Paeonia tenuifolia L. petals contain bioactive compounds, such as phenolic acids, flavonoid glycosides and aglycones, anthocyanins, anthocyanidins, terpene derivatives, etc. However, the application of the mentioned bioactives from this source is rather low due to the fact that a higher amount of petals need to be collected in order to obtain a dec...

By NATALIJA ČUTOVIĆ, PETAR BATINIĆ, TATJANA MARKOVIĆ, BRANKO BUGARSKI, ALEKSANDRA JOVANOVIĆ

Aromatic plants of the Lamiaceae family are valuable food and medicinal sources due to their antioxidant, antimicrobial, antispasmodic, expectorant, carminative, antiulcer, stimulant, anticancer, anti-proliferative, and diuretic effects. Biologically active compounds obtained from plant resources have gained more attention nowadays, due to the cons...

By NATALIJA ČUTOVIĆ, TATJANA MARKOVIĆ, ALEKSANDRA JOVANOVIĆ, PETAR BATINIĆ

Polyphenols are a large group of plant secondary metabolites that can be employed as preservatives, antioxidants, and additives. Flavonoids, as an important group of polyphenols and natural antioxidants, may reduce oxidative stress in cardiovascular and neurodegenerative diseases, diabetes mellitus, asthma, and eye disorders. The objective of the p...

By RABIEA ASHOWEN AHMODA, ANDREA PIRKOVIĆ, MILENA MILOŠEVIĆ, ALEKSANDAR MARINKOVIĆ, ALEKSANDRA JOVANOVIĆ

Modified carbon electrodes with TiO2 nanoparticles exhibit several advantages over other electrode materials. The electrochemical characteristics of the electrode material depend on various factors, including the type and size of carbon particles, the size of modifier particles, the choice of binder, the preparation method, and the surface morpholo...

By SAŠA MIĆIN, NADICA IVOŠEVIĆ DENARDIS, SANJA MARTINEZ, MAJA LEVAK ZORINC, BORISLAV N. MALINOVIĆ, VEDRANA ŠPADA

Bauxite residue, commonly known as red mud is byproduct of the Bayer process for alumina production. It presents both environmental challenge as well as opportunity for resource recovery.  With high content of iron, titanium, and other valuable metals such as gallium, scandium and vanadium, red mud has gathered significant attention as a poten...

By SREĆKO STOPIĆ, DUŠKO KOSTIĆ, MITAR PERUŠIĆ, VLADIMIR DAMJANOVIĆ, RADISLAV FILIPOVIĆ, BERND FRIEDRICH

Making decisions, i.e. the need for them, is constantly present in all areas of human activity, regardless of whether it is an individual, a group of people, a company, a state, etc. Therefore, the scientific study of the decision-making process, i.e. the development of decision-making theory as a separate scientific discipline, is fully justified....

By DJORDJE VOJINOVIC, ANA JOJIC

Risk based approach to assess structural integrity of pressure vessel in process industry is presented, taking into account EU PED 2014/68 and API 581, and using basic fracture mechanics parameters. Failure Assessment Diagram (FAD) is applied to assess likelihood of failure of two spherical storage tanks, one for vinyl chloride monomer (VCM), the o...

By ALEKSANDAR SEDMAK, SNEŽANA KIRIN, IGOR MARTIĆ, TAMARA GOLUBOVIĆ

Amaranth belogs to the group of pseudocereals. This pseudocereal is rich in proteins and does not contain gluten. Therefore, it is suitable for people on a gluten-free diet. In recent years, the number of people suffering from celiac disease or who are allergic to gluten has been increasing every day. The aim of this paper was to examine how the pa...

By VESNA GOJKOVIĆ CVJETKOVIĆ, DRAGANA ŠKULETIĆ, ŽELJKA MARJANOVIĆ-BALABAN, DANIJELA RAJIĆ, MILAN VUKIC, MILENKO SMILJANIĆ, DRAGAN VUJADINOVIĆ

The semi-rigorous model without holdups and the semi-rigorous model with minimum holdups give almost the same results. However, the former uses integration step 0.1 h and the latter integration step 0.00001 h. This, and the fact that a semi-rigorous model describes the dynamics of the batch distillation process more reliably than a shortcut model, ...

By ADNAN HADZIHASANOVIC, MUHAMED BIJEDIĆ

Weather stations, thanks to precise sensors, enable the collection of meteorological data (on temperature, humidity, pressure, etc.) in real time and their display in the form of diagrams and reports, which allows better observation of weather trends and giving forecasts.Choosing an adequate location for the meteorological station is extremely impo...

