The study represents the research of the origin and connection of waters of the Šar Mountains aquatorium using natural isotopes of water, tritium and oxygen 18O. The waters of two lakes and two creeks that dominate this aquatorium have been analyzed. Monitoring of the seasonal maximum, taking into account the obtained tritium profile o...

By Nenad Stanojević, Jelena Đokić, Dušan Nikezić, Živče Šarkoćević, Uroš Kovačević

 Recycled rubber powder (PRR) is used as a filler and modifier for various elastomeric materials. Recycled rubbers include reclaimed rubber, ground rubber, or reprocessed synthetic rubber, by means any rubber waste that has been converted to an economically useful form. Composites based on elastomers and recycled rubber powder is a serious cha...

By Slaviša Jovanović, Vojislav Jovanović, Gordana Marković, Suzana Samaržija-Jovanović, Marija Milenković, Milena Marinović-Cincović

 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

 This study aims to dope silver (Ag) and fluorine (F) in zinc oxide (ZnO) for the improvement of photoresponse properties in ZnO since previous reports confirmed improvement of these properties using individual doping of F and Ag. The F-doped ZnO (FZO) and F and Ag co-doped ZnO (FAZO) nanorods were synthesized using a modified hydrothermal met...

By Aminu Muhammad, Sabah M. Mohammad, Suvindraj Rajamanickam, Ibrahim Garba Shitu

 This paper explores the justification and proposes a model for the introduction of artificial intelligence (AI) into medication procurement systems. By analyzing the current state of medication procurement, we identify key areas where AI could enhance efficiency, accuracy, and reliability of the process. The implementation of AI is suggested ...

By Vladimir Milićević, Igor Franc

 The processes of simulation and modeling in medicine are not new. The popularization of modern technologies, primarily Artificial Intelligence (AI), has significantly impacted this segment of medical practice. This primarily refers to the development of predictive models and the creation of intelligent simulators based on these technologies. ...

By Vladan Čolić, Marija Mosilović, Enes Sukić

 The data represent facts that gain meaning through processing. Processed sales are called information and as such represent very significant resources today. A special category is represented by sensitive or private data. The need to protect this data initiated the development of legal regulations and guidelines that define the rules of perso...

By Vesna Simikić

 The toxicity of hexavalent chromium (Cr(VI)) is well recognized, and its use is highly regulated in EU countries, including restrictions under frameworks like the REACH regulation in the EU. In Republika Srpska, the use of Cr(VI) is also limited by current legal regulations, ensuring strict control over its use and discharge. Under REACH, hex...

By Borislav N. Malinović, Olja Petrušić, Sanda Pilipović, Draženko Bjelić, Tijana Đuričić

 Since the rapid industrial development results in extensive production and use of conventional plastic materials, their inadequate disposal and accumulation led to a major environmental concern due to the global climate and environmental impact. The traditional methods of plastic waste treatment including disposal to landfills, plastic recycl...

By Sanja Rackov, Branka Pilić