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The results of studying characteristics of IR and Raman spectra of a diamond plate from the Sytykan pipe with central olivine inclusions are presented. The correlation between changes in the content of nitrogen defects and the internal stress of individual diamond growth zones is provided by IR spectroscopy. The total nitrogen content as A and B1 defects has a range from 81 ppm to 1075 ppm. Area of decreased nitrogen defects concentration in the centre of the diamond plate corresponds to the local pressure around ...

The work has been carried out during 2016 ? 2017 period, in a vineyard located in Valea Calugareasca viticultural center, aiming to developing a "smart" and "automated" irrigation system for vine, which allows the use of both rain and irrigation water with maximum efficiency, when the pluviometric water can not satisfy the water needs of the grapevine. The researches were carried out within a demonstration polygon with the T?m?ioasa rom?neasc? variety and aimed to determine the influence of two irrigation systems ...

The paper considers the state of the vegetation cover of the high-mountain valley of Kok Jailau, which is located in the central part of the Ile (Zailiyskiy) Alatau Ridge (Northern Tien Shan). The results of the study showed a different degree of anthropogenic transformation of the vegetation cover. It is noted that in the natural (background) state the vegetation cover was preserved only in hard-to-reach areas, mainly in the upper part of the mountains (on steep slopes of the Kumbel Ridge, river valleys, etc.). T...

Source water for water treatment plants can contain various mechanical and biological impurities and it is required to remove them, before the water can be used. In order to eliminate most of the solid pollutants coagulation process is commonly employed. Process of coagulation is efficient in the case of hard to settle and colloidal particles, which are usually present in water, but it is important to know what kind of pollutants are present in the suspension in order to find out the best possible solution. This p...

The soil carbon pool plays a major role in the global carbon cycle, in the context of climate change. Small changes in the soil carbon pool can increase or decrease greenhouse gas. One of the ways to mitigate to rise in atmospheric CO2 is sequestration of C by soils. In the SW of Romania, in Timis county, there are 32 industrial zootechnical piggery complexes, with a daily number of 449904 per capita. From these complexes results about 5.7 mill m3/year sewage water, which produced by biochemically transformation 2...

Assessment of selected (trace) elements and nitrate along the 26.7 km long Radonja River (Croatia) was examined with the purpose of testing the ability for small rivers to serve as a model for identification of sources and dispersion of common environmental contaminants. The Radonja River rises and flows through specific geological region of the Petrova Gora Mt. (507 m a.s.l.). It is located in the middle part of Croatia, with the Vojni? town (~5,000 inhabit.) as the largest settlement along the whole river course...

Preservation at positive temperatures is limited in time. The common technique to reduce metabolism is by reducing the temperature below ambient, using refrigeration or cryogenics. Therefore, these methods are used to preserve biological matter (cells, tissues, organs, vegetables, fruits etc.). Preservation at negative temperatures is possible with limitations in time and imposes also other biotechnological challenges. Long term preservation below freezing temperatures is not successful yet for organs and tissues....

A task-oriented software and hardware system is designed for the operational selection of the instrumentation and process design options of pressure swing adsorption (PSA) processes. It will also control physical experiments to study the kinetics and dynamics of adsorption purification and separation of multicomponent gas mixtures and carry out mathematical modeling, optimization of operating cycles and optimal design of energy- and resource-saving PSA units. The possibilities of a task-oriented system are demonst...

Hydraulic structure Palcmansk? Ma?a is located in the eastern part of Slovakia, on the Hnilec River. Its main function is to produce electricity and flood control. It is in operation more than 60 years. The reservoir was created by damming up the river valley by concrete gravity dam. The bedrock of the dam is formed by phyllite rocks. The results of the water pressure tests confirmed the need to build a grout curtain in its subsoil. The safety of these structures is significantly determined by the uplift developme...

The solution of the problem of formalization of document flow processes with the help of the proposed model of multilevel graphs of information processing has considered in the article. Despite the significant development of machine data processing technologies, the theoretical basis for their application and adaptation to the architecture of electronic document management systems is poorly developed. The model of multilevel graphs of information processing which is formalize a structure of document flow of the or...