By BOŽO ILIĆ, BRANKO SAVIĆ, JOVAN VUJUĆ, DRAGAN RASTOVAC

Cr-Mo steels A-387 Gr. B and SA-387 Gr. 91 are intended for the production of pressure vessels, steam pipelines and gas installations in the chemical and petrochemical industry, as well as thermal power plants, which work in conditions of elevated temperature and corrosive environment. Due to their exceptionally good mechanical properties, as well ...

By NIKOLA KOSTIĆ, MILIVOJE JOVANOVIĆ, IVICA ČAMAGIĆ, ŽIVČE ŠARKOĆEVIĆ, ZIJAH BURZIĆ, ALEKSANDAR SEDMAK

In this study, the effects of coagulant and flocculant concentrations, as well as their interaction on the efficiency of Ni removal through the coagulation and flocculation process of real wastewater from the metal industry were examined. A 3² factorial design was used for the design of the experiment, with two independent variables: coagulant...

By TIJANA ĐURIČIĆ, DAJANA DRAGIĆ, SANDA PILIPOVIĆ, ALEKSANDRA BORKOVIĆ, DIJANA DRLJAČA, DRAŽENKO BJELIĆ, BORISLAV MALINOVIĆ

Laccases are essential enzymes in various industrial applications, playing a vital role in numerous industrial processes. When immobilized, laccases demonstrate enhanced resistance to environmental changes and offer the added benefit of being easily recoverable and recyclable, which makes them superior to their free forms. Immobilization primarily ...

By NEVENA ILIĆ, SLAĐANA DAVIDOVIĆ, MARIJA MILIĆ, MIONA MILJKOVIĆ, KATARINA MIHAJLOVSKI, SUZANA DIMITRIJEVIĆ-BRANKOVIĆ

The Draft Tube Spout-Fluid Bed (DTSFB) is obtained by inserting a draft tube into a bed and introducing an auxiliary gas flow for aeration in the annular region. A specific modification of this system is a hydraulic barrier, which is an extension of the column from the bottom and whose diameter is smaller than the diameter of the column. The barrie...

By KATARINA ŠUĆUROVIĆ, DARKO JAĆIMOVSKI, DANICA BRZIĆ, MIHAL ĐURIŠ, ZORANA ARSENIJEVIĆ, TATJANA KALUĐEROVIĆ-RADOIČIĆ, NEVENKA BOŠKOVIĆ-VRAGOLOVIĆ

Agricultural waste holds significant potential as a source of nutritionally valuable components but remains largely underutilized. Oilseed crop leaves, in particular, are rich in proteins, with the enzyme RuBisCO comprising a major portion of the protein fraction. However, RuBisCO extracted using standard methods often exhibits limited solubility, ...

By BOJANA BALANČ, PREDRAG PETROVIĆ, TAMARA ĐUKIĆ, VERICA ĐORĐEVIĆ, JELENA MIJALKOVIĆ, NATAŠA ŠEKULJICA, VIKTOR NEDOVIĆ, BRANKO BUGARSKI, ZORICA KNEŽEVIĆ-JUGOVIĆ

Puffballs are a group of macrofungi that produce enclosed, globose fruiting bodies. When young, they have a solid white interior (gleba), which turns into a powdery, brown spore-bearing mass as they mature. These fungi have been used in folk medicine worldwide, primarily as wound dressings. Since fungal β-glucans are known to aid in wound heal...

By TOMISLAV MARKOVIĆ, JASMINA STOJKOVSKA, JOVANA ZVICER, BOJANA BALANČ, ALEKSANDRA JOVANOVIĆ, BRANKO BUGARSKI, PREDRAG PETROVIĆ

The extraction of gallic acid from the pomegranate peel was carried out in a column with a diameter of 40 mm, in which pomegranate peel grains with a diameter of 2 mm were placed in a packed bed. The extraction fluid is recirculated through the system using a centrifugal pump. The fluids used in the extraction are: water, ethanol:water=50:50 and et...

By DARKO JAĆIMOVSKI, KATARINA ŠUĆUROVIĆ, DUNJA ŠIJAKOVIĆ, JELENA ŽIVKOVIĆ, KATARINA ŠAVIKIN

Digital Image Correlation (DIC) method, including both 2D and 3D DIC, plays an important role in testing and evaluating pressure equipment integrity, as well as materials used in pressure equipment. The 2D DIC method, employing a single-camera setup, is particularly suited for assessing surface deformation and strain distribution in simpler geometr...

By NENAD MITROVIC, MILAN TRAVICA, ALEKSANDRA MITROVIC

This study examined the characteristics of granulated activated carbon (GAC) as an adsorbent for the removal of organic matter from the surface water of the Jala River. The adsorbent was characterized by XRD, FTIR, Raman spectroscopy, BET and SEM/EDS methods, while a detailed physicochemical characterization was performed for the water sample. The ...

