Number in the Annular Region for Non-isothermal Gas Flow
A slow longitudinal non-isothermal gas flow in the annular region caused by small pressure and temperature drops across a long micro-channel is considered in the paper. A method for calculating the values of the Poiseuille number in the transitional gas flow regime is proposed. The method is based...
2023 / Oksana V. Germider, Vasily N. PopovScopusВАКRSCIESCI -
Definition of Lifetime due to Wave-Particle Interactions for the Pitch Angle of 90 Degrees
One of very important, but still it is not enough the investigated problems in the theoretical physics of the Earth’s magnetosphere is the definition of lifetime of the charged particles due to waveparticle interactions. Therefore for the pitch angle of 90 degrees as mathematical model is offered...
2023 / Sergei V. SmolinScopusВАКRSCIESCI -
Identities Related to Homo-derivation on Ideal in Prime Rings
This study aims to investigate the commutativity of a prime ring R with a non-zero ideal f and a homo-derivation v that satisfies certain algebraic identities. We also provided some examples of why our results hypothesis is essential.
2023 / Nadeem Ur Rehman, Hafedh AlnoghashiScopusВАКRSCIESCI -
MD Investigations of of Heat Flow throw Interfaces in 1D Systems
Molecular dynamic calculations (MD) of heterogeneous 1D periodical systems are presented. It is proposed the new technique of direct calculations of thermal conductivity, where there is only one thermostat in one piece of unit cell as well as another piece where artificial friction forces act on...
2023 / Alexander S. Fedorov, Maxim A. Visotin, Oleg A. Sosedkin, Egor V. EremkinScopusВАКRSCIESCI -
Creeping Three-dimensional Convective Motion in a Layer with Velocity Field of a Special Type
Problem of three-dimensional motion of a heat-conducting fluid in a channel with solid parallel walls is considered. Given temperature distribution is maintained on solid walls. The liquid temperature depends quadratically on the horizontal coordinates, and the velocity field has a special form....
2023 / Andrei A. AzanovScopusВАКRSCIESCI -
Modeling of Electric Field Impact on a Cholesteric Liquid Crystal Layer
A new mathematical model is proposed to describe the spatial static state of a cholesteric liquid crystal. The model is constructed with the assumption of elastic resistance of a liquid crystal under weak mechanical action or under disturbance of electric field. Along with rotational degrees of...
2023 / Vladimir M. Sadovskii, Oxana V. Sadovskayay, Irina V. SmolekhoScopusВАКRSCIESCI -
Drift of a Free-floating Body in a Convective Layer Heated by Radiation
The one-dimensional dynamics of a disk floating freely at a fixed depth in a layer of liquid under conditions of natural convection caused by radiation heating was studied experimentally. It was shown that the dynamics of the disk depends on its optical properties. A disk with a light-reflecting...
2023 / Andrei Yu.Vasiliev, Elena N. Popovay, Peter G. Frickz, Andrei N. SukhanovskiiScopusВАКRSCIESCI -
Green Function of Quantum Particle Moving in Two-dimensional Annular Potential
In this work, we present a new result which concerns the obtainment of the Green function relative to the time-independent Schrodinger equation in two dimensional space. The system considered in this work is a particle that have an energy E and moves in an axi-symmetrical potential. Precisely, we...
2023 / Brahim Benali, Said Douis, Mohammed Tayeb MeftahScopusВАКRSCIESCI -
Effect of Permittivity on the Ionic Boundary Layer upon Protonation of Lithium Niobate
The paper presents the results of a numerical study of the behavior of proton exchange reaction products after they enter benzoic acid, which interacts with a lithium niobate crystal. The theoretical model based on the continuous media approximation considers the convective transfer and diffusion...
2023 / Vitaly A. Demin, Maxim I. Petukhovy, Roman S. Ponomarev, Mariana K. KunevaScopusВАКRSCIESCI -
Flow and Heat Transfer Characteristics during the Flow around Tandem of Circular Cylinders
The forced convection into the tandem circular cylinders is investigated using gradient heatmetry and particle image velocimetry-based experiments. The study’s objective is to understand the effect of geometry on the flow characteristics and heat transfer coefficient distribution over the heat...
2023 / Vladimir V. Seroshtanov, Marina D. Selezneva, Vladislav A. Maslov, Andrey A. GusakovScopusВАКRSCIESCI -
Investigation of the Effect of Air Admission on the Vortex Structure of the Flow in a Tangential Chamber
In the work, numerical simulations of a turbulent swirling flow in a model tangential chamber were performed. Depending on the swirl number and water flow discharge, various flow regimes are observed: a column vortex, a spiral vortex, a double spiral vortex. In this paper, a study was made of...
2023 / Dmitriy V. Platonov, Andrey V. Sentyabov, Andrey V. Minakov, Sergey I. ShtorkScopusВАКRSCIESCI -
Manifestation of Slow Dynamics in Multilayer Nanostructures with Different Thicknesses of Magnetic Films
The results of a numerical Monte Carlo study of the behavior of a trilayer nanostructure with magnetization oriented in the film plane with ferromagnetic film thicknesses N = 3 and 21 MLs are presented. The non-equilibrium behavior of the structure has been investigated at the critical temperatures ...
2023 / Vladimir V. Prudnikov, Marina V. Mamonovay, Dmitry A. Druzievz, Valeria V. KhitrintsevaмScopusВАКRSCIESCI -
Lang-Firsov Transformation in the Generalized Tight-binding Method
The effects of strong electron-phonon interaction in a realistic model of a system with strong Coulomb correlations are analyzed using the Lang and Firsov transformation. It is shown that polaronic and bipolaronic transformations, widely discussed in the literature and associated with a smooth or...
2023 / Alexander V. Dudarev, Elena I. ShneyderScopusВАКRSCIESCI -
Changes of the Fermi Surface Topology in the Three-orbital Model for Iron Pnictides with the Spin-orbit Coupling
Effect of the spin-orbit coupling on the band structure and the Fermi surface of the three-orbital model is studied. The inter-orbital part of the model is reformulated to fully conform with the iron lattice symmetry. Because there are two iron ions in the unit cell, we introduce the intra- and...
2023 / Danil A. Ivanov, Yuliya N.Togushova, Maxim M.KorshunovScopusВАКRSCIESCI -
Symmetry Analysis of Radial Profiles of Magnetic Skyrmions
The search for analytical profiles of chiral magnetic structures such as 2D magnetic skyrmions (MS) is important for their theoretical study. Since the Euler–Lagrange (EL) equations for such excitations are not solved exactly, the MSs are described using analytical ansatzs. In this work, we...
2023 / Eugenia O. Enkova, Vitaly A. Stepanenko, Maksim S. ShustinScopusВАКRSCIESCI