The properties of buried soils reflect the paleoclimatic and ecological conditions of past eras. The study of these properties in pedo-chrono-sequences, the duration of functioning of which does not exceed several hundred years, allows reconstructing climate changes with the greatest possible accuracy for the studied period. The paleosols buried under burial mounds (kurgans) and surface soils were studied on the territory of the southeastern margin of the Russian Plain, in the Southern Cis-Urals (Orenburg region)....

It is generally recognized that bus drivers are potentially being exposed to daily vibration levels higher than recommended by the international guidelines, especially on certain road types in the urban context. The literature shows up that the whole body vibrations exposure may contribute to low back pain and produce negative effects on the human health. The principal issue about the relationship between exposure and biodynamic response has not been clarified yet. The purpose of this paper is to determine the lev...

Current stage of development of Russia as a rule-of-law and social state needs new approaches, including legal, on the exploitation and protection of new spaces and resources. The main goal of this article is to analyze the current condition of the legal regulation of the status of Russian Arctic zone from the point of view of environment protection and protection of bioresources, and perspectives of its development and effectiveness. The first part of the article is devoted to the constitutional values which serv...

The paper focuses on the results of mathematical modeling aimed to prove the possibility of application aluminum casing for Pulse Neutron Logging (PNL) tool. The simulation was carried out by the Monte Carlo method. A number of time decays for aluminum and steel cased PNL apparatus were calculated for carbonate rocks with different porosity. The model is represented by a rock with a 216 mm diameter well. 146 mm diameter steel column is cased in the well and has filled with fresh water inside. The PNL device is loc...

Cyanobacteria are the oldest prokaryotes with worldwide distribution. Some of them are able to produce secondary metabolites (including cyanotoxins), which can have different effects on the other phytoplankton species. It is speculated that production of cyanotoxins is an adaptation mechanism of the cyanobacteria to survive in diverse habitats inhibiting the growth of the competing aquatic biota. In certain environmental conditions, bloom forming cyanobacteria may exert rapidly their allelopathic potential and cha...

With climate changes, fortified steep slopes on the road infrastructure are suddenly aggravated by the sudden change in temperature and the rapid melting of accumulated snow. Increased water quantities cause surface and underground flows that turn the slopes into running earth and falling rock fragments. The drained earth mass and the rocks not only break the road bed, but also create a real threat to the safety of people and vehicles. The report, based on an example from practice, discusses aspects of some techni...

The Khibiny massif is the world?s biggest alkaline pluton with the size of 44 x 35 km in the plan and the area of some 1330 km2. The Devonian intrusion is a conical stock passing into the lopolith. To date, a set of observations and phenomena has been compiled, characterizing the Khibiny massif neotectonics as very complex and contradictory in many respects. It stands out with its high compressive stresses (first tens MPa) of the sub-horizontal position in the area of exploited deposits; major faults traced along ...

Photovoltaic energy systems are an important part of the systems for obtaining energy from renewable sources. Generating electricity from renewable sources is becoming more developed in most countries. The energy produced is fed into the power grid and used both for household as well for industrial. Issues related to pollution and global warming have led to more pronounced development of technologies for producing electricity from wind, solar, hydro, biomass and geothermal. Development and the continuous research ...

The Kuznetsk Alatau ridge represents a NW segment of the Altai-Sayan folded belt (ASFB) and is considered as a Caledonian collisional system. The ophiolites from the northern slope of this ridge are the most representative fragments of suboceanic crust. This work presents the results of a study of the mineralogical composition of metabasites from ophiolite paragenesis of the Severnaya, Zelenaya, Barkhatnaya mountains and Semenovsky massif. The samples from the gabbroid and subvolcanic complexes were selected and s...

Land use and land cover (LULC) in the vicinity of airports are the key elements in spatial planning and aerodromes development. In many geographical contexts there are cartographic databases or geographic information systems providing necessary and updated information on LULC. On the other hand where the geodatabases are not available or outdated the satellite images can be used for mapping, especially weatherindependent radar imageries. Synthetic Aperture Radars (SAR) operating in microwave region (L-, C- or X-ba...