By ZORAN PETROVIĆ, ALEKSANDRA RADULOVIĆ, SANJA PANIĆ, SABINA BEGIĆ, DRAGANA KEŠELJ, MIRJANA PETRONIJEVIĆ

The Republic of Srpska has favorable climatic conditions and quality soil for growing various types of fruit (plums, apples, pears, quinces, etc.), with a large portion of this fruit being used to produce high-quality domestic brandies. The production of brandies in rural households is carried out in distillation devices (pot stills) with a capacit...

By ZORAN PETROVIĆ, TAMARA MUTABDŽIJA, TATJANA BOTIĆ, PERO DUGIĆ, NEBOJŠA VASILJEVIĆ, MARINA JOKIĆ

This paper investigated the adsorption kinetics of methylene blue (MB) on activated carbon. Tests of the adsorbent (granulometric composition and FT-IR analysis) showed that the adsorbent has a wide distribution of particles (5-250 μm) and that the most frequent vibrations are caused by N=C=N stretching, C=C=C stretching, metal-oxygen vibrations...

By NEBOJŠA VASILJEVIĆ, SANJA PANIĆ, GORAN TADIĆ, JELENA VUKOVIĆ, NATAŠA NOVAKOVIĆ, VLADAN MIĆIĆ

Silica gel is a widely used desiccant with a high water sorption capacity, influenced by factors such as specific surface area, pore volume, and pore size. This study develops mathematical models using multiple linear regression analysis (MLRA) to predict the water sorption capacity of silica gel based on experimental data. Independent variables in...

By DRAGANA KEŠELJ, DRAGICA LAZIĆ, ŽELJANA BOGIĆEVIĆ, ZORAN PETROVIĆ, DIJANA DRLJAČA

Stone samples were sampled from three fields: Field A, Field B, and Field C. In this work, chemical and mineralogical analysis of the stone was performed. The chemical analysis of the stone was done by volumetric, complexometric, spectrophotometric, gravimetric and X-ray fluorescence analysis (XRF). Mineralogical analysis was done by XRD analysis. ...

By DRAGICA LAZIĆ, DRAGANA KEŠELJ, GORDANA OSTOJIĆ, MILENKO SMILJANIĆ, NEBOJŠA VASILJEVIĆ, PAVLE LONČAR

In this work, the inverse heat transfer analysis (IHTA) utilizing the Finite Element Method (FEM) has been used to detect the thermal properties of the soil where in situ soil temperature (ST) measurements together with that obtained theoretically are used in the solution. The initial values of the unknowns such as the soil thermal diffusivity are ...

By KHALID SHIBIB

Cancer is a serious risk to human life. Some predictions show a considerable increase in new cases and deaths by 2050. Chemotherapy and other conventional treatments encounter issues with a lack of specificity, leading to severe side effects on healthy tissues and drug resistance. Nanotechnology with targeted drug delivery shows improved diagnostic...

By ALEKSANDRA PORJAZOSKA KUJUNDZISKI, DRAGICA CHAMOVSKA

Cholesterol has garnered significant attention in research due to its role in both the structure and the fluidity/rigidity of phospholipid membranes. This property makes it an essential component in liposome formulation. Finding the right ratio of phospholipid-to-cholesterol is important for making a liposome formulation that is stable and works we...

By NEDA PAVLOVIĆ, JELENA MIJALKOVIĆ, BOJANA BALANČ, NEVENA LUKOVIĆ, ZORICA KNEŽEVIĆ-JUGOVIĆ

Introducing automation in manufacturing can lead to increasing efficiency in the assembly process, reducing Lean production waste, and enhancing operator ergonomics. The purpose of combining automation and Lean is to bridge the gap between digital transformation and human-centric automation, ensuring technological evolution together with the operat...

By ALEKSANDAR ARGILOVSKI, RADMILA KOLEVA, TRAJCE VELKOVSKI, BOJAN JOVANOSKI, DARKO BABUNSKI

This research focuses on the solubility correlation of Sabah green Robusta coffee (Coffea canephora) bean extract using supercritical carbon dioxide (SC-CO₂) extraction. Sabah, the largest coffee-growing area in Malaysia, provides a rich source of Robusta beans for this study. Solubility of coffee bean oil was examined across a range of pressures (...

