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Chemometric Evaluation of WWTPs’ Wastewaters and Receiving Surface Waters in Bulgaria
PublikacjaWastewater treatment plant (WWTP) installations are designed and operated to reduce the quantity of pollutants emitted to surface waters receiving treated wastewaters. In this work, we used classical instrumental studies (to determine chemicals and parameters under obligations put with Directive 91/271/EEC), ecotoxicological tools (Sinapis alba root growth inhibition (SA-RG) and Heterocypris incongruens mortality (MORT) and growth...
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Characterization of Rapana thomasiana as an indication of environmental quality of the Black Sea coast og Bulgaria
PublikacjaW pracy przedstawiono wyniki badań próbek mięczaków morskich (brzuchonogów) na zawartość takich składników jak wielopierścieniowe węglowodory aromatyczne, polichlorowane bifenyle, mikroelementy tych składników oraz aktywność biologiczną. Oceniono różnice w zawartości tych składników w próbkach uzyskanych z tych mięczaków morskich zebranych na obszarach niezanieczyszczonych i obszarach charakteryzujących się dużą intensywnością...
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Assessment of the Bulgarian Wastewater Treatment Plants’ Impact on the Receiving Water Bodies
PublikacjaDeterioration of water quality is a major problem world widely according to many international non-governmental organizations (NGO). As one of the European Union (EU) countries, Bulgaria is also obliged by EU legislation to maintain best practices in assessing surface water quality and the efficiency of wastewater treatment processes. For these reasons studies were undertaken to utilize ecotoxicological (Microtox®, Phytotoxkit...
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COLLABORATIVE LEARNING ENVIRONMENT FOR ENGINEERING EDUCATION (COLED)
PublikacjaCollaborative Learning Environment for Engineering Education is a European project implemented under the Erasmus + program, The main goal of 5 partners from 4 different European countries – Bulgaria, Poland, Portugal and Romania is to develop an innovative collaborative training approach, encompassing curricula related to the introduction of enterprise automation. Project activities are carried out in the period from Dctober 2018...
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Review of Research into Enterprise Bankruptcy Prediction in Selected Central and Eastern European Countries
PublikacjaIn developed countries, the first studies on forecasting bankruptcy date to the early 20th century. In Central and Eastern Europe, due to, among other factors, the geopolitical situation and the introduced economic system, this issue became the subject of researcher interest only in the 1990s. Therefore, it is worthwhile to analyze whether these countries conduct bankruptcy risk assessments and what their level of advancement is....
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TRANSFORMATION OF THE BANKING SECTOR AS AN ELEMENT OF ECONOMIC TRANSFORMATION IN SOUTH-EAST EUROPE
PublikacjaThe issue of stability in economy is essential, both in theoretical as well as in practical discussion. It is especially important in an environment of economic transformation. The aim of the article is to assess the economic stability during the transformation of the south-east region of Europe over a period of 19 years (1996 – 2014), and the mutual relation between the economic stability and the transformation process, including...
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Changing patterns in export of goods versus international competitiveness. A comparative analysis for Central-East European countries in the period 2000-2011.
PublikacjaThis paper discusses the existing links between changing patterns in the export of goods, broken down by technology-intensity, versus intrenational competitiveness. The study covers nine Central-East European (CEE) economies: Bulgaria, the Czech Republic, Estonia, Hungary, Latvia, Lithuania, Poland, Romania and the Slovak Republic, in the time span 2000-2011. We examine the hypothesis of a strong, positive and statistically significant...
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Entrepreneurial competencies and intentions among students of technical universities
PublikacjaThe study investigates the entrepreneurial competencies and intentions of students. Their formation is a requirement of modern times. The question arises whether students of modern technical universities get entrepreneurial competencies and whether they transform these competencies into their entrepreneurial intentions. More than 3.6 thousand students from six technical universities from Poland, Ukraine, Latvia, Bulgaria, and Lithuania...
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Evaluation of the suitability of electronic nose based on fast GC for distinguishing between the plum spirits of different geographical origins
PublikacjaPlum spirits are obtained exclusively via the alcoholic fermentation and distillation of meaty plums or must composed of plums, with or without stones. The European countries such as Poland, the Slovak Republic, the Czech Republic, Bulgaria and Romania are the leading producers of this alcoholic beverage. Information about the authentication of plum spirits produced in different countries can be found in the published literature....
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Youth attitude to entrepreneurship in Eastern and Central European countries: Gender aspect
PublikacjaCurrent business conditions pose new challenges to youth entrepreneurship, which is a significant component of countries’ economic growth. In addition, Generation Z differs from previous generations and requires new approaches. In this context, a comprehensive study of the peculiarities and various aspects of youth entrepreneurship development is highly-demanded and relevant. Furthermore, the lower representation of women among...
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Regulacje prawne dotyczące wykorzystywania komórek macierzystych oraz hybryd cytoplazmatycznych w wybranych krajach europejskich. Legal Regulations for the Use of Stem Cells and Cytoplasmic Hybrids in Selected European Countrie.
Publikacja"Przedmiotem publikacji jest analiza rozwiązań regulacji prawnych w wybranych państwach europejskich w zakresie badań przeprowadzanych przy użyciu komórek macierzystych o różnym pochodzeniu: z embrionów, hybryd cytoplazmatycznych oraz indukowanych pluripotencjalnych komórek macierzystych. Artykuł przedstawia obecną sytuację na gruncie polskiego ustawodawstwa, a następnie omawia zastosowane rozwiązania prawne we Włoszech, Hiszpanii,...
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Paid work activity and entrepreneurial cognitions of students – evidence from European emerging economies
PublikacjaPurpose – This paper aims to investigate whether paid work activity (PWA) experience of students from five emerging economies is related to academic results and self-assessment of possessed entrepreneurial traits. Additionally, the authors verify the relationship between obtaining work experience and the willingness to start own business among students. Design/methodology/approach – Participants included 3,631 students of the first...
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Phytoavailability of potentially toxic elements from industrially contaminated soils to wild grass
PublikacjaTopsoil and grass samples from 14 sites located in different distances from three copper mining factories and a copper smelter were collected in Srednogorie, Bulgaria. The paper discusses results of studies on the mobility of potentially toxic elements (As, Cd, Cr, Cu, Mn, Ni, Pb, Zn) from contaminated soils to wild grass Cynodon dactylon in terms of transfer (TF: soil to plant) and phytoavailability (PF: EDTA (ethylenediaminetetraacetic...
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Projekt aCiret odpowiedzią na wyzwania przemysłu 4.0
PublikacjaDruga dekada XXI w. jest początkiem nowej rewolucji przemysłowej, określanej jako przemysł 4.0. Coraz powszechniejsze systemy cyberfizyczne, internet rzeczy, obliczenia i procesy sterowane w chmurze wymagają wysoko wykwalifikowanych pracowników, uzbrojonych w ogólną i specjalistyczną wiedzę oraz doświadczenie, wykazujących się przedsiębiorczością i inicjatywą. Problem braku odpowiedniej kadry dotyka firmy z sektora przemysłowego,...