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Pd-catalyzed reactions are one of the most widespread in fine organic synthesis. For example, selective hydrogenation of alkynols is used for production of a large variety of terpenoids and also fat-soluble vitamins. The challenge in hydrogenation of triple carbon-carbon bond using Pd nanoparticles (NPs) is to provide high activity, selectivity and stability of catalytic system. This work is devoted to the investigation of the influence of the type of anion (OH-, CO32-, PO43-), which was introduced in the catalyst...

For Romanian agriculture is essential to promote products based on natural extracts. Seaweeds extracts, humic acids, and other natural compounded often enhancing growth, development, abiotic stress tolerance or ability to tolerate plant disease. Many articles show results of using seaweed extracts as biostimulants to improve tolerance to drought or salinity. Most products are extracted from marine algae belonging to the Ascophyllum nodosum species. In our research, we tested the role of SuperFiftyВ® 0-0-8 in reduc...

The present study aims to highlight the importance of the vegetal organisms, in restoring the natural balance, based on field research. The vegetal layer under its multiple aspects and the complex processes taking place in its framework, as well as its relations with the environmental factors, constitute an essential element in the natural circuit of the environment and a basic component of the geographic layer, indispensable for a complete characterization and understanding of the structure and dynamics of terres...

The protection of natural resources such as soil, water, and biodiversity are of greatest challenges in European Union Bioeconomy Strategy. According to the European Commission there are more than 2.5 million potentially contaminated sites and more than 0.3 million contaminated sites in Europe. Soil remediation is important and gentle technologies such as phytoremediation are more and more appropriate regarding new environmentally friendly actions paradigms. The aim of this research is to show successful Triple he...

Our entire planet is experiencing the dangers of global warming that have gone beyond what implied by climate change. Recently 2017 has been declared all time second warmest year by NOAA on record for the entire globe, while a BBC report from Alaska ?a great thaw of America is coming? suggests that the steady rising trend of summer temperatures every year, making the thaw deeper hence causing the permafrost to become less stable, for which human activity has been the major cause of rise in temperature for past few...

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 subject of the study was to characterize three deposit parameters of Pacific polymetallic nodules (the content and the abundance of nickel and the nodule abundance) using classical statistical methods. The input data points come from 448 sampling points of a bed area of about 48,000 km2 in the Clarion-Clipperton fracture zone (approx. 1,000 km west of the coast of Mexico). The sample points formed a pseudoregular grid with an average distance between them of about 10 km. On the basis of these, the basic statis...

The energy security, the energy market and the climate change strategy characterize the current times. This forces us to seek new technologies and to modernize and intensify old technologies. The current strategy also significantly affects the blast furnace iron production and subsequently the production of agglomerate. Agglomerate production is closely related, from the ecological and energy points of view, with the production of coke, which is the basic fuel component of the agglomeration batch. That is coke bre...

The paper presents a structural model of the smart farm to improve environmental protection. This model is based on a digital platform that integrates all the elements that participate directly or indirectly in decision-making into agricultural farm.Retour ligne automatique An intelligent farm must manage optimally and efficiently in the spirit of sustainable agriculture and environmental protection the following components: agricultural lands, farm energy balance, inputs and outputs in accordance with the applica...

The Artificial Intelligence is a measure of the ability to achieve purposes in a complex and dynamic.The recognition of the figures using artificial intelligence has been and is still one of the great problems of the modern era. The attempt of identification of the figures in various forms, the contours and shades has developed an impressive number of algorithms. Up until now it has not been discovered the optimum method and algorithm with an efficiency of 100 % in recognition of the figures.The front work propose...

The present paper shows that the analysis of full flow X-ray activity signals recorded by the ASM (All-Sky Monitor) survey camera of RXTE (Rossi X-ray Timing Explorer) orbital observatory for binary systems allows for not only establishment of some mechanisms of matter accretion in binary star systems but classification depending on manifestation of statistical memory effects as well. As an example, using frequency dependencies of autocorrelators and their derivatives calculated on the basis of Memory Function For...

The present study was conducted in order to investigate the effect of various organic food acids, on the proteolytic processes taking place in chicken. A poorly acidic medium favors the process of tenderizers the meat, this being a chemical method of accelerating proteolysis. Citric acid from lemon juice, lactic acid derived from yoghurt and borscht, acetic acid of natural fermentation have been used for this purpose. Meat samples were marinated in these media for 3 days, being preserved at the refrigeration tempe...