By SARAH AISYAH KHURUN HIZAR, HASMADI MAMAT, ROVINA KOBUN, NORLIZA JULMOHAMMAD, SITI FARIDAH MOHD AMIN, NOR QHAIRUL IZZREEN MOHD NOOR, MOHD SHARIZAN MD SARIP, AZRUL NURFAIZ MOHD FAIZAL, NICKY RAHMANA PUTRA, AHMAD HAZIM ABDUL AZIZ

The procedures of chemical purification of wastewater with chemical changes of polluting (harmful) water substances are: neutralization - adjusting the pH value by adding acids or bases; flocculation (flocculation) – joining of dissolved particles into larger flakes that settle; coagulation (coagulation) – addition of chemical substance...

By VLADIMIR STJEPANOVIĆ, BOŽIDARKA ARSENOVIĆ, ZORAN PETROVIĆ

Food colorants are food additives commonly added to foods and beverages to compensate for color loss during processing and exposure to light, air, moisture, and temperature variations. This study evaluates the prevalence of colorants in popular beverages on the local market and those marketed specifically towards children. The study analyzed data f...

By DRAGANA ILIĆ UDOVIČIĆ, ALEKSANDRA VASIĆ POPOVIĆ, JELENA ĐURIČIĆ MILANKOVIĆ, IVANA JEVTIĆ, KOSANA POPOVIĆ

The Plavica deposit is located in the northwestern part of the Zletovo ore field, which belongs to the central part of the Kratovo-Zletovo volcanic area in the Republic of North Macedonia. Two mineralogical-geochemical ore zones have been formed in the deposit: upper one - oxide (secondary) with an Au content of 0.8 to 2 gr/t and lower one - sulfid...

By GOCE ZLATKOV, KATICA RADINSKA, SANJA GACOVA

To ensure safe drinking water and reduce the harmful impact of wastewater on the environment, pollutants are removed using various water treatment procedures such as oxidation, adsorption, filtration, and biological processes. However, conventional methods only partially remove pesticides, pharmaceuticals, and other organic micropollutants from wat...

By DUŠAN RAKIĆ, ALEKSANDRA CVETANOVIĆ KLJAKIĆ, SANJA PANIĆ, IGOR ANTIĆ, JELENA ŽIVANČEV, NATAŠA ĐURIŠIĆ MLADENOVIĆ, NENAD GRBA, MIRJANA PETRONIJEVIĆ

Intensive mining of fossil fuels has caused the exhaustion of nonrenewable natural resources, water, and air pollution,  and significant deterioration and degradation of soils. One of the main problems associated with electricity generation from coal combustion is the “energy waste” issue. When analyzing the potentially harmful env...

By GORDANA DEVIC, MARIJA V. PERGAL, MIODRAG PERGAL

Enzymes, such as peroxidases, are “green” catalysts used in various environmental processes. Enzymes can be used in free form or immobilized on a solid support such as metal oxides, carbon and composite materials. The appropriate choice of carrier can significantly improve the properties of the enzyme, increase its stability and enable ...

By MIRJANA PETRONIJEVIĆ, SANJA PANIĆ, ALEKSANDRA CVETANOVIĆ KLJAKIĆ, BILJANA LONČAR, JELENA TANASIĆ, JELENA ARSENIJEVIĆ, SLAVICA RAŽIĆ

To minimize the risk of infections, it is essential to routinely test for bacteria and harmful contaminants, particularly in areas where water is utilized for drinking or recreational activities. To demonstrate the presence of microbiological indicators (Escherichia coli and intestinal enterococci), water sampling and analysis were conducted at Jar...

By SANJA KOVAČ, ANITA PTIČEK SIROČIĆ, KAROLINA ANTOLKOVIĆ

The onset of industrialization combined with rising living standards and population growth has led to increased consumption, water contamination, and a threat to the already unequal distribution of this most valuable resource. The amount of freshwater consumed worldwide has doubled in the past 50 years, according to UNESCO, and amounts to roughly 3...

By ANITA PTIČEK SIROČIĆ, MLADEN ŠILJEG, DIJANA BEGIĆ ŠINJORI, DRAGANA DOGANČIĆ

Accumulation of agro-industrial waste represents  problem of environmental pollution, considering that it increases the emission of greenhouse gases. Composting is an environmentally friendly waste management solution based on a circular economy strategy. The bioconversion of agro-industrial waste  into the product with added value, such ...

By SNEŽANA DIMITRIJEVIĆ, VLADIMIR FILIPOVIĆ, ELMIRA SALJNIKOV, SVETLANA ANTIĆ, VERA POPOVIĆ, IVANA MATEJIĆ, MATIJA KRPOVIĆ

The growing need to reduce agricultural waste and replace emission from fossil fuels has created a shared research interest. These two areas are complementary, leading to an increased focus on utilizing agricultural waste biomass as an alternative energy source, particularly through the production of liquid and solid biofuels via pyrolysis. Py...

By JELENA ISAILOVIĆ, EMILