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Predictions of catastrophic seismic events are extremely important. Such predictions are based on the continuous monitoring of many varying values characterizing the tension in the earth's crust. One of these indicators is micro oscillations in the Earth's crust, committed under the influence of the lunar-solar tidal forces. Devices for the registration of these oscillations are extremely complex, based on laser interferometric techniques. These devices converts length increment into according increment the phase ...

Developing lipid products with colloidal structurally and functionally modified properties, others than the starting base, playing a structural role in the integrated product and the role of mycelia carriers to ensure a health status is relatively recent and it is the result of accepting the idea that foods play a determining role in the prophylactics and therapy of certain conditions. The paper approaches two main aspects: 1 ? methods of modifying lipids (simple stir, hydrogenation, interesterification, fractioni...

This paper deals with the possibilities of concentration of electromagnetic radiation through Fresnel lenses. The article points out errors in the optical system and their possible solutions, which are based on the latest scientific knowledge. At present, there is a development of Concentrator photovoltaics (CPV) and high-concentration photovoltaics (HCPV) systems that make the possibility of more efficient transformation of solar energy into electrical energy. Manufacturing of photovoltaic cells differs in the co...

In this paper we focus on the evaluation of land use changes in the cadastral areas of the cities Martin and Vr?tky. Both cities are situated in the Tur?ianska kotlina Basin between the Mal? Fatra Mts. and Ve?k? Fatra Mts. in the northern part of central Slovakia. Establishment of new industrial enterprises in the second half of the 20th century led to the creation of new infrastructure, urbanization and the subsequent interconnection of both cities. Railway transport and the ?OS Vr?tky company (Railway Repair Sho...

The conceptual approach to the restoration of natural ecosystems (ecological restoration) is to use the idea of adaptive systemic organization of ecosystems, as the driving force of evolution is targeted adaptation of ecosystems, based on feedback, towards enhancing their viability and sustainability. On the basis of the principle of information unity of natural and engineering systems considering natural ecosystems as information-driven and environment conditions as controlling factors, an algorithm for adaptive ...

Coordination compounds of metals and their halides with biologically active organic ligands can be used to produce materials with various optoelectrical and magnetic properties. Some of them can enhance the tunnel effect. Complexes of metal halides with amino acids and halogens with various structures have been synthesized. Lithium halides, which form complexes with electron-donor molecules are of particular interested for biological applications. The studies on coordination compounds of lithium halides with amino...

The Pectobacterium bacteria are classified among the most economically important pathogens for growing potatoes. In recent years, an increase in diseases caused by these bacteria could be observed. The purpose of this work is the study of the antibacterial activity in vitro of five plant extracts namely grains of black cumin (Nigella sativa L.), cloves (Syzygium aromaticum), Eucalyptus camaldulensis, wild carrot (Daucus carota L.) and thyme Numidia (Thymus numidicus), against the strain Pectobacterium collected in...

The area of the CSA mine is situated at the northern edge in the central part of the Most Basin (North Bohemia, The Czech republic). The interesting area, currently represented by the internal wastedump and the own openpit mine CSA, has undergone significant changes over time that are associated almost with coal mining activities. This activity hit especially hydrological and hydrogeological conditions of the area. The original surface was naturally drained by the several streams, which were necessary translate to...

According to data reported in the EU report, critical raw materials include 20 raw materials, including rare earth heavy metals (Gd-Lu and Y) and rare earth light metals (La-Eu). Thus, rare earth metals include lanthanides of atomic number 58-71 and scandiums with atomic numbers Sc -21, Y -39 and La -57, respectively. Rare earth metals are used in many modern, innovative techniques such as optics, nuclear technology, production of permanent magnets that are part of discs for computers and automotive hybrid motors,...

Natural and waste water clearing of cations of non-ferrous and heavy metals is an important problem of modern industry. Metals inflow into natural water occurs in various ways from natural leaching from rocks via industrial processing stage to natural water bodies and watercourses discharge. The most large-scale and significant way of non-ferrous and heavy metals? cations hitting represents waste water of technological processes of metallurgical and mining and processing industry. The obtained results show that fe...