The present study was conducted in order to investigate the effect of various organic food acids, on the proteolytic processes taking place in chicken. A poorly acidic medium favors the process of tenderizers the meat, this being a chemical method of accelerating proteolysis. Citric acid from lemon juice, lactic acid derived from yoghurt and borscht, acetic acid of natural fermentation have been used for this purpose. Meat samples were marinated in these media for 3 days, being preserved at the refrigeration tempe...

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...

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...

A tough requirement for the development of the Partomchorr apatite-nepheline ore deposit containing rare-earth elements is a performance of environmental safety of production, because a sanitary zone of the projected mining and processing plant sides with the boundaries of the existing Simbozersky nature reserve and the created Khibiny national park. The studies have substantiated reasonability of the Partomchorr deposit development by a combined mining method; in the first stage step-by-step mining of four open p...

This paper is an analytic research publication. Its thematic scope is the analysis of the present status of cadastral data in Poland and a proposal of creating a multipurpose cadastre. Real property cadastre in Poland, like similar systems throughout the world, is one of the most important information systems based on spatial information of a surveying and legal nature. The system has had a long tradition historically dating back to the thirteenth century. Over the centuries it was transformed and modernized many ...

After more than 40 years of production results indicated necessity to refine the geological model of Sarmatian fluvial reservoirs in an onshore oil field of Moesian Platform , Romania. A stratigraphic analysis was developed to build a new stratigraphic?structural framework. The new 3D seismic was used to incorporate structural data by mapping the system of all normal faults and the unconformity. A new image have been developed for the incised valley. Using concepts of sequence stratigraphy, 3D seismic, biostratigr...

Maritime Differential GPS systems (283.5-325 kHz) are today the basic method for determining the position of vessels in coastal navigation, entering into seaports as well as pilotage around the world. Today, the position accuracy of these systems reaches about 1 m (p = 0.95) and its availability is higher than 99%. In the last decade, many countries, including Poland, have created a number of national and commercial GNSS geodetic networks. Their range often also includes marine waters, hence the use of methods of ...

Decisions related to the choice of investment site selection, made by government administration bodies, have a major impact on the economy in the region. They can cause economic growth or may cause slowing down its development. To avoid or at least minimize the negative effects of investment decisions, they should be taken on the basis of analyzes carried out earlier. Conducting an analysis related to indication the site selection for a given investment object requires obtaining information covering various spatia...

The most crucial factor influencing economic development and social well-being, as well as resulting in the mitigation of the effects of social poverty is electricity and its availability. As a result, a given country?s growing economy generates an increasingly higher demand for energy. Even though the generation of electricity in the Polish power industry is still primarily based on fossil fuels, there is a visible increase in energy produced from renewable sources. In 2016, in Poland the share of renewable energ...

For the tests a coal seam no. 209 of the Piast-Ziemowit coal mine has been selected, which is located in the south-eastern part of the Upper Silesian Coal Basin (USCB). The basic material of the study was the results of laboratory analysis of sulfur and ash content from the furrow samples taken in the mining excavations of the coal seam no. 209 Piast-Ziemowit coal mine. The main objective of the research was to analyze the structure of variability of sulfur and ash content in hard coal using statistical and geosta...

The paper presents the results of meteorological parameters in vertical profile of troposphere above the aerodrome EPDE in D?blin, in Poland. The vertical profile of meteorological parameters in troposphere zone is very important in context of products of air meteorology. The vertical distribution of the troposphere's metrological parameters is also very important for performing flight operations by pilots and air traffic control services. Appropriate metrological protection allows pilots to fully prepare for the ...

Establishing public policies that result in decision-makers and citizens who are much more active when drafting, using, or pursuing how to implement strategies on proposed goals through sustainable development. Romania's National Strategy on Sustainable Development is based on the European Union Strategy for Sustainable Development with the set-ups set in Lisbon, and it is meant to be a binder for the elaboration and establishment of new public policies, which have the effect of changing the attitude of the societ...

The pressure regulators used in underwater breathing apparatuses determine the respiratory comfort of the diver. Our study focuses on the turbulent flow of gas through the series of valves and nozzles that are component elements of a pressure regulator. The pneumatic resistance, induced by the mechanism that controls the dependence between the air flow rate and the pressure differential created by the diver?s air intake, influences to a notable degree the breathing effort. The second stage of an underwater regulat...

This paper presents a comparative analysis using Finite Element Method (F.E.M.) of the foundations with different shapes (cylindrical, truncated cone and hemispherical plate), placed on cohesionless soils with different compaction degrees. The comparison was performed function of the bearing capacity and of the states of stress and deformation that appear in the foundation ground for different load steps to which the foundations are subjected. The foundation systems studied in this paper consist in foundations rea...

