Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Volodymyr Medianyk"'
Publikováno v:
Rudarsko-geološko-naftni Zbornik, Vol 35, Iss 2, Pp 23-31 (2020)
In this article, variants of technological designing of new mining enterprise levels for obtaining the skills of engineering task execution are considered. The complex approach for the justification of a mine’s parameters is examined. The combinati
Externí odkaz:
https://doaj.org/article/c9fe6edf7c4d43f592ba0c4de74ed688
Publikováno v:
Mining of Mineral Deposits. 17:28-34
Purpose. The research purpose is to develop a mathematical model of a pressureless flow in a channel with the occurrence in some areas of overflow layer through the wall. Using this model, it is possible to calculate the overflow layer height and len
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cb2839295a9447aa4c18dc93b5d53aba
https://doi.org/10.33271/mining17.01.028
https://doi.org/10.33271/mining17.01.028
Autor:
Vadym Kovalenko, Valerii Kotok, Dmitriy Girenko, Mykola Nikolenko, Dmytro Andreiev, Volodymyr Verbitskiy, Volodymyr Medianyk, Svetlana Morozova, Rovil Nafeev
Publikováno v:
Eastern-European Journal of Enterprise Technologies. 1:58-65
Nickel hydroxides are widely used as electrochemically active substances in alkaline batteries and hybrid supercapacitors; they can be used for electrocatalysis, in electrochemical sensors, and as pigments. Knowledge of the formation mechanism of nic
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::de99b7fbec30ffe7c6244af0b8792799
https://doi.org/10.15587/1729-4061.2023.272673
https://doi.org/10.15587/1729-4061.2023.272673
Autor:
Vadym Kovalenko, Valerii Kotok, Anton Dopira, Gregorio Guadalupe Carbajal Arizaga, Volodymyr Verbitskiy, Volodymyr Medianyk, Oksana Berzenina, Inna Anataichuk
Publikováno v:
Eastern-European Journal of Enterprise Technologies. 4:6-15
A simple mechanical method (grinding and sieving) was proposed to separate the composite into carotenoid-enriched and LDH-enriched materials. The method is based on the internal self-abrasion of the composite when grinding solid particles of LDH as g
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bd559995818bd0becc211afddc88671a
https://doi.org/10.15587/1729-4061.2022.263169
https://doi.org/10.15587/1729-4061.2022.263169
Nickel foam is widely used as a current lead/current collector and as the base of nickel hydroxide electrodes for hybrid supercapacitors. An investigation of the influence of activation conditions for a commercial sample of nickel foam produced by Li
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a7fa3ce2e6b7717cce281c0ecfa6dc40
https://zenodo.org/record/7283705
https://zenodo.org/record/7283705
Publikováno v:
Rudarsko-geološko-naftni Zbornik, Vol 35, Iss 2, Pp 23-31 (2020)
In this article, variants of technological designing of new mining enterprise levels for obtaining the skills of engineering task execution are considered. The complex approach for the justification of a mine’s parameters is examined. The com- bina
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cf6ef3279c66eafea176c81f5026caf8
https://doi.org/10.17794/rgn.2020.2.3
https://doi.org/10.17794/rgn.2020.2.3
Publikováno v:
E3S Web of Conferences, Vol 201, p 01027 (2020)
Paper presents the research results of the relationship revealed between the mined ore dilution factors and the geological structure and properties of the hanging wall rocks. The research methodology is in the analysis of the structure and properties
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5cd7cdb59ad362bc46dffa0552ec95d0
https://doi.org/10.1051/e3sconf/202020101027
https://doi.org/10.1051/e3sconf/202020101027
Autor:
Volodymyr Medianyk, Oleksii Cherniaiev
Publikováno v:
E3S Web of Conferences, Vol 60, p 00037 (2018)
The objective of this work is to develop the technological measures for liquidation of technogenic disturbances that have arisen within the residential areas. Based on the results of geophysical studies, the causes and factors of Earth’s surface ca
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ab9abd90b74ac0d74fcafb572667e34f
https://doi.org/10.1051/e3sconf/20186000037
https://doi.org/10.1051/e3sconf/20186000037