The main objective of this article will be focused into the possibilities of 3D printing paper machine called Mcor IRIS HD and also to subscribe the principles of this 3D printer in general. This machine is not well descripted yet; so the main idea is based on how this 3D paper printer works. Also, unlike the other 3D printing materials, this paper technology is not so well-known nowadays. There will be explained how the papers are spliced layer by layer on the building platform inside the 3D printer and the proce...

The article presents the results of asymmetrical disk tools laboratory tests. This type of mining tools can be used for mechanical mining of hard rocks, among others in the solution of innovative roadheader head, presented on SGEM conference in 2016. The study was conducted at a dedicated laboratory stand, with an installed drive power of 80 kW. Stand consists of rotating rock sample, mined by special plate equipped with asymmetrical disk tools. The rock is mined using undercutting technique, also known as Wohlemy...

The coal mining has been carried out coal mine since 150 years in the Turkey/Manisa-Soma. It has been determined that about 800 million tonnes of lignite reserves (ranging in calorific value from 2.500 to 4.500 kcal / kg). Turkey/Manisa-Soma-Karanlikdere underground lignite coal is one of the highest reserves in Turkey and having about 5300 kcal of energy with quality and enrichment. Coal is contains very clay and abundant fossils. Limestone, sandstone and claystone are also frequently found. As the coal goes from...

Silica fume is a waste product created in the production process of metallic silicon, ferrosilicon and other silicon alloys in the electric arc furnace with or without heat recuperation of flue gasses. Microsilica as a waste hazardous to the environment after years of studies in laboratories and science institutes found its use in civil engineering. The utilization of silica fumes in civil engineering is mostly visible in the technology of high performance concretes (HPC). The examination of imposed thermal stress...

In this study are presented and analyzed data resulted from monitoring of ions concentration: NO??, NO?? and PO??? in surface waters from Bucharest during 2013 ? 2016 period. The concentrations of these ions are an important indicator of the degree of eutrophication of lakes. The monitored surface waters are formed of 12 lakes rezulted by systematizing of Colentina River. The sources of pollution with nitrates and phosphates are coming from economic activities around lakes, from urban transport, and the initial po...

Various types of spatial data can be used in different parts of crisis management. We concentrate on support for evacuations. Analyses of the current situation show, that cartographic visualization can be used in different phases of an evacuation. We test the potential of open data in this paper. They can be used without legislative restrictions and for free. We choose the region around nuclear power plant Dukovany (Czech Republic) for the pilot study. Handbook for public in the case of radiation accident already ...

Extra-heavy oil is considered as one of alternative energy sources mainly because of reserve potentials, rich in organic compounds and rare transition metals like V and Ni. Extraction from this hydrocarbon resource has always been a challenge due to high oil viscosity and as a result low mobility within porous media. Conventionally the production from extra-heavy oil reservoirs is achieved by thermal methods such as SAGD, CSS, Insitu combustion, etc. However, these techniques do not consider the post productions? ...

Drought and associated effects can cause serious damage to crop maize. Breeding drought tolerance by the development of new hybrids, aims at identifying some accurate screening techniques. The objective of this study was to evaluate the effect of the hydrological conditions (with stress - drought year and without stress - normal year) on the yield and other traits for six maize hybrids grown at ARDS ?imnic, Craiova and to investigate drought tolerance of these hybrids using several stress tolerance indices. Analys...

The influence of ultrasound energy on bioscouring treatment applied on a 50 % of hemp + 50 % of cotton woven fabric was studied. The aim of the bioscouring treatment was the removal of the natural cellulose attendants for better fabric properties. The treatment conditions were: variable concentration between 1-3 % (o.w.f.) of the commercial enzyme product Beisol PRO, which is a mixture of pectinases from Bezema Company, Switzerland, 2 g/L of the complexing agent EDTA, 0.5 % of wetting agent Denimcol Wash RGN, phos...

The paper deals with possibilities of recovery methods of technical installations in brownfields. The paper refers to basic problems of regeneration of technical installations in brownfields, namely the identification of individual networks, their often diametrically opposed structurally-engineering states, possibly the effectiveness of approach to reconstruction. The paper offers possibilities how to access to the structures that often exceed their moral life and last but not least, the paper offers new progressi...

