Zobrazeno 1 - 10
of 894
pro vyhledávání: '"A G, Smirnov"'
Autor:
Nadezhda Yu. Kirillova, Alexander A. Kirillov, Alexander B. Ruchin, Dmitry G. Smirnov, Maxim A. Alpeev, Sergei V. Shchenkov, Victoria A. Vekhnik
Publikováno v:
Acta Biologica Sibirica, Vol 10, Pp 1165–1184-1165–1184 (2024)
Most existing data on the distribution of living organisms are usually contained in various taxonomic publications, checklists and natural history collections. As a result, these data tend to be often difficult to generalize. Biodiversity databases a
Externí odkaz:
https://doaj.org/article/745020a2992041b2aa0a80c58de3b3c3
Publikováno v:
Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 2 (2024)
Background. The inverse problem of calculating coefficients in the Havriliak – Negami model is considered in order to determine the structure of an inhomogeneous dielectric object based on the determination of parameters and analysis of the frequen
Externí odkaz:
https://doaj.org/article/a09fea6dc85a4994a2914f209289bfe3
Autor:
M. A. Mirzaev, I. G. Smirnov
Publikováno v:
Сельскохозяйственные машины и технологии, Vol 18, Iss 1, Pp 96-100 (2024)
The paper highlights that the escalation in the use of pesticides and agrochemicals poses a significant risk to human health, environmental integrity, and food safety. The predominant method of pesticide application is crop spraying. Improved efficie
Externí odkaz:
https://doaj.org/article/a9cc2deee3c641fbb08e90b038756516
Autor:
Yury G. Smirnov, Stanislav V. Tikhov
Publikováno v:
Физика волновых процессов и радиотехнические системы, Vol 26, Iss 4, Pp 68-77 (2024)
Background. Guiding properties of waveguiding structures with graphene are of great importance for various applications and have been studied in many papers. In all such studies, graphene was characterized, as a rule, by linear surface conductivity.
Externí odkaz:
https://doaj.org/article/3e1d0d06dc564a51a847ee2fd3ad40ef
Autor:
Yuriy G. Smirnov
Publikováno v:
Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 1 (2024)
Background. The problem of solvability of the electric field integral equation for non-absorbing media is considered. Materials and methods. The method of quadratic forms is applied to investigation of the operators of the problem. Results and conclu
Externí odkaz:
https://doaj.org/article/524d308f0b2a45c98498d71b3fd2d801
Publikováno v:
Сельскохозяйственные машины и технологии, Vol 17, Iss 3, Pp 27-33 (2023)
Currently, precision gardening necessitates the use of robotic universal platforms featuring modular multi-fan sprayers, typically equipped with 4-6 fans. As new technologies emerge, the demands placed on spraying ventilation systems are also evolvin
Externí odkaz:
https://doaj.org/article/a3d595552123407c9dbddf14e23999f2
Publikováno v:
Сельскохозяйственные машины и технологии, Vol 17, Iss 1, Pp 25-34 (2023)
A model of the movement of a robotic platform adapted to the conditions of an industrial orchard is proposed. (Research purpose) Development of a motion control system for an autonomous robotic wheeled platform based on inertial and satellite navigat
Externí odkaz:
https://doaj.org/article/d669aa9d70da4267ba62e8b6ccca127c
Autor:
Yuriy G. Smirnov, Marina A. Moskaleva
Publikováno v:
Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 4 (2023)
Background. The problem of electromagnetic waves’ propagation in a dielectric rod of arbitrary cross-section covered with a layer of graphene, which is considered infinitely thin, is considered. The main problem in describing the process of wave pr
Externí odkaz:
https://doaj.org/article/bcb9801a51fa48b585955c493491bb42
Autor:
Yuriy G. Smirnov, Dar'ya A. Labutkina
Publikováno v:
Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 3 (2023)
Background. A scalar three-dimensional boundary value problem of wave diffraction on an inhomogeneous scatterer for the Helmholtz equation with a nonlinear dependence of the scattering wavenumber on the field is considered. Materials and methods. The
Externí odkaz:
https://doaj.org/article/39780eead7ee489eaabd3f6cb0c93181
Autor:
Yuriy G. Smirnov
Publikováno v:
Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 3 (2023)
Background. The problem of electromagnetic waves propagation in a dielectric rod of arbitrary cross-section covered with a layer of graphene, which is considered infinitely thin, is considered. The main problem in describing the process of wave propa
Externí odkaz:
https://doaj.org/article/08e9741907df4e028574a73700c35eb1