Earth and Planetary Sciences: Недавние поступления
Отображаемые элементы 161-180 из 273
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Territorial Assessment of the East Kazakhstan Geo/Ecotourism: Sustainable Travel Prospects in the Southern Altai Area
(Geosciences, 2021)In spite of picturesque landscapes, natural beauties and authentic traditional lifestyles to be seen in East Kazakhstan, tourism is far from being developed. The Kazakh Altai (called the Kazakh Switzerland) is one the most colourful parts of the country and, indeed, all Central Asia. The attractiveness of this geographically isolated region (formerly a part of the Imperial ...2024-10-08 -
On convergence of nonlinear topological algorithms for calculation of steady modes of electric networks
(E3S Web of Conferences, 2023)The paper presents the results of a study of topological algorithms for the formation of a steady state of a complex electrical network, on the convergence of the iterative process. For a power transmission with distributed parameters, consisting of 5 nodes with a voltage of 500 kV, operating on a system of unlimited power, it is shown that there are two solutions and the ...2024-10-01 -
Railway between China and EU - challenges for Transport Police
(Acta Universitatis George Bacovia, 2020)This article aims to create awareness about the challenges related to the improved rail connection, both in terms of travel time and reliability, between China and Europe that Transport Police have to face in terms of criminality. The number of freight trains and the volume of loads transported from Asia to Europe are growing continuously, generating risks for the security ...2024-10-01 -
Oil and gas companies in the innovation conditions of economic development in Kazakhstan
(E3S Web of Conferences, 2019)The article shows that the implementation of oil and gas companies will be implemented in many sectors of the global economy, including the main development sector-manufacturing industry. In Kazakhstan, “positive” experience has been accumulated in connection with the implementation of the oil and gas sector, because it is one of the main aspect of the global industries ...2024-10-01 -
Observational constraints and dynamical analysis of Kaniadakis horizon-entropy cosmology
(MNRAS, 2022)We study the scenario of Kaniadakis horizon-entropy cosmology, which arises from the application of the gravitythermodynamics conjecture using the Kaniadakis modified entropy. The resulting modified Friedmann equations contain extra terms that constitute an effective dark energy sector. We use data from cosmic chronometers, Type Ia supernova, H II galaxies, strong lensing ...2024-10-01 -
New color changing sorption material for effective removal of heavy metals from wastewater
(Bulletin of the Tomsk Polytechnic University. Geo Аssets Engineering, 2024)The need to purify water resources from Me(II) cations. Obtaining effective and cheap sorbents is one of the priority areas for water purification for various purposes. Namely, the sorbents, allowing the detection and adsorbing heavy metal cations in drinking or tap water and, at the same time, systematic monitoring of water quality in the environment. Aim. Synthesis of ...2024-10-01 -
New challenges in the financial management under the influence of financial technology
(E3S Web of Conferences, 2020)Fintech, as they call companies that use the latest developments in the field of mobile payments, online lending, digital instant money transfers and other breakthrough technologies in building their business models. Organizations built on such models today are at the forefront of the latest technologies. The purpose of this article is to reveal the essence of the new ...2024-10-01 -
MORPHOLOGICAL CHARACTERISTICS OF EAST KAZAKHSTAN AS A FACTOR OF GEOTOURISM DEVELOPMENT
(GeoJournal of Tourism and Geosites, 2023)Due to its innovativeness, geotourism is actively developing all over the world. The article discusses the scientific and educational aspects of the development of geotourism in East Kazakhstan thanks to the geomorphological attractiveness of the region. The formation of a national geotourism market based on unique geological and geomorphological objects is relevant because ...2024-10-01 -
Analysis on technological features of pile foundations construction in frozen and seasonal thawing soils
(IOP Conference Series: Earth and Environmental Science, 2021)This article assesses the more productive methods for thawing seasonally frozen soils. The most rational and progressive method of thawing seasonally frozen soils involves putting antifreeze additives into the soil. New goals and objectives for the development of pile foundation construction technology in seasonally frozen soils in northern and central regions of Kazakhstan ...2024-10-01 -
Model and field tests of drilled displacement system piles
(E3S Web of Conferences, 2023)Drilled Displacement System (DDS) and Continuous Flight Auger (CFA) piles are two popular techniques used for building pile foundations that offer advantages over traditional pile systems, including improved load-carrying capacity, reduced installation time, and less spoil generation. This article presents laboratory-scaled model tests conducted on model piles installed ...2024-10-01 -
Migration Practices in Europe: Economic and Cultural Factors
(Indonesian Journal of Geography, 2023)This research aimed to identify the economic and cultural factors of migration in Europe within the context of contemporary economic and social realities. To achieve the research objective, a comprehensive multi-stage research project was developed and implemented, incorporating the advantages of statistical analysis, monitoring, rating and summary statistics. The research ...2024-10-01 -
Method of calculation for dynamic strength of complex configuration frame structures of locomotives for transport engineering
(E3S Web of Conferences, 2024)The article presents a numerical and analytical method for studying the bending-longitudinal vibrations of the load-bearing frame of the locomotive frame of a complex configuration in the form of an elastic rod of variable cross-section with variable mass, bending and longitudinal stiffness, based on methods: piecemeal linear approximation, iterations and the Boundary ...2024-10-01 -
Low-temperature pyrolysis of coal with determination of physicochemical properties of coal and its thermal decomposition products
(E3S Web of Conferences, 2024)In the article the low-temperature pyrolysis of Kazakhstan lowgrade coal with determination of physical and chemical properties of coal and products of its thermal decomposition is carried out. Elemental analysis of coal and analysis of mineral part of coal were carried out. 6 parallel experiments of the process of low-temperature pyrolysis of coal were carried out, as a ...2024-10-01 -
LANDSCAPE AND RECREATIONAL POTENTIAL OF THE MOUNTAINOUS TERRITORIES OF THE TURKESTAN REGION OF THE REPUBLIC OF KAZAKHSTAN
(GeoJournal of Tourism and Geosites, 2022)This article presents the criteria for a component integral assessment of the landscape and recreational attractiveness of the mountainous territories of the Turkestan region. The method is based on a component assessment of landscapes, which consists of the main indicators that make up the landscape: relief, climate, water bodies, vegetation cover, and specially protected ...2024-10-01 -
LANDSCAPE AND RECREATIONAL ANALYSIS OF YERTIS RIVER UPPER PART ON THE BASIS OF BASIN APPROACH (KAZAKHSTAN)
(GeoJournal of Tourism and Geosites, 2019)Structural-functional relationships of geosystems in geosystem classification in the river basin are relied on through systematicity concept. As single geosystem, river basin is supercomplex, exo-regulated, impulsively-dynamic geosystem, limited by two special types of surface: threshold - vertical (for example, glacial area) and contact - horizontal (floodplain). In our ...2024-10-01 -
Levels of physiological activity of antioxidant enzymes in potatoes (S. tuberosum L.) when infected PVS virus
(IOP Conference Series: Earth and Environmental Science, 2023)This article presents the results of changes in the activity of potato antioxidant enzymes during infection with the PVS virus. As a result of the research, it was found that the formation of callus to obtain microclones is more efficient when using leaf explants, compared with stem explants in all studied varieties. The article presents that varieties with different ...2024-10-01 -
KAZAKHSTAN’S MULTIETHNICITY: FACTOR OF INTER-ETHNIC TENSION AND DEVELOPMENT OF CROSS-BORDER TOURISM
(GeoJournal of Tourism and Geosites, 2020)The Republic of Kazakhstan seeks to strengthen the protection of the country's geopolitical interests. The main focus is to maintain the control over its territory. The Republic of Kazakhstan is a multiethnic state. Ethnic diversity poses the risk of ethnic conflicts and adverse geopolitical consequences. Therefore, defining areas with high potential for interethnic ...2024-10-01 -
Issues on optimization of operating modes of power transformers
(E3S Web of Conferences, 2019)The article presents measure to optimize the operating modes of power transformers in order to minimize losses of electrical energy. The influence of actual voltage and service life of power transformers on electric power losses is shown. It was proposed to determine the economic capacity of power transformers taking into account the indicated factors, as well as taking ...2024-10-01 -
Issues of ecosystem conservation and safety (using the example of the “Semey Ormany” of the Republic of Kazakhstan)
(E3S Web of Conferences, 2024)The article analyzes the issues of preserving the integrity of the planet's ecosystem in a rapidly changing world and climate change on the Earth. The authors note that at the present stage, threats arise in nature that require coordinated actions to restore, ensure the conservation and rational use of natural resources, including unique natural complexes. Among these ...2024-10-01 -
Investigations of piles by bidirectional static loading test in Astana soils
(E3S Web of Conference, 2023)The article presents the results of vertical static load tests of diametral and deep bored piles specially conducted at the construction site of EXPO-2017 in Astana, Kazakhstan. The methodology for determining the bearing capacity of the pile is summarized. Bored piles with a length of 31.5 m and a diameter of 1000 mm were tested. Vertical static load tests were conducted ...2024-10-01
