Zobrazeno 1 - 10
of 265
pro vyhledávání: '"granulometric analysis"'
Publikováno v:
The European Zoological Journal, Vol 90, Iss 2, Pp 556-567 (2023)
AbstractLampetra zanandreai (Vladykov, 1955) is a non-parasitic, freshwater lamprey endemic to the ancient Po basin. A few, mostly very dated studies have investigated some aspect of the biology of this lamprey, but surprisingly, despite it being con
Externí odkaz:
https://doaj.org/article/9a2301b2cd9a49e1b1283007df62cf82
Autor:
Natalina A. Poltavskaya, Elena V. Gershelis, Irina A. Oberemok, Andrey A. Grinko, Aleksandr N. Charkin, Elena I. Yaroshchuk, Oleg V. Dudarev, Natalya A. Smirnova, Natalya V. Guseva, Igor P. Semiletov
Publikováno v:
Известия Томского политехнического университета: Инжиниринг георесурсов, Vol 334, Iss 2, Pp 130-146 (2023)
The relevance of the study is determined by the need to assess the regional characteristics of transport and transformation of organic matter in various sedimentation and biogeochemical environments on the East Siberian Arctic Shelf, in particular in
Externí odkaz:
https://doaj.org/article/b5b196651b9447ca81d151f3160d43c6
Publikováno v:
Nature Environment and Pollution Technology, Vol 21, Iss 3, Pp 1159-1165 (2022)
The Quaternary period is considered one of the most eventful periods of all geologic periods. The present study intends to understand the paleo-environmental conditions that prevailed in the southern part of the Kerala State, India, during the Late Q
Externí odkaz:
https://doaj.org/article/e290d474f9a845a0a1fa4422082f28f6
Publikováno v:
Геодинамика и тектонофизика, Vol 12, Iss 3S, Pp 748-753 (2021)
The article describes the possibility of using the granulometric analysis of rock cuttings formed in controlled core scratching tests to estimate the angle of internal friction.The study object is the Kovykta gas-condensate field (GCF) that occupies
Externí odkaz:
https://doaj.org/article/caea23d03a2a49468c6225d17739b0ec
Akademický článek
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Publikováno v:
Geology, Ecology, and Landscapes, Vol 5, Iss 2, Pp 119-135 (2021)
Granulometric analysis is an imperative tool used to reveal the hydrodynamic conditions, mode of transportation and deposition of siliciclastic sediments. Forty-two samples of Fort Member Sandstone of the Jaisalmer Formation, Western Rajasthan were s
Externí odkaz:
https://doaj.org/article/bb0c51ec38e9402caa6c8173ecce7258
Publikováno v:
E3S Web of Conferences, Vol 381, p 01081 (2023)
The aim of this study is to study engineering safety at an industrial facility. The subject of the study is dangerous and harmful factors of production, which include dust and harmful gases. The objectives of the study is assessing the dispersed comp
Externí odkaz:
https://doaj.org/article/ff63f77816854eb697d1c7fa1d166a39
Autor:
Przemysław Kupidura, Katarzyna Lesisz
Publikováno v:
Remote Sensing, Vol 15, Iss 1, p 170 (2022)
This paper presents a study on the effectiveness of texture analysis of remote sensing imagery depending on the type and spatial resolution of the source image. The study used the following image types: near-infrared band, red band, first principal c
Externí odkaz:
https://doaj.org/article/8804c65acd2f4bd89e23b01ace858262
Publikováno v:
Литосфера, Vol 19, Iss 3, Pp 372-385 (2019)
Research subject. In this work, we set out to investigate the petrographic, mineralogical and granulometric composition of tuff-sandstones in the Perekatnaya formation (Albian-Turonian).Materials and methods. The work was based on the materials obtai
Externí odkaz:
https://doaj.org/article/22fe50978ce94ba496f396e88950eff6
Autor:
Maxim A. Ivanov, Vyacheslav I. Pak, Anton Yu. Nalivayko, Alexander S. Medvedev, Sergey S. Kirov, Galina G. Bozhko
Publikováno v:
Известия Томского политехнического университета: Инжиниринг георесурсов, Vol 330, Iss 3, Pp 93-102 (2019)
The relevance of the research is caused by the limited reserves of low-silicon aluminum-containing raw materials for production of metallurgical alumina by the Bayer method in our country. Therefore, the management of alumina plants buys this raw mat
Externí odkaz:
https://doaj.org/article/e2d54a4c7a5b493c98fa281128aa2c30