Zobrazeno 1 - 10
of 456
pro vyhledávání: '"A. P. Vorozhtsov"'
Publikováno v:
Опухоли головы и шеи, Vol 14, Iss 1, Pp 70-76 (2024)
Juvenile nasopharyngeal angiofibroma is a benign, highly vascularized tumor that occurs mainly in children and young men of pubertal age 9-19 years old. Often manifested by difficulty in nasal breathing and nosebleeds. We report a 16-year-old boy wit
Externí odkaz:
https://doaj.org/article/d31d47b3e99049919b710cb7a8d8f8c4
Autor:
Nikolai I. Vorozhtsov, Diana D. Korablina, Elena I. Kalenikova, Lyudmila A. Sviridova, Aneliia I. Petkova, Anna A. Moiseeva, Viktor A. Tafeenko, Aida N. Ataeva, Bakhu V. Makhmudova, Alina A. Markova, Alexander A. Shtil, Nikolai V. Zyk, Elena K. Beloglazkina
Publikováno v:
Results in Chemistry, Vol 9, Iss , Pp 101632- (2024)
Two series of novel Cu (II) (4a–e) and Ni (II) (5a–e) complexes bearing 1-(N-phenylthiocarbamoyl)-pyrazoline ligands (3a–e) were synthesized and characterized. The structures of Ni (II) complexes 5a, c were confirmed by X-ray crystallography; b
Externí odkaz:
https://doaj.org/article/5e0a93cf7b7f486699687f9605c2338f
Publikováno v:
Горные науки и технологии, Vol 8, Iss 4, Pp 341-349 (2023)
The mining, transportation, and processing of coal involve the formation and emission of significant amounts of particulate matter, which includes coal dust. The most commonly employed method for controlling coal dust in an air is water spray dust su
Externí odkaz:
https://doaj.org/article/8b3604d5243d49d78f67a4b8ff623e04
Autor:
Bauche, J., Biskup, B., Cascella, M., Chappell, J., Chritin, N., Cooke, D., Deacon, L., Deliege, Q., Gorgisyan, I., Hansen, J., Jolly, S., Keeble, F., La Penna, P., Mazzoni, S., Godoy, D. Medina, Petrenko, A., Quattri, M., Schneider, T., Sherwood, P., Vorozhtsov, A., Wing, M.
A magnetic spectrometer has been developed for the AWAKE experiment at CERN in order to measure the energy distribution of bunches of electrons accelerated in wakefields generated by proton bunches in plasma. AWAKE is a proof-of-principle experiment
Externí odkaz:
http://arxiv.org/abs/1902.05752
Publikováno v:
FirePhysChem, Vol 2, Iss 4, Pp 382-387 (2022)
The problem of utilization of solid rocket motors (SRM) with large-sized charges is a relevant objective. This is due to the decommissioning of SRM that failed or were rejected during production and operation, as well as with the implementation of st
Externí odkaz:
https://doaj.org/article/14f9524c26a74d5cb58c3529d0a1ecdd
Autor:
Anastasia A. Akhmadieva, Anton P. Khrustalev, Mikhail V. Grigoriev, Ilya A. Zhukov, Alexander B. Vorozhtsov
Publikováno v:
Metals, Vol 14, Iss 1, p 71 (2024)
The paper studies the influence of the content of aluminum nitride nanoparticles on the structure and mechanical properties of the ZK51A magnesium alloy. The microstructure investigations with optical and electron microscopy show that 1 wt.% AlN prom
Externí odkaz:
https://doaj.org/article/257ff44ef7ad48ee8a2431a2097ee247
Publikováno v:
RUDN Journal of Ecology and Life Safety, Vol 30, Iss 2, Pp 153-163 (2022)
The analysis of the particle size of suspended solids in snow samples from various areas near the coal-mining enterprise “Razrez Arshanovsky” LLC in the Republic of Khakassia. Snow sampling sites of the snow cover were located in the area of the
Externí odkaz:
https://doaj.org/article/d8a5335ea9fb4feb8afffa0a266344f4
An improved fully polynomial-time approximation scheme and a greedy heuristic for the fractional length-bounded maximum multicommodity flow problem with unit edge-lengths are proposed. Computational experiments are carried out on benchmark graphs and
Externí odkaz:
http://arxiv.org/abs/1708.00774
Autor:
Dmitrii Tkachev, Yana Dubkova, Alexander Zhukov, Yanis Verkhoshanskiy, Alexander Vorozhtsov, Ilya Zhukov
Publikováno v:
Polymers, Vol 15, Iss 21, p 4252 (2023)
Digital light processing (DLP) or stereolithography is the most promising method of additive manufacturing (3D printing) of products based on high-energy materials due to, first of all, the absence of a high-temperature impact on the material. This p
Externí odkaz:
https://doaj.org/article/e34b0b42144d477399f22a02d2fdf6d7
Publikováno v:
Metals, Vol 13, Iss 10, p 1741 (2023)
This paper studies the feasibility of fabricating pseudo-alloys based on a W-Cu system through vacuum sintering of spherical bimetallic particles synthesized using the electric explosion of copper–tungsten wires in argon. The effects of the sinteri
Externí odkaz:
https://doaj.org/article/5ca65b67c3ff4d0aac18b8174de967c1