Atlantis Highlights in Materials Science and Technology

In the dynamic landscape of contemporary automotive manufacturing, the integration of cutting-edge technologies has become imperative to enhance efficiency and precision. This article examines the transformative impact of the TRUMPF 5-Axis Machine TruLaser Cell 8030, emphasizing its role in revolutionizing...

Unsteady water flooding, which combines cyclical water injection with a change in seepage flows direction, helps to increase reservoir coverage by water flooding and oil displacement due to water penetration into low-permeable rocks. The application of the developed device stimulates continuous injection...

The bench was developed in the laboratory of hydraulic devices at the Department of Oil and Gas Machines and Equipment. It allows to create conditions that are close to the conditions of the downhole of any well. Laboratory and experimental studies conducted on the bench included two stages: a) research...

This study investigates the pitting corrosion behaviors of hot and cold rolled, laser beam welded (LBW) niobium-stabilized 5A duplex stainless steel (DSS). The welded joints were produced using the laser parameters of 3.5 kW power and 4.0 m/min speed to achieve full penetration and minimal heat-affected...

The method of pulsed non-stationary flooding is a continuous regulatory process. Its optimal variant is determined by the stage of development of reserves. It is selected after a thorough analysis of the development, when the current oil reserves are determined differentially by zones and sections...

Laser welding is an advanced welding technology that combines sheets of different thicknesses, materials and coatings through the laser welding process. In the manufacture of hot stamped body door rings, laser splicing technology can realize lightweight design, improve body performance and reduce cost....

The binary systems Eu(L)3(ClO4)3∙2H2O and ternary systems EuL3(CD)3∙2H2O were synthesized. The structural features of the systems were analyzed. The composition and structure of the synthesized complex compounds were studied by NMR spectroscopy, IR spectroscopy, X-ray phase analysis, thermal analysis,...

Molten pool and plume are both inherent physical phenomena in high-power fiber laser deep penetration welding. Among them, the molten pool is the main site for optical-thermal energy conversion, while the plume has a significant negative impact on the welding process. In this paper, the conversion and...

This study examines the differences occurring in A 356 alloy and A 356/5 wt.% Si CP composite during unidirectional sliding mode (USM) and reciprocating sliding mode (RSM) against 800 grit abrasive Si C medium at low parametric conditions, 5N and 0.2 m/s. Composite is prepared through liquid stir casting...

The paper studies the influence of preheating on thermomechanical properties of heat-resistant ceramsite concrete based on activated composite binding agent. The basic composition of heat-resistant ceramsite concrete was used in the study. This composition included a ceramsite gravel of the Kizilyurt...

With the development of automotive lightweight technology, multicomponent integrated hot press forming is an important technology, which can realize lightweight car body forming with complex geometry. In the cutting process of large integrated thermoforming parts, the multi-robot multi-head synchronized...

The article deals with problems of using wastes in metallurgy. In particular, the use of slags formed after the extraction of nickel, copper, cobalt, gold and other metals will be described. The paper provides the results of a study, evaluating the viability of using slags of Yuzhuralnickel plant in...

The main idea of this work was to obtain and study polymer composites based on synthetic isoprene elastomer and low density polyethylene, which contain soot and aluminum nanoparticles in various quantities. The composites were saturated with nanosized particles of aluminum and DG-100 soot with specific...

This study is about the multi-robot collaborative cutting equipment for high efficiency of door rings to respond to the market demand and technological development trend. The high efficiency and high precision of door ring cutting are achieved through innovative solutions, such as multi-robot laser cutting...

Water hyacinth (Eichhornia crassipes) is a fast growing and highly invasive aquatic plant that contributes significantly to water pollution. However, it also holds promise as sustainable reinforcement material for composite application. This study investigates the fabrication and performance of Eichhornia...

The article presents the results of experimental studies on the identification of the optimal burning conditions for ceramic raw materials based on clay loam from the Buguruslanskii deposit. The most common causes of cracking during drying, as well as measures to improve the crack resistance of manufactured...

Two-chamber device refers to pulsed sheet punching methods. This device is intended for use in small-scale production. Due to its design and efficiency it can significantly reduce the cost of stamped products. The article describes the principle of operation of the device, defines the criteria for the...

In this paper, the laser processing technology and quality control of hot stamped parts made of high-strength steel are studied. Through in-depth on-site practice and analysis, combined with the exploration of laser cutting burrs on complex curved parts, a solution to the causes of cutting burrs is proposed....

The theoretical foundations of the process of electric transfer (ET) in melts growing during contact melting (CM) of binary systems are considered. It is shown when the modes of this process will be carried out - speed-up and speed-down. It has been established that electro transfer makes an additional...

Adsorption methods are among the most promising water treatment approaches of today. Application of clay materials as sorption agents for surface and waste water treatment are of particular interest. The object of current study is bentonite mainly containing montmorillonite. The micro- and meso-porosity...

In this paper, in response to the demand for low cost and efficiency improvement in laser cutting, a short X-axis with high dynamic performance of small mass and short stroke superimposed on a large mass X-axis and a hump-shaped motion planning method are proposed to significantly improve the cutting...

Methodical approaches to construction of dust discharge profile of industrial enterprise are proposed. The discharge profile is considered to be a parameterized characteristic of the component structure of dust with the selection of specific (indicative) for the technological process elements. On the...

The article analyzes the scientific and practical prerequisites for the formation (design) of the geoecological framework of the territory, the specific terminology in this area in the works of domestic and foreign researchers. The article studies the dynamics of the development of the concept of ecological...

The cooperative work path automatic generation technology of dual-head laser drop feeder is studied, aiming to improve the efficiency and safety of laser cutting production line. By designing key technologies such as central control system, division of cutting tasks, real-time position feedback, collision...

The recent studies demonstrate the activation of geodynamic processes characterized by intense movement of the earth crust, manifestation of newest magmatism and active development of glaciers. The studies of different authors note the migration of seismic phenomena from south to the territory of Caucasus...

One of the factors in the formation of the ecological state of a city is the planning scheme of development, reflecting the features of the functional division of city space. At the same time, ensuring environmentally safe urban space involves solving the engineering problem of layout adjusting (optimization,...

The paper presents calculation results of hydrochemical balance. There are developed and described methods to reduce the concentration of sulfates in reservoir-cooler - Lake Kenon CHPP-1 in Chita. The operation of a coal station and disposal of its waste without anti-filtration measures directly affect...

The paper presents the results of study of structural and magnetic properties of alloys of quasi-binary systems R(Fe1-xMx)2, where R is REE and M is 3d-metal. It is shown that synthesis under extreme conditions, i.e. high temperatures and high pressures makes it possible to obtain alloys with the Laves...

The paper analyzes polymer fibrous ion-exchange materials on the basis of polyacrylonitrile matrix released as KN-1 cation exchanger and AS-1 and AN-1 anion exchangers. The purpose is to study the sorption properties of the specified materials in relation to multicomponent salt solutions of heavy metals....

Seasonal, annual trends of average, minimum and maximum temperatures, total precipitation and maximum daily precipitation from 1961 to 2017 in various climatic zones of the region have been studied in the paper. The study period was divided into two intervals from 1961 to 1975 and from 1976 to 2017....

Geoecological zoning of the eastern part of Nurinsky district of Karaganda region was performed for the first time to assess the conditions for construction of the motorway section within the framework of the One Belt, One Road idea. The paper analyzes current approaches to geoecological zoning of territorries...

The paper presents the results of study of zircons of polymetamorphic and granitoid complexes of the Urals. The morphological features of the mineral characteristic of metamorphic and granitoid rocks are established. Morphotypes corresponding to the different physicochemical conditions of their formation...

Against the background of comparing the scope of anthropogenic impact on environmental with the scope of natural processes influencing it, it becomes obvious that humanity cannot continue to pollute the environment uncontrollably, however, it cannot stop or at least reduce the rate of economic activity....

The increasing content of heavy metals in the soil and atmospheric air can lead to serious consequences and even affect a person. The method of moss biomonitoring was used to define heavy metals in atmospheric depositions. In 2015, the scientists of the Joint Institute for Nuclear Research introduxed...

The paper presents the study on modeling of objects and processes to forecast environmental safety in industrially developed regions of Russia. It is shown that the sources of pollution of the regional environment form a complex technogenic system triggering the development of qualitatively new negative...

The paper describes the environmental problems arising during restoration works in construction. The paper concludes and proves that problem of dust pollution of the environment, as well as the effects of dust emissions on workers during restoration works related to dismantling of destroyed and damaged...

The study of soil samples and bottom sediments from the Arctic region of the Sakha Republic (Yakutia) in the coastal zone of the East Siberian Sea (Nizhnekolymsky region) was conducted. The yield of chloroform extracts and the nature of the IR spectra were used to evaluate the hydrocarbon composition...

The use of technology of permanent (reference) base stations in surveying and geodetic works is a general trend in the developed countries of the world. This technology allows you to perform measurements with high accuracy in various areas of production. At present, the use of satellite technology in...

Ski tourism began to develop rapidly in Russia in recent years. A variety of trails and recreational facilities provide an opportunity to have good rest both for professionals and beginners. Currently, the JSC Resorts of the North Caucasus is designing the objects of the north-oriented slope of the Veduchi...

The article analyzes the land fund dynamics of border areas of Russia and Mongolia. These territories are distinguished by a low and medium degree of economic development of agriculture, mining and residential environmental management, which carries the greatest risk of the emergence and strengthening...

The research presents the results of integrated studies focusing on accumulation and migration of Hg in soils and plants in the vicinity of former chlor-alkali product manufacturers in Irkutsk region. The fractioning showed the prevalence of Hg compounds with organic and mineral components in soils and...

The results of comparing the model fields of 137Cs concentration in the Black Sea and the data of observations after the Chernobyl accident are presented. Several radiological surveys were used, during which 137Cs concentrations in the upper sea layer were measured for a year after the accident. Simulation...

The article presents spectrophotometric study of the content of biogenic and abiogenic chemical elements in surface and underground natural waters of the South Ural and other regions. The concentrations of the most important biogenic and abiogenic elements in these waters were determined. The excess...

The article proposes a procedure for optimizing the system for the recycling of oily waste (OW) according to the environmental safety criterion based on the Data Envelopment Analysis (DEA) method. The waste disposal system includes the storage facilities of the OW, technological installations for their...

The solar wind has a strong influence primarily on the outer shells of the Earth (the magnetosphere and the ionosphere). As a result, it affects the potential difference between the ionosphere and the Earth's surface as well. The paper presents the results of the performed analysis of the relationships...

One of the main ways to increase the efficiency of traditional heat supply systems is the transition to alternative energy-saving technologies for the production of heat energy based on the use of unconventional and renewable energy sources and in particular wind energy. In this case, wind energy may...

There is a pressing need for high-quality water supply to the population of Grozny. This is due to a specific mixture of salts of heavy metals and lithium, and microbial contamination in the surface water reservoirs. To ensure effective purification of severely polluted surface water, it is necessary...

Tarasovskoe oil and gas condensate field is located in the Purovskii district of the Yamal-Nenets Autonomous District of the Tyumen Region, 55 km north of Tarko-Sale town and 45 km east of Gubkinskii town. One of the main drawbacks of the existing field development system is a large stock of non-operating...

For grouping objects of Western Siberia it is proposed to use the parameters characterizing the degree of influence on the displacement factor of radial microinhomogeneities and hydrofobisation of pore channels of the productive strata. These parameters are obtained from the analytical expression for...

The analysis is based on the use of the "Coscad 3D" software technology including methods of statistical and spectral analysis of geophysical information, automatic tracing of anomaly axes and decomposition of fields into local and regional components. Interpretation of initial geophysical data and analysis...

The influence of the type of constructive system of buildings, their number of floors, as well as the parameters of seismic impact on the residual deformations of seismic insulating rubber-metal supports with lead core installed at the level of the top of foundations is investigated. By constructive...