Until recently, the effect of various factors, which are due to the stressed state and physical weathering of a massif on the development of microfractures in igneous rocks in elastic-brittle state has been poorly studied. Therefore, the genesis of fractures of various sizes cannot be revealed and the strength of the massif cannot be reliably forecasted. The authors have assessed the conditions and formation pattern of microfractures in rapakivi granites from the Salmi massif, the Fennoscandian Shield, which displ...

Currently, the design and development of the user interface is important, but at the same time, an empirical process. Despite the attempts of many authors to give recommendations on the correct design of the interface appearance, there are no recommendations on how to relate the domain and interface, and build the latter without losing the sense of the user's activity. Unlike the existing approaches in this area, the proposed approach to the semantic design takes into account the activity of the user in the domain...

Urban ecosystems function and maintenance are closely connected to the humans being, their interests and activities. As a result in many cases are observed serious anthropogenic works, causing a significant impact on the natural processes and conditions. Consequently urban ecosystem services become more specific, requiring more individual approaches for the related processes clarification and assessments. The understanding of such implementation recently is under a broad extension. Practices in the area widely inc...

Environmental protection and sustainable development are two of the of great topics of interest and much concern for the new generation of passive dwelling constructors, designer?s architects. In the past less concern was attached to the use of environment friendly materials in harmony with the European legislation for the construction of passive dwellings and to the questions constantly raised by life: constructors and beneficiaries should meet the legislation on these constructions in harmony with the environmen...

This paper deals with the first results coming from the research activity of the SECOSUD Phase II, called ?Conservation and equitable use of biological diversity in the SADC region (Southern African Development Community) a project supported by the Italian Ministry of Foreign Affairs in the SADC [1]. The goal of this tiered study is to give an integrated view of three focus themes inside the area of Limpopo National Park, in Limpopo River Basin: groundwater, climate change, biodiversity. Limpopo National Park is o...

The inorganic migration forms of trace elements in the lakes of Western Mongolia characterized by a high content of such trace elements as U (up to 3 mg/L), Li (up to 82), Br (up to 718), Al (up to 0.4) were calculated using HydroGeo software (Bukaty, 2002). All studied lakes have high concentration of total dissolved salinity (TDS) that ranges from 1 to 360 g/L and high pH values varies from 6.9 to 10.3. According to calculated results Br, Li, Rb, Na, K, Sr, Ca, and Mg in lake waters migrate predominantly in ioni...

Climate change mitigation is a relevant topic in now days. One of the main sources of greenhouse gases (GHG) and air pollutants (including ammonia) emissions that promoting climate change is agriculture sector. Considerable part of GHG and ammonia emissions from agriculture in Baltic region is forming in dairy farms. The aim of the research is to estimate differences between conventional and organic dairy farms in context of GHG and ammonia emissions, taking into account livestock feeding and manure management pra...

The purpose of the study was to develop an electrochemical method for detection of lead at low level of contamination in water samples using a carbon glassy electrode modified with the functionalized azulene: (2E)-2-(azulen-1-ylmethylidene) hydrazine carbothioamide (L) as a complexing polymer film. The modified electrodes were prepared in L solutions (1mM) in acetonitrile (CH3CN) containing tetra n-butyl ammonium perchlorate (0.1 M TBAP) as supporting electrolyte. The analyses were performed on Autolab PGSTAT 12 P...

Within an expeditionary study, conducted in the south-eastern part of the Romanian Plain and central and southern Dobrogea, soil samples (0-20 cm) under the maize during the growing phase of 4-7 pairs of leaves, have been collected. The investigation methodology included three methods: determining the soil content of mobile Zn, soluble in CH3COONH4-EDTA solution at pH 7, calculating the values of the reaction-mobile phosphates index (RMPI) and of the zinc deficiency index (ZnDI), in order to establish the probabil...

The goal of the presented application is to find a simple way how to randomly divide n patients into 2 groups 1 and 2. The main requirement is no dependency on target platform and the application must be available online for many different medical departments. Each department must have a unique login. No higher security level such as two-factor authentication is required. The results of the division into the groups represent a random choice of patients recommended to conventional and a new treatment without any pr...

