Results 1 to 10 of about 126,210 (262)

Microplastics in the Black Sea sediments

open access: yesScience of the Total Environment, 2021
In this study the occurrence, morphology and identification of microplastics in Black Sea sediments collected at different depths (range 22-2131 m) were determined for the first time. The study explored the advantages and limitations of using a non-invasive method consisting of filtration of the supernatant from the mixture of sediment with saturated ...
Tania Martellini   +2 more
exaly   +4 more sources

Criteria for evaluating and selecting suppliers for maritime enterprises [PDF]

open access: yesMATEC Web of Conferences, 2021
Supplier selection problem for maritime enterprises might be solved by using a combination of information processing methods. In this article we propose to use an integrated approach to problem analysis, specifically a multi-objectives analysis merged ...
Lopatin Artem   +3 more
doaj   +1 more source

Demo-economic situation in Southern Ukraine through the regional centers residents’ self-evaluation and attitudes prism [PDF]

open access: yesСоціологія, 2020
The article presents the results of a questionnaire survey of the Southern Ukraine (Odessa, Mykolaiv, Kherson) regional centers’ residents — concerning self-esteem of their families welfare standards, their prospects about its improvement, and possible ...
Artur Fesenko   +3 more
doaj   +1 more source

Seasonal dynamics of the total lipid content in the body of the anchovy Engraulis encrasicolus (Linnaeus, 1758) in 2017-2020 [PDF]

open access: yesE3S Web of Conferences, 2023
The analysis of the dynamics of lipid content in the body of anchovy (Engraulis encrasicolus) in various periods of its life cycle from 2020 to 2022 inclusive.
Voykina Anna   +3 more
doaj   +1 more source

SPACED VOCABULARY ACQUISITION WHILE INCIDENTAL LISTENING

open access: yesNovìtnâ Osvìta, 2022
Подане дослідження є продовженням попереднього дослідження Зубенко та Шведеля (2019), воно вивчає можливий вплив інтервального повторення лексики на мимовільне засвоєння та збереження 120 тематичних слів англійською мовою 51 україномовним студентом, які
Tetiana Zubenko   +3 more
doaj   +1 more source

Directions of strategic conflict management that contribute to increasing the economic efficiency of enterprises [PDF]

open access: yesE3S Web of Conferences, 2023
The article explores the areas of strategic conflict management that contribute to improving the efficiency of enterprises operating in the agro-industrial complex.
Butkova Oksana   +4 more
doaj   +1 more source

Model of formation of porosity of sponge titanium briquettes at the sintering stage

open access: yesАвіаційно-космічна техніка та технологія, 2023
This article examines the peculiarities of the formation of interparticle connections in porous products based on titanium powders using sponge titanium as an example, which are used in the aviation industry and airfield management.
Leonid Klymenko   +4 more
doaj   +1 more source

Black sea pockmarks [PDF]

open access: yesGeology and Mineral Resources of World Ocean, 2019
The article considers the existing models of pokmark formation, processes and structures that form them. Special attention is paid to the regularities of their development in the Black Sea, shape, size and features that are of interest for further study due to their potential search feature on hydrocarbons.
E.N. Rybak, L.V. Stupina
openaire   +2 more sources

Influence of ultraviolet radiation on sowing qualities of the cucumber family of the “Murashka” varieties [PDF]

open access: yesBIO Web of Conferences, 2023
Increasing the productivity of crops, preliminary stimulation of seeds. One of the effective physical methods of pre-sowing stimulation is the treatment of seeds with solar ultraviolet radiation A and B.
Ponomareva Natalia   +4 more
doaj   +1 more source

Abdominal electromyograms mining: breathing patterns of asleep adults

open access: yesРадіоелектронні і комп'ютерні системи, 2023
The article’s subject matter is the processing of abdominal EMG recordings and finding breathing patterns. The goal is to automatically classify respiratory patterns into two classes, or clusters, by two breathing patterns, regular and irregular, using ...
Gennady Chuiko   +3 more
doaj   +1 more source

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