Identifying basic theoretical schemas (as images of real reality) with ideological doctrines (as subjective images of reality) has always been fraught with many dangers, and has often led to catastrophic consequences, sometimes visible to the naked eye. The post socialist transition is a good example of this claim. The subject of this paper is to e...

By Veselin Drašković, Mimo Drašković, Radislav Jovović, Milica Delibašić

 It has been proven that competitiveness of industry significantly depends on the level of development and efficiency of institutions. Topic of research in this paper is impact of social, and within it economic institutions to the competitive capacity of industry. The aim of the research is proving impact of institutional development to the co...

By Nikša Grgurević, Irena Petrušić

 In this work were synthesized hybrid materials based on aliphatic polyurethanes and small amounts of titanium dioxide nanoparticles (0.5; 2.0 and 3.0 wt.%). From an environmental point of view, this synthesized hybrid materials are significant engineering materials because the products of their thermal degradation are significantly less toxic...

By Jelena Pavličević, Dejan Kojić, Milena Špírková, Mirjana Jovičić, Bojana Ikonić, Vladan Mićić, Jaroslava Budinski-Simendić

 In this paper, the influence of thermoplastic segmented polyurethanes on the curing kinetics of epoxy based hybrid materials was assessed. Samples were prepared with diglycidil ester bisphenole A epoxy resin and different content (10, 15 and 20 wt. %) of thermoplastic segmented polyurethanes with different content of hard segments (20, 25 and...

By Vesna Teofilović, Mirjana Jovičić, Jelena Pavličević, Oskar Bera, Snežana Sinadinović-Fišer, Milena Špírková, Ayse Zehra Aroguz

A Blatina grapes is fruit crop characteristic of the Herzegovina region. The amount of grapes produced for consumption and processing, greatly exceeding the Herzegovina population needs, and produced fruit has an impact on the quality of the diet to a wider geographical area. The aim of this work is to determine the content of zinc (Zn), as microel...

By Munir Mehović, Sejit Bobar

The paper presents a viable success alternative for solar energy valorification to generate electricity for city streets lighting system in Baia Sprie town. The electricity provided by solar power plant starting on 2016 and it’s used for city streets lighting system with partially replace for conventional electricity. Within the Romanian Regi...

By Valeria Mirela Brezoczki, Gabriela Filip

Many years after the war, in the majority of ex Yugoslavian countries, the main topic has been unemployment issue. Countries passed the process of transition from centrally regulated economy into market oriented one. Money, as one of the highly mobile factor of production, came into region throughout financial channels. Opposite to money, contempor...

By Mirjana Stojanovic-Trivanovic, Vesna Rodic

In order to solve the problem of environmental safety improvement and the effectiveness of flushing out of well that are being drilled a modernized scheme of drilling rig pumping-circulatory system has been designed. System approach of modernizing separate elements of pumping-circulatory system has been used. The maximum air-tight pumping-circulato...

By Lesya Shkitsa, Teodoziya Yatsyshyn, Mikhaylo Lyakh, Olga Sydorenko

The paper achieves a study on the reactive power consumption in case of a medium sized factory. The factories as others industrial consumers usually have the power factor lower than the neutral one, which in Romania is 0.92; that is why these types of consumers have to pay for reactive power. The reason for the power factor is small (sometimes much...

By Olivian Chiver, Liviu Neamt, Cristian Barz, Eleonora Pop, Zoltan Erdei

Within the European context, there are factors that have changed Europe's way of thinking about itself and about the Islam. Such factors include for example the debates about wearing a headscarf in public schools. Such debates have occurred in many European countries. While the existence of the Islam has been long recognized by the constitutions of...

By Adeline Berdie