In the production of electricity in the Thermal Power Plants, coal is one of the fuels. After burning coal, is resulting large amounts of waste in the form of slag and ash stored in ponds. After completing the submission of slag and ashes in ponds they have to rentered in the natural circuit. Soil of tailing ponds has a small grain size and is permeable, the structure of ponds are landscaped with irrigation systems and drainage water. Also soils have a low nutrient content and contain certain chemicals that could ...

The toxic heptyl gets into the desert and steppe soils of Kazakhstan when rockets flights from the Baikonur cosmodrome. The Baikonur cosmodrome is located in the desert to the east from the Aral Sea. It has been operating since June 1955, i.e. 62 years. The desert and steppe areas are generally considered as fragile unstable ecosystems. The launch vehicles leave behind damaged phytocenoces and landscapes, and impoverished soils after falling. We found out the landscape sites, where under the influence of long-term...

Even though land cover and use changes, climate changes and altered use of energy, known together as the ?global changes? have been studied intensively, their relationships are still under debate, especially with respect of assessing the anthropogenic contribution. The study relies on the hypothesis according to which poverty and lack of environmental awareness could lead to disastrous environmental impacts, with adverse economic consequences. Starting from an assessment of deforestations based on GREENPEACE data ...

A source of thermo-mineral water of Vranjska spa is of great importance for environmental protection of rural settlements. Wealthy mineral water composition and the temperature of 93°C are very suitable for the spa tourism development. Capacity of the water source allows appications in industry as well as in food production. Geographical position, developed road network, vicinity to the highway and consumers attainability allow economic development of Vranje region, to whom population from other regions gravitates...

In the paper, it is proposed to perform a comparative analysis of the strength and stability calculations for the VST-20000 stationary roof by using two methods. The first method would be the one of structural mechanics described in [1, 2], and the second one is a numerical method performed in the ANSYS software complex. The finite element model of the VST-20000 roof was used to calculate the stationary roof of the tank in ANSYS, which implements the finite element method. The tank computer model represents the sy...

In order to make selection methods more efficient and to make improvement works perfect in developing new mustard cultivars at the Agricultural Research Station in Lovrin, we carried out a series of research and biometrical measurements starting from the necessity of better knowing specific variability, quantitative features, productivity features, the way they are passed on hereditarily, and the intensity of the correlations between them.Yielding capacity is a complex quantity feature based on a large number of e...

Heavily loaded production lines for metal surface treatment gradually lose reliability and are subject to both physical and moral ageing. For this reason their replacement by a more advanced equipment is necessary and it is the most effective action. In addition to the production process efficiency improvement, this action provides also better parameters as to the environmental protection. The modernization undertaken also meets the requirements for BAT techniques. The paper handles also potential effect of the pr...

The current article presents two map projections used in Romania mainly for military purposes, namely Lambert-Cholesky (from 1917 to 1931) and Gauss-Kr?ger (from 1955 to 1971). After a brief description of their individual characteristics and particularities of application in our country, a comparison of the distortions produced by both projections was presented in order to emphasise their various advantages. The accuracy of relief representation using contour lines on maps drawn to scales of 1:20,000 and 1:25,000...

Nowadays, we can notice a phenomenon of extreme diversification of the categories of complex and colorful wrapped food products that attract more consumers on local or world market. The current trend in the modern consumer orientation is for new food products that satisfy both nutritional and sensorial requirements and cause the appearing of new products on the food market. However, we must say that food has a complex composition, sometimes indiscernible to consumers and associated with an improper diet, poor in n...

Plastics are materials used in almost all areas of human activity and also in various branches of industry and in life in general. The growing production of plastics, their volume are evenly growing up also in the waste, therefore it is necessary to solve the plastic waste problem. The contribution deals with the using of recycled plastics plates and testing of sorted plastic waste. From the plastic waste as the semi-products re prepared for example the plastic plates by extruding technology, it means recycled pla...

