Actual problems of Mathematics, Physics and Mecanics
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Actual problems of Mathematics, Physics and Mecanics
IMPACT OF RADON ON THE HUMAN BODY AND HEALTH THREATS
The analysis of the literature data on the nature of Radon, about its physical and chemical properties is carried out. The danger of Radon is presented for a person from the point of view of medicine. The ways to reduce its danger are listed. At the same time, the literature data are presented in...
3 January 2023, 21:50
BOUNDARY CONDITIONS WHEN CHOOSING GATE-OXIDE MATERIAL ON NANOSIZED DIFFERENT FinFETs
This article presents a method for calculating the electrical capacitance of the gate-oxide in field-effect transistors with an isolated gate. The choosing of the thickness of the oxide layer depending on the type of oxide material is shown at a constant capacity of the oxide layer....
3 December 2022, 21:50
RELATION OF m - CONVEX FUNCTIONS WITH STRONGLY m - SUBHARMONIC FUNCTIONS
In this article, the relation between twice smooth m - convex (m cv - ) functions in real space and strongly m - subharmonic (m sh) functions in complex space is studied....
3 December 2022, 21:50
INTEGRATION OF THE KAUP-BOUSSINESQ TYPE SYSTEM VIA INVERSE SCATTERING METHOD.
The article considered the Kaup-Boussinesq type system. It is shown that the system is a fully integrable system. Exactly, the time evolution of the scattering data for a quadratic pencil of Sturm-Liouville operator is founded. The obtained equalities completely determine the scattering data for...
3 August 2022, 21:50
INTEGRATION OF THE LOADED SECOND-ORDER KORTEWEG-DE VRIES EQUATION WITH A FREE TERM INDEPENDENT OF THE SPATIAL VARIABLE
In this paper, the method of the inverse spectral problem is applied to the integration of the loaded second-order Korteweg-de Vries equation with a free term independent of the spatial variable in the class of periodic functions....
3 January 2022, 21:59
NONLINEAR COEFFICIENT INVERSE PROBLEM OF HEAT CONDUCTION EQUATIONS
This work studies the reciprocal sum of the heat distribution process in multivendor environment. Using the temperature, specified on the parts of the border, the coefficient of thermal conduction is finding. The iterative method is offered....
3 December 2021, 21:59
STREAMING RUN FOR THE COEFFICIENT INVERSE PROBLEM OF HEAT PROPAGATION IN A MATERIAL
The paper studies the inverse problem of heat propagation in an inhomogeneous medium. The calculation formulas for solving the problem posed by the stream sweep method are derived....
3 December 2021, 21:59
METHODS OF TEACHING PARALLEL PROGRAMMING METHODS IN HIGHER EDUCATION
This article contains current issues of teaching information and communication technologies (ICT) specialists, the formation of the necessary frills of parallel programs. High-effective systems provide methodical technologies to acquire practical skills on the organization of parallel calculations....
3 October 2021, 21:58
MAGNETIC PROPERTY OF THE SUPERPARAMAGNETIC FLUID CONTAINING Ni0.5Co0.5Fe2O4 NANOPARTICLES
In this work the magnetic fluids based on the Ni0.5Co0.5Fe2O4 nanoparticles have been obtained by the chemical co-precipitation method. Morphological analysis, elemental composition of the Ni0.5Co0.5Fe2O4 nanoparticles and magnetization of the magnetic fluid were studied by transmission electron...
3 October 2021, 21:58
m - CONVEX FUNCTIONS AND THEIR PROPERTIES
In this work studies m - convex functions and some of their properties, in particular, approximation of m - convex functions and proved the m - convexity of the limit sequences of m - convex functions, m - convexity of maximum of the finite number of convex functions....
3 September 2021, 21:57