A geographical location, an atmospheric circulation, a terrain sculpture and the presence of water reservoirs determine thermal conditions in Poland. The influence of these factors overlaps an impact of local factors as well as the effects of air transformation as a result of the process of an energy exchange at the interface between the atmosphere and its surface. The thermal conditions prevailing in a specific area can be determined on the basis of average values and extreme air temperatures. These characteristi...

The last cycle of the glacial history including the glaciation of the Late Pleistocene (100 to 11 kyr BP) and the modern interglacial (Holocene) is a key period in climate research. Understanding the mechanisms of growth, dynamics and decay of ice sheets (the Laurentide ice sheet in North America and the Scandinavian ice sheet in Europe) provides information to understanding past global climate changes and more reliable predictions of the future climate. The direct source of information on the temperature regime a...

Plastic is often one of the major components of municipal solid waste and its processing product Refuse Derived Fuel (RDF) and thus, waste plastic is an alternative energy resource of importance for implementing Waste-to-Energy strategy. The aim of this study is to investigate the thermal decomposition characteristics by means of thermogravimetric (TG) and derivative thermogravimetric (DTG) analysis of plastic commonly found in municipal solid waste from perspective of possibilities to use gasification as a proces...

Background: In recent years, researchers are increasingly interested in plant raw materials containing phenolic compounds, including flavonoids, due to their harmlessness and a wide range of biological activity. In plants and biological fluids flavonoids are found mainly in the form of a variety of glycosides. One of the most promising plant sources of phenolic compounds is Oxytropis glabra Lam.DC. In this regard, the issue of rapid and qualitative assessment of biologically active substances in medicinal plant ra...

Background: In recent years, researchers are increasingly interested in plant raw materials containing phenolic compounds, including flavonoids, due to their harmlessness and a wide range of biological activity. In plants and biological fluids flavonoids are found mainly in the form of a variety of glycosides. One of the most promising plant sources of phenolic compounds is Oxytropis glabra Lam.DC. In this regard, the issue of rapid and qualitative assessment of biologically active substances in medicinal plant ra...

The purpose of the paper has been finding an effective numerical diffusion model able to predict the patterns of the particulate matter PM10 transported by the wind within the urban area of Craiova (major city in Romania) from the nearby ash dump produced by Craiova II Thermal Power. In order to verify this mathematical model, experimental data have been gathered during four weeks in the selected area, in different seasons and places, by using a particulate matter sampling system and then gravimetrically evaluatin...

The advancement of tracking technologies such as RFID (Radio Frequency Identification) in recent years is developing the study area of shopping behavior of consumers in retailing setting which globally regained increased interest. However, not so many studies have attempted to analyze consumer shopping behavior using the RFID data. The purpose of this paper is to propose the framework based on behavioral variables, which can be tested using the RFID data obtained from the experiment in one of the supermarkets in J...

This paper proposes a forecasting model based on time series technique for solar energy generation. The increasing use of renewable energy from solar and wind sources has gained acceptance and is being increasingly used. The main problems with these energies sources are the dependence of power output on the environmental parameters and the circadian variation. In order to obtain a continuous time series, average daily specific power records, W/m2, are used and moving average and exponential smoothing were tested t...

Bisphenol A (C15H16O2) 2,2-(4,4?-dihydroxydiphenyl) propane (BPA) is known for its endocrine disrupting properties in human body in addition to various other harmful effects. BPA has been detected in the aquatic environment at concentration levels varying from nanograms to micrograms per litre of water in many countries and regions. Due to the inefficiency of BPA removal using the common water treatment methods (physicochemical, biological, and electrochemical), advanced oxidation process was applied. UV-VIS photo...

The paper consider the impact of the view on petroleum origin on the strugegy its exploration. The petroleum is complex, natural Self-organizing system. Its genesis, migration and accumulation in a pool is discrete process not associated with Biosphere matter and energy. Hydrocarbon (HC) molecules are generating during their migration thought Lithosphere layers under catalytic interaction with their selves and rocks. The structure and composition of the HC molecules different type appearing during the stages of th...

The climate and environmental interests are regulated by huge amount of legislative rules. Each country have to make national inventory of GHG and air pollutants, however the guidelines for calculations are developed by different organizations: EMEP/EEA for air pollutant emission inventory guide and IPCC for national greenhouse gas inventory. Also the state can develop own methodology to calculate emissions based on national research. This often leads to inconsistency of calculation results. The aim of this study ...