Article describes the problematics of GNSS systems (Global Navigation Satellite Systems) and its use for creating an approach procedure for airport Nitra Jan?kovce. Paper is divided into four parts. First chapter devotes itself to general description of GNSS systems, specifically their history and technical characteristics of three the most widely known satellite navigation systems, including GPS, GLONASS and GALILEO, addicting also to the systems that make GNSS signal of these navigation systems more precise. The...

Nanostructured black silicon wafers were obtained in a two-stage process of selective chemical etching initiated by metal nanoclusters. The obtained silicon wafer surfaces demonstrate the reflectance of 2-3% in the visible range. Surface-enhanced Raman scattering (SERS) effect was observed on silicon substrates coated with silver or cooper nanoclusters. Test substance of Rhodamine can be detected up to concentration of ~10- 12 ? by using nanostructured silicon substrates covered with silver nanoparticles. Dependen...

The main goal of our paper was to determine the consequences of selenium intake (0.2 ppm as selenium selenite) on mineral profile of some broiler chicken (Ross) tissues/organs. Scarcity of studies on reference ranges for various minerals in different tissues was the secondary reason of our study. Our results highlighted significant variations on minerals content from studied samples: blood ? Cu, Mn, Fe; faeces ? Cu, Mn, Fe, Mg; muscular stomach ? Fe, Zn, Ca; liver ? Fe, Mg, Ca, Na; kidney ? Cu, Mg, Ca, Na, K; lung...

The cycle transport is fast developing in the Czech Republic. Gradually becomes not only a sport and way for use free time, but also a full-fledged type of transport. For this to become cycling transport alternative to mobility in cities is need to urban development must also adapt to the needs of cycle transport. It is not only the development of cycle track, but also integrating of cycling transport into the transport system. For fluent and particularly safe keeping cycle transport is also used by interchanges. ...

The paper presents a prediction algorithm for the low rate GPS data in order to fuse them with the high rate Inertial Navigation System (INS) data; a major shortcoming in the integration process of the two navigation systems is due to the significant difference in theirs data rates in the reading processes. The algorithm is based on a smart mechanism based on adaptive neuro-fuzzy inference systems (ANFIS) concept, and includes an adaptive network of fuzzy inference systems. Under the form of a five layer feed-forw...

Nowadays, Romanian rural area is facing many problems such as: the lack of infrastructure to support agricultural development, the lack of a program to develop rural tourism, the lack of interest of Romanian peasant towards keeping traditions and developing his vocation that was inherited over time, artificial industrialization in agricultural sector. All these led in time to the current situation which is faced nowadays - a low demographic percentage in the rural sector characterized by a majority of elderly peop...

Carbonate eluvium is suffusion unstable soil, where voids and cavities can be formed. This can lead to adverse effects and disasters in the constructions of buildings and structures. This article presents the results of using the Plaxis Software for the determination of the critical depth and critical diameter of the cavities in which the possible collapse. The total thickness of the carbonate eluvium exceeds twenty meters in the study area. The calculation model of the cavity growth included the geometric model o...

Nowadays, after intervals of time without rainfall, heavy rain with very high flow rates in very short time are increasingly more often. If extreme rainfall events, storm sewer networks can not take storm water flows, which frequently occurs with flood damage large, often with loss of life. Duet o the fact that rainwater flows to the emissaries in time, the water table drops. Analyzing the frequency of extreme phenomena rainfall and using climate scenarios we can adapt technical regulations related to sizing colle...

The aim of the research is to return the disturbed lands of mining landscapes to the biosphere foundation in the light of modern knowledge of the role of Earth's soil shell in maintaining the stable state of the biosphere. The methodology has been substantiated and the technology of restoration of disturbed lands (ecological restoration) has been developed in accordance with the concept of natural soil-formation, which is based on the principle of self-organization of natural systems. The data of the long-term mon...

The abandoned Regoufe mine is situated in Northern Portugal, in the Arouca Geopark. It was exploited for tungsten by underground mining till the 1970s. The tailings were deposited on the ground. The mine was abandoned without any environmental remediation. Mineralization occur in quartz veins, and consists of wolframite, cassiterite, and several sulfides (arsenopyrite, pyrite, sphalerite), bismuthinite and native bismuth (Bi). The present study aims to characterize the acid mine drainages (AMD) and superficial wat...