Most of the electricity generated in the Republic of Serbia is produced in thermal power plants that burn lignite. The strategy for the development of the energy system is: construction of new power plants based on lignite and natural gas with higher energy efficiency, rehabilitation and modernization of existing plants and accelerated use of...

By Predrag Škobalj, Valentina Turanjanin, Biljana Vučićević, Dragoslav Mrđa, Milica Mladenović

 Aluminium and silicon particles in fuel known as “cat fines” are catalytic residues from the refinery process. They can cause mechanical damage to fuel pumps, injectors, piston rings and cylinder liners. They are very hard and highly abrasive, thus causing abrasive wear to main engine components. These impurities in marine fuel mu...

By Miroslav Vukičević, Zdravko Ikica, Boris Hrnić, Vladan Vuković

 In south-western Mauritius besides the small village of Chamarel (Mauritius), you can find this uniqu land with colouring soil. The soil found here reflects seven different colours like red, blue, green, brown, violet, yellow and purple. The analysis of the soil was taken by x-ray fluorescence spectroscopy. The research show that this natural...

By Perica Bošković, Martina Gudelj, Mile Dželalija

 Metformin, a key drug for type 2 diabetes mellitus, is often hindered by its bitter taste, affecting patient compliance. This study takes a unique approach by proposing the combination of Metformin with artificial sweeteners like sodium saccharin and acesulfame potassium to improve its taste. The research focuses on how these sweeteners alter...

By Andrija Vukov, Milan Vraneš, Jovana Panić, Teona Teodora Borović, Nikolett Cako Bagány, Sanja Belić, Slobodan Gadžurić

 Many countries around the world focus on environmental preservation and reducing industry's impact on climate change. Considering that the construction industry accounts for around 40% of global pollution, the majority of which is caused by energy use and more than a quarter by the materials themselves, the building sector offers huge potenti...

By Biljana Vučićević, Dragoslav Mrđa, Valentina Turanjanin, Milica Mladenović, Predrag Škobalj

 We are witnessing rapid changes and unpredictable challenges face by cities and their residents - from environmental and natural challenges and disasters to security issues. Protecting and improving safety of people and communities is one of the biggest security challenges and it is in the focus of crime prevention. Numerous examples have sho...

By Tanja Stupar, Davor Stupar

 In today's world, alongside increased market globalization and economic regionalization, business success relies on the utilization of modern information technology. The emergence and development of the Internet and the networking of businesses and public administrations, driven by digital marketing strategies, have led to significant changes...

By Isidora Milošević, Milica Grbić, Biljana Bjelica

 Optical detection of plant stress in real-time is crucial as it enables timely interventions to mitigate potential damage. This study presents a detailed evaluation of a system that detects changes in plant metabolism in real-time by distributing optical signals across the leaf. The methodology facilitates continuous monitoring of changes in ...

By Miloš S. Mošić, Sara V. Ristić, Marija M. Petković Benazzouz, Stefan Lekić, Katarina M. Miletić

 The composition of the essential oil of juniper (Juniperus communis L.) depends on plant age, geographical origin, fruit maturity, etc. Nevertheless, juniper essential oil mainly consists of terpene hydrocarbons: monoterpenes (up to 85%) and sesquiterpenes ( up to 27%), along with their oxygenated derivatives (up to 4%). Consequently, researc...

By Miljana Krstić, Nevenka Bošković Vragolović, Ana Veličković, Svetomir Milojević, Jelena Avramović, Ivan J. Stojković, Vlada Veljković

 This study introduces a novel, non-contact optical technique for solving a twodimensional, ill-posed problem in temperature tomography inside the firebox of a commercial coal power plant. For determining the 2D temperature distribution and attenuation coefficients, we utilized four optical probes positioned at the corners of the combustion c...

By Miloš S. Mošić, Sara V. Ristić, Marija M. Petković Benazzouz, Katarina M. Miletić