Zobrazeno 1 - 10
of 130
pro vyhledávání: '"V P, Alekseev"'
Publikováno v:
Pribory i Metody Izmerenij, Vol 15, Iss 2, Pp 131-141 (2024)
Experimental studies of the surface of non-metallic materials have been carried out to determine the roughness parameters of materials such as leather, bone, wood, plastic after processing the surface of materials with a laser beam. To assess the qua
Externí odkaz:
https://doaj.org/article/5ad296eeea5c4d5a98fde42b50db82a6
Autor:
S. D. Rumyantsev, V. Y. Alekseev, A. V. Sorokan, G. F. Burkhanova, E. A. Cherepanova, I. V. Maksimov, S. V. Veselova
Publikováno v:
Вавиловский журнал генетики и селекции, Vol 28, Iss 3, Pp 276-287 (2024)
Beneficial endophytic bacteria can suppress the development of insect pests through direct antagonism, with the help of metabolites, or indirectly by the induction of systemic resistance through the regulation of hormonal signaling pathways. Lipopept
Externí odkaz:
https://doaj.org/article/e5c212d9de4b49ac885dc605c95418e8
Publikováno v:
Georesursy, Vol 23, Iss 4, Pp 116-123 (2024)
It is known that one of the main nowadays problems of subsoil use is the depletion of reserves. Every year many researchers pay attention on mining waste as a source of replenishment of the resource base. Disputes on the prospects of processing techn
Externí odkaz:
https://doaj.org/article/77ad559fe7894fb68abf1f83e79a0a21
Publikováno v:
Pribory i Metody Izmerenij, Vol 14, Iss 3, Pp 207-213 (2023)
Modern tools of water supply systems monitoring at enterprises or in the housing sector use laser liquid sensing systems. In this case, as a rule, laboratory analyses of the obtained liquid samples are used, as well as spectral analysis methods when
Externí odkaz:
https://doaj.org/article/a1f7bd8b2f8946cbb7cf23e7dfd6fc25
Publikováno v:
Pribory i Metody Izmerenij, Vol 14, Iss 2, Pp 106-114 (2023)
Water area pollution by microplastic particles smaller than 5 mm is a serious environmental problem. Usually, studies of water pollution are carried out by taking water samples with their further analysis in the laboratory. Therefore, study of the wa
Externí odkaz:
https://doaj.org/article/dbb8651ca33c4982ba172cd896ba07e2
Autor:
A. A. Zemlianskova, V. R. Alekseev, A. N. Shikhov, A. A. Ostashov, N. V. Nesterova, O. M. Makarieva
Publikováno v:
Лëд и снег, Vol 63, Iss 1, Pp 71-84 (2023)
The huge Anmangynda aufeis is located in the valley of the river of the same name in the Magadan region in North-East of Russia. This is the only in the world aufeis site with a 30-years period of ground-based observations (1962–1991). The material
Externí odkaz:
https://doaj.org/article/a50b176ee22d45cdb2d8f5bd7499c9da
Publikováno v:
Pribory i Metody Izmerenij, Vol 14, Iss 1, Pp 44-53 (2023)
At present time widespread use of autonomous laser systems supposes reducing of supply energy, consumed by laser sources that are included in their composition and at the same time increasing of their output energy characteristics. The objective of t
Externí odkaz:
https://doaj.org/article/b46cd6ace47741f9913171600438a8a9
Autor:
V. E. Alekseev
Publikováno v:
История: факты и символы, Vol 0, Iss 1, Pp 7-19 (2023)
The article discusses the main stages of development of the Sheskharis wine estate: from the early period of development of the Black Sea coast of the Caucasus - the creation of the first cultural sites, to the beginning of the Great Patriotic War. T
Externí odkaz:
https://doaj.org/article/99cec25acc9e4ad590673de287b7b0df
Publikováno v:
Âderna Fìzika ta Energetika, Vol 24, Iss 1, Pp 67-71 (2023)
In order to increase the solubility of p-terphenyl molecules, their structure was modified with tert-butyl groups. A derivative of p-terphenyl 2,4,4′-tris-tert-butyl-1,1′:4′,1′-terphenyl was obtained. The new activator was used to obtain poly
Externí odkaz:
https://doaj.org/article/c2070f3f21034533a93f2ebdcb62daec
Publikováno v:
Âderna Fìzika ta Energetika, Vol 23, Iss 3, Pp 212-216 (2022)
One of the problems in creating a radiation-hard scintillation composition on a polysiloxane base is the search for a radiation-hard activator capable of dissolving in such a base in sufficient quantity. In this work, in order to improve the solubili
Externí odkaz:
https://doaj.org/article/b3b75636ecae46dd99847b634c3754a8