Major genetic concepts currently existing in geology are based on the hypothesis of the Earth?s cold homogeneous accretion put forth in the mid-20th century. The data obtained in the last decades are in conflict with these concepts. It has been found that compositions, isotope ages and formation temperatures of the crustal and mantle rocks are interrelated according to the laws of magmatic differentiation. This indicates that the rocks formed as a result of fractionation of the global magma ocean. Chemical disequi...

There are areas of extrazonal relic steppes on the territory of Yakutia in the tundra and taiga zones. They are the most extensive in central Yakutia, and sporadic squares of steppes are located in the north, in the Yana, Indigirka and Kolyma rivers basins. There are growing the xerophytic steppe plants which are separated from the main range, characteristic of the Transbaikalia and Mongolia steppes, as well as a number of invertebrate and vertebrate species of animals associated with their origin with the steppe ...

Research was performed on the application of airborne laser scanning (ALS) data for the assessment of land use and land cover (LULC) changes, especially for the monitoring of land abandonment and increase of forest succession area. An automated method was developed based on the raster product of ALS data processing, leading to a normalized digital surface model (nDSM). In parallel, a manual vectorization orthophotomap analysis and spatial analyses based on the official cadastral data were performed, for comparison...

The article shows the new methodical approaches to evaluation of planning quality and realization of technological water use process as for irrigation systems as a whole, as for separate irrigated plots on agricultural premises and on farms. There were based and developed: a new classification of irrigation systems, a new method of standard calcu-lation and possible limits of change in technical, ecological and economic values at wa-ter use on irrigation systems. There was proposed a system of technical and econom...

At present, we have a number of legal provisions in the Czech Republic that give miners the responsibility to make economic use of mineral deposits. The main one is Upper low No. 44/1988 Sb. on the Protection and Use of Mineral Resources, referred to as the Upper Law, there are also laws, decrees and government orders that are closely related to or follow the Upper Act or impose further expansion obligations for the economical exploitation of mineral resources in our country. Despite a number of existing legal pro...

The approach of Biotechnology Department of Mendeleev University of Chemical Technology of Russia covers integrated processing and the use of secondary by-products in nature-like technologies for bioconversion into highly added value products with unique properties for sustainable development of the planet and lowering the negative industrial effect. This paper presents a mathematical model and solution strategy of S. cerevisiae single cell protein accumulation in deproteinized sunflower meal hydrolysates. Differe...

According to FAO, the Food and Agriculture Organization of the United Nations, global annual charcoal production amounts to 52 million metric tons. Around half of the population in South America depends on forest-sourced resources (firewood, charcoal) to cover their basic energy needs, and in some countries large-scale industrial charcoal usage is further common, e.g. in Brazil in the production of pig iron for steel. To limit adverse impacts on forest health, sustainability of charcoal production merits high atte...

This paper compares the indicators of spatial development for the road network of Croatia towards chosen countries in Europe and on a county level in Croatia. It also shows the number of traffic accidents per counties and links it with indicators of spatial development. The paper presents the results of the research of spatial distribution of traffic accidents in Croatia by counties. An example of a hazardous site identification on the A6 motorway is provided by the accident data report. All the comparisons and an...

The properties of materials obtained during the thermal treatment of gypsum depend on structural defects in the multiphase gypsum-anhydrite system. Analysis of the crystal structures of gypsum (CaSO4·2H2O), bassanite (CaSO4·0,5H2O), ?-anhydrite (?-CaSO4) and natural anhydrite (?-CaSO4) allowed us to identify a common structural motif in each of these structures. This is an irregular hexagon formed by chains of ?Ca?SO4?Ca?SO4?. During successive thermal transformation of gypsum into anhydrite, this structural motif...

We performed a study of the anomalous magnetic field features of the Nether-Polar and Polar sectors of the Urals (48-72° E and 60-68° N). We identified and mapped magnetic anomalies due to the Earth's crust layers. The calculated local magnetic anomalies map allows allocating basic-ultrabasic massifs in the upper parts of the basement within the sedimentary basins. After regional magnetic anomalies interpretation and deep seismic sounding data along profiles, located in the study area we build an Earth's crust str...

The paper is considering the results of the development of three hundred and three deposits of the Romashkinskoye oilfield, which is composed of porous fractured carbonate reservoirs. The investigation was devoted to the challenges associated with increasing of the production from the carbonate reservoirs on the basis of study concerning the conversion degree of the reserves involved in the development and production through the non-stationary production well operation. The authors present a comparative analysis o...

The study of heavy metals (HMs) in plants increases in importance with years because of the enhancing anthropogenic impact. HMs arriving in plants from the soil and air are capable of accumulating in plant tissues in large amounts and passing along the trophic chain into animal and human organisms. Enterprises of energetic, metallurgical, and ore-mining industries are sources of environmental contamination with HMs. For example, the Novocherkassk energetic enterprise releases 1% of total pollutants into the atmosp...

Pollen germination and tube growth of fruit trees are the most important characteristics related to pollen quality. An effective fertilization requires the high rates of germination and fast tube growth. For economic reasons a higher rate of pollen germination is needed in fruit trees. The objective of this study was to investigate the cytological characteristics of pollen grains and analysis the germinative potential and the effect of the different sucrose concentrations on pollen germination and tube growth of s...

In this study, the effect of physical, chemical and mineralogical properties of mine tailings on the microstructural, mechanical and durability properties of cemented paste backfill (CPB) samples prepared with normal Portland cement were investigated. Depending on the characteristics of the tailings, the difference in strength varied in the range of 6-22% between similar types of tailings. However, higher strength values about 61-86% were obtained when the fine material was removed from normal tailings. Porosity v...

Background. The issues wound-healing is relevant to the present. Wound-healing is a complex process which involves the accumulation of fibroblasts in the dermal damage zone, the synthesis of scleroproteins, wound retraction, epithelization. A promising direction of research is the creation of application prolonged dosage forms of transdermal appointment based on synthetic polymers and natural origin. At this point, a natural polymer collagen can be considered the most promising raw material in the development of s...

In the present study, an image porcessing analysis of porosity in some iron-based powder materials was proposed. The specimens analyzed were produced from atomised iron powders of different sizes ( 150 ?m). The analyzed powders were compressed in a mold using uniaxial pressing and the applied pressure was 600 MPa with the disc dimensions of ? 8 ? 6 mm. The compacts were sintered at a temperature of 1.150 °C with the sintering time of 60 and 90 minutes. The sintered specimens obtained were analyzed regarding the po...

Modern viticulture of Russia should be based on the production of certified planting stock. The production of planting material of the highest categories in the Russian Federation is absent. The main goal of the research was to improve the technology of clonal micropropagation using growth regulators. The task was to obtain a healthy planting stock of grapes and to introduce a certification system for planting material according to the pattern of European countries. The object of research were complex-resistant va...

Use of fertilizers and plant protection products for yield increases led to environment pollution. There is intense concern for new materials development with controlled immobilization/ holdup/release role of compounds that get involved in plant nutrition and protection. Multiple beneficial effects of humic substances upon soil ecosystem is the reason that their control and conservation take priority. Part of the research results carried out regarding humic substances (HS) holdup on biodegradable, bio polymeric st...

An investigation of atmospheric deposition and acid/base balance was carried out. The throughfall chemistry for the fluxes of Ca2+, K+, Mg2+, SO42?, NO3? and NH4+ ions in six coniferous stands in Bulgaria in a 2017 year was compared. Site Petrohan and Plana are used for long-term ecological monitoring and are sites included in LTER network, as well. The amount of acid throughfall deposition was higher than the base deposition fluxes in all study coniferous stands, except a site Plana. That revealed a high potentia...

The cement concrete road pavements we can characterized with sensitivity to temperature changing and after that linear deformation, stresses owing to temperature gradients also. In pavement design we have to consider the traffic load and temperature condition. Unsuitable connection of concrete slabs has in results failure of pavements. In article is description of cement concrete pavements behavior under temperature changing and alternative solutions of structures and measures in rehabilitation design.

Worldwide, flooding causes more damage than any other natural hazard. The growing extensive flood risk has a large impact on the present and future economy, especially in developing countries, which have limited funds for prevention and mitigation measures. Moreover, the allocation of these funds is often done without sufficient and adequate information on high-risk and flood-prone areas, since the acquisition of flood data is very expensive as well. Therefore, this research focuses on a low-cost methodology to cr...

According to the Aridity Index (R), at the level of the Eastern Romanian Plain have been identified certain areas of aridity intensity, differentiated from the West to the East as a result of the degree of continentalism increasing, which also led to a specific geobotanic zoning (the forest area, the interference between the forest-steppe, ante-steppe and steppe). The degree of vegetation coverage is an objective indicator of susceptibility of soil and/or land to degradation processes, which are manifested on larg...

Segmentation of badly structured images is a complex task for different models of artificial intelligence systems. The given work presents algorithmic solutions for intercellular relations measurement in peripheral blood. There has been proposed hybrid algorithm, allowing to distinguish three classes of formed elements: ?erythrocyte?, ?leukocyte? and ?not erythrocyte and not leukocyte?. The algorithm provides for two-level processing of the image. Analysis of geometric attributes of image segments and their colour...

Since 2016 in the Peoples? Friendship University of Russia (RUDN-University) is carried out a project on the environmental monitoring of campus. We consider the campus as a social significant territory: currently, the ?population? (staff and students) is over 8,000 but the technogenic pressure is constantly increasing from year to the year because of transport activity. At the moment, the information about acoustic pressure, soil, snow and air pollution has been gathered and processed. It allows to develop the sch...

The first major crisis in the history of the economy was "Tulip Mania" in Holland in the 1630s. Tulip, a flower spread in Iran, Turkey and Afghanistan, was first studied by the Flemish botanist Clusius, who brought the first bulbs to Europe at the end of the 1500s. He planted the tulips in a "study garden" of the University of Leiden. The interest of the people for the beautiful flower, called by the Iranians "Laleh", has been great since the beginning. Clusius notes that in 1598 the thieves stole 100 bulbs in one...

An important problem of modern civilization is the aging of societies. The effect of this phenomenon is and will be limited access of enterprises to young and middle-aged employees. This problem also applies to coal mine. First and foremost, young and middle-aged employees work in them. Therefore it will be necessary to undertake actions aimed at stopping already working workers and employing older people in the case of shortages. Extending the employment time in mining enterprises requires a proper approach to th...

Infrastructure development of mineral fields, mining and processing of raw minerals usually cause substantial degradation of the environment. Therefore, projected construction of mining enterprises (MEs) envisages a detailed study of geoecological state of the mineral field territories at all stages of ME?s life time. Intensive growth of the mining industry, significant technogenic loads on the environment and the need for addressing industry-specific environmental protection issues stipulate the relevance of such...

In this paper, we present the innovative methods of organization and technology used in the teaching of disciplines of the electrical engineering cycle, adapted for technical specialties, during lecture, practical and laboratory classes. In modern Kazakhstan, more than a hundred higher educational institutions produce highly qualified specialists in various fields of the national economy. The most successful competitive universities are those, whose graduates successfully implemented in their professional activiti...

The paper presents the impact of variable environment acidity and low temperature on the stability of biosensor receptor layer component BSA (Bovine Serum Albumin). With the use of UV/Vis spectrophotometer, absorption spectra in range (250-300nm) was taken to study conformational changes of the protein with time after exposition to different factors. The results showed an increase in absorption, associated with the conformational changes of BSA with time. A significant decrease in the absorption intensity was note...

Building Information Modeling (BIM) is an intelligent 3D model-based process that gives Architecture, Engineering, and Construction (AEC) professionals the insight and tools to more efficiently plan, design, construct, and manage buildings and infrastructure. The main vision of BIM is to create true, reliable information of the buildings that are complementary and easily replaceable and made them available to different participants of the construction process. The basic condition for fulfilling this vision is the ...