Zobrazeno 1 - 10
of 252
pro vyhledávání: '"Hydrogen index"'
Publikováno v:
Journal of Asian Earth Sciences: X, Vol 12, Iss , Pp 100181- (2024)
Permian deposits in the Indian Peninsula have long been a significant source of coal and have great potential for hydrocarbon exploration. Here we present results of megafloral, palynological, and geochemical analysis of the Late Artinskian-Kungurian
Externí odkaz:
https://doaj.org/article/6952a038490945cf9d849357aa4b5b1e
Autor:
N. Ye. Grynevych, Yu. V. Osadcha, N. V. Semaniuk, A. O. Sliusarenko, M. M. Svitelskyi, A. M. Trofymchuk, V. S. Zharchynska, O. A. Khomiak
Publikováno v:
Науковий вісник Львівського національного університету ветеринарної медицини та біотехнологій імені С.З. Гжицького. Серія: Сільськогосподарські науки, Vol 26, Iss 100, Pp 247-254 (2024)
The article describes the results of hydrochemical analysis of the water of breeding pond No. 1A of PrJSC “Vilshanka” in the spring-autumn period of 2023 for the cultivation of carp (Cyprinus carpio) and sterlet (Acipenser ruthenus) in polycultur
Externí odkaz:
https://doaj.org/article/89c5b55ca22f4e6e841dd732a83db8e4
Publikováno v:
Journal of Petroleum Exploration and Production Technology, Vol 13, Iss 12, Pp 2387-2415 (2023)
Abstract The importance of characterizing kerogen type in evaluating source rock and the nature of hydrocarbon yield is emphasized. However, traditional laboratory geochemical assessments can be time-intensive and costly. In this study, an innovative
Externí odkaz:
https://doaj.org/article/eacccb1589a54787baa516738b126954
Autor:
O. Buzhyn
Publikováno v:
Екологічна безпека та збалансоване ресурсокористування, Vol 14, Iss 1, Pp 33-42 (2023)
Environmental safety depends on the level of energy security development. Combustible minerals play a leading role in ensuring energy security. Solid combustible minerals make up a significant proportion in the total mass of combustible minerals. Cur
Externí odkaz:
https://doaj.org/article/f4372909730d446988359a888a57585d
Autor:
M.G. Fazlyyyakhmatov, I.N. Shamanov, B.V. Sakharov, N.M. Khasanova, M.A. Varfolomeev, G.G. Samosorov, M.O. Pastukhov
Publikováno v:
Učënye Zapiski Kazanskogo Universiteta. Seriâ Estestvennye Nauki, Vol 165, Iss 2, Pp 322-339 (2023)
Molecular group composition analysis of mineral oils is helpful to predict the performance of a future lubricant and to assess the compatibility of plasticizer oil with rubbers. The method of pulsed low-frequency NMR relaxation was used to determine
Externí odkaz:
https://doaj.org/article/0e516eed167940d68541503a4c29f710
Autor:
A. A. Lisnyak, M. I. Kulyuk
Publikováno v:
Вісник Харківського національного університету імені В.Н. Каразіна: Серія Екологія, Iss 27, Pp 20-31 (2022)
Improving the reliability and quality of the population's drinking water supply is one of the primary social problems, since the health of the population largely depends on the level of safety of drinking water. Purpose. To determine the compositi
Externí odkaz:
https://doaj.org/article/d39cb3eeb64e4671b757a77d25b25bd1
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Publikováno v:
Chinese Journal of Magnetic Resonance, Vol 38, Iss 2, Pp 204-214 (2021)
The porosity acquired from nuclear magnetic resonance (NMR) logging is lower than the true value in heavy oil-bearing reservoirs due to the viscosity of heavy oil, which is a great challenge in heavy oil-bearing characterization and NMR logging. To i
Externí odkaz:
https://doaj.org/article/5315143407314dc5a60704b6fd65c77f
Publikováno v:
Учёные записки Санкт-Петербургского государственного медицинского университета им. Акад. И.П. Павлова, Vol 26, Iss 4, Pp 29-33 (2020)
Relevance. Treatment of patients with refractory forms of acute lymphoblastic leukemia causes a number of complications from the organs and tissues of the oral cavity. It can be both early complications – cytotoxic reactions with the development of
Externí odkaz:
https://doaj.org/article/3cbe84dafb4046679779e82c06fedcf4
Autor:
Young-Hwan Choi, Jung Hee Lee, Seok-Min Kim, Dong-Ha Lee, Hee-Tae Kim, Jeong-Hyeon Kim, Minjung Kim, Seul-Kee Kim, Jae-Myung Lee
Publikováno v:
Metals, Vol 13, Iss 1, p 35 (2022)
A critical issue that needs to be addressed for wider utilization of hydrogen as fuel is protection against hydrogen embrittlement during cryogenic storage as it weakens the microstructure bonding force of metals through hydrogen penetration. Austeni
Externí odkaz:
https://doaj.org/article/1988b4b07eb843a8bc79ff7861e8fe56