Электронная библиотека (репозиторий) Томского государственного университета
Shapovalov, Alexander V.

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Source: Symmetry. 2019. Vol. 11, № 3. P. 366 (1-19)
Type: статьи в журналах
Date: 2019
Description: We propose an approximate analytical approach to a (1+1) dimensional two-component system consisting of a nonlocal generalization of the well-known Fisher–Kolmogorov–Petrovskii– Piskunov (KPP) populat ... More
Source: International journal of geometric methods in modern physics. 2018. Vol. 15, № 6. P. 1850102 (1-30)
Type: статьи в журналах
Date: 2018
Description: A semiclassical approximation approach based on the Maslov complex germ method is considered in detail for the one-dimensional nonlocal Fisher–Kolmogorov–Petrovskii–Piskunov (Fisher–KPP) equation unde ... More
Source: Russian physics journal. 2018. Vol. 60, № 9. P. 1461-1468
Type: статьи в журналах
Date: 2018
Description: The modified Fisher–Kolmogorov–Petrovskii–Piskunov equation with quasilocal quadratic competitive losses and variable coefficients in the small nonlocality parameter approximation is reduced to an equ ... More
Source: Journal of biomedical optics. 2018. Vol. 23, № 4. P. 045001-1-045001-8
Type: статьи в журналах
Date: 2018
Description: The ability to diagnose oral lichen planus (OLP) based on saliva analysis using THz time-domain spectroscopy and chemometrics is discussed. The study involved 30 patients (2 male and 28 female) with O ... More
Source: Russian physics journal. 2018. Vol. 61, № 6. P. 1093-1099
Type: статьи в журналах
Date: 2018
Description: A self-consistent model of the dynamics of a cellular population described by the generalized Fisher–Kolmogorov–Petrovskii–Piskunov equation with nonlocal competitive losses and interaction with the e ... More
Source: Symmetry. 2018. Vol. 10, № 3. P. 53 (1-26)
Type: статьи в журналах
Date: 2018
Description: This review deals with ideas and approaches to nonlinear phenomena, based on different branches of physics and related to biological systems, that focus on how small impacts can significantly change t ... More
Source: Proceedings of SPIE. 2017. Vol. 10063 : Dynamics and fluctuations in biomedical photonics XIV, 29–30 January 2017, San Francisco, California, United States. P. 100630R-1-100630R-7
Type: статьи в журналах
Date: 2017
Description: The ability of diagnostics of oral lichen planus (OLP) based on spectral analysis of saliva using the THz spectroscopy is presented. The study included 8 patients with clinically proven OLP. The compa ... More
Source: Russian physics journal. 2017. Vol. 59, № 11. P. 1956-1961
Type: статьи в журналах
Date: 2017
Description: Noncommutative integration of the Klein–Gordon and Dirac relativistic wave equations in (2+1)-dimensional Minkowski space is considered. It is shown that for all non-Abelian subalgebras of the (2+1)-d ... More
Source: Russian physics journal. 2017. Vol. 59, № 9. P. 1349-1356
Type: статьи в журналах
Date: 2017
Description: A quasistationary solution of a two-component system of first-order telegraph equations on an interval with time-dependent conditions is constructed, where these conditions are prescribed at interior ... More
Source: Russian physics journal. 2017. Vol. 60, № 2. P. 284-291
Type: статьи в журналах
Date: 2017
Description: The one-dimensional Fokker–Planck–Kolmogorov equation with a special type of nonlocal quadratic nonlinearity is represented as a consistent system of differential equations, including a dynamical syst ... More
Source: Journal of physics A: Mathematical and theoretical. 2016. Vol. 49, № 30. P. 305203 (1-17)
Type: статьи в журналах
Date: 2016
Description: In this paper we construct asymptotic solutions for the nonlocal multidimensional Fisher–Kolmogorov–Petrovskii–Piskunov equation in the class of functions concentrated on a one-dimensional manifold (c ... More
Source: Proceedings of SPIE. 2016. Vol. 10035 : 22nd International Symposium Atmospheric and Ocean Optics: Atmospheric Physics, 30 June–03 July 2016, Tomsk, Russian Federation. P.100350A-1-100350A-6
Type: статьи в журналах
Date: 2016
Description: We examined possibilities of the Kalman filter for reducing the noise effects in the analysis of absorption spectra of gas samples, in particular, for samples of the exhaled air. It has been shown tha ... More
Source: Proceedings of SPIE. 2016. Vol. 10035 : 22nd International Symposium Atmospheric and Ocean Optics: Atmospheric Physics, 30 June–03 July 2016, Tomsk, Russian Federation. P. 100350B-1-100350B-6
Type: статьи в журналах
Date: 2016
Description: In this work we studied applicability of the laser spectroscopy for fixing differences in composition of exhaled air depending on the position of the body in different physical states. Using principal ... More
Source: Journal of Physics: Conference Series. 2016. Vol. 670. P. 012046 (1-13)
Type: статьи в журналах
Date: 2016
Description: We consider an integro-differential 2-component multidimensional Gross-Pitaevskii equation with a Manakov-type cubic nonlocal nonlinearity. In the framework of the WKB-Maslov semiclassical formalism, ... More
Source: Journal of Physics: Conference Series. 2016. Vol. 670. P. 012015 (1-12)
Type: статьи в журналах
Date: 2016
Description: Integration of the Dirac equation with an external electromagnetic field is explored in the framework of the method of separation of variables and of the method of noncommutative integration. We have ... More

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