The statistical data on the structure of the land fund in Arad County, located in western Romania, highlights changes in the temporal evolution of the surfaces with different uses. One of the causes of these ?migrations? is changing the land use category, for various reasons, legal or technical aspects. In this context, the present paper describes the evolution of the surfaces and the stages that need to be taken to change the land use category, the case study being the ?transformation? from arable into pasture. I...

The basis for safety management is the assumption that safe conditions as well as safe behaviour at work do not arise spontaneously, but must be worked out according to a pre-approved program. It is known that preventive actions have a much greater importance and sense than the removing of a damage resulting from accidents. Therefore, it is necessary to take measures aimed at improving the working conditions, equipment and conduct of employees hired in the mine. The presented article is an attempt at a practical a...

The redevelopment of the railway network in Krakow has been ongoing for some years now. Efforts undertaken in order to improve the comfort and quality of travel have an influence on functional and spatial changes in the surroundings of modernised railway stops. The redevelopment of elements of the railway network is essential from the point of view of the possibility of supplementing public transport, in addition to affecting the establishment of new circulation nodes that provide services to a significant number ...

Health and working efficiency of river and marine craft crews depend largely on the quality of drinking water. In this respect, autonomous water treatment systems for ships are of extreme importance, which should be efficient, reliable, and safe providing required quality of drinking water by all chemical and microbiological indicators. The article analyzes existing methods of cleaning, disinfecting and conditioning drinking water for ships. Methods of maintaining drinking water quality during prolonged storage in...

Globalization generates new demands, structures and systems requiring new skills and knowledge. Continuous changes and technological advancements in various industries in the country cannot but make the teaching staff of the universities consider new ways of improving the training system to ensure better acquisition of a foreign language. The paper deals with the trends, goals and tasks in Teaching English for Specific Purposes in Russian technical universities. ESP is a two sided process: English for developing s...

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...

Typification of ice conditions in the Arctic is an essential step to solve important applied problems in the field of arctic marine transportation since in such studies a variety of ice conditions is often described by a predefined set of typified scenarios that directly influence the results. Criteria for ice typification traditionally include the parameters that represent all the sea area, e.g., total ice coverage, area of old ice and other. However, our practical experience shows that such criteria do not alway...

Typomorphic features of placer gold from alluvial deposits of the Bolshaya Kuonamka river basin, draining Eastern framing of the Anabar massif are studied in order to identify association types of primary sources and places, promising for their discovery. Based on identified indicators of gold, it is defined that, ore manifestations of low-sulfide gold-quartz association are the main primary sources of gold-bearing placers. Identification of palladium gold in association with platinoids, as well as its intergrowth...

Assessment of changes in hydrogeological conditions of groundwater deposits under climatic effect and human impact requires in-depth study. It especially concerns groundwater deposits of drinking quality. Providing drinking water to the population of large cities and most of the medium-size and small populated areas of Kazakhstan is based on these changes. The UN carries out special control and analysis of the state of drinking water supply to people around the world, which, unfortunately, testifies to the catastr...

Direct and inverse problems of propagation of elastic waves in an inhomogeneous soil are considered. Based on the analysis of the vibrational field, the associated tasks of vibrational ecology are solved. These problems arise because of the impact of transport and construction equipment in the city. The propagation of elastic waves in the soil can lead to large levels of vibration on the surface of the earth and create unsatisfactory conditions away from sources. Transport, and especially the subway, have the stro...

Silesia Province, which is located in the southern part of Poland, belongs to regions with the most degraded lands in the whole country. According to the ?Environmental Protection 2017? (in Polish ?Ochrona ?rodowiska 2017?) report, prepared by the Central Statistical Offiice, in 2016 there were about 4900 ha of devastated and degraded areas in Silesia Province, which required reclamation. The reason for the occurrence of degraded lands in this area is the intensive exploitation and processing of natural resources....

During the process of conceptual designing of earthmoving or construction boom type machine we have must ensure that it is applicable in practice, meaning stable. Unfortunately, not every time is design of upper structure of such a machine ideal in consideration of position of centre of gravity and that is the reason why are stabilizing outriggers usually attached. This article talks about possibilities of use various schematic drafts of stabilizing outriggers for earthmoving and construction machines on the wheel...

One of the problems that are encountered today is the migration from rural to urban areas. Cities are becoming overpopulated and consequently overbuilt. Due to the high demand for new residential and commercial buildings, in the last few decades, green zones such as parks are often becoming built. In the cities, there is increasingly less room left to nature. Urban vegetation has a large impact on the quality of life in cities. The aim of this research is the detection of urban vegetation by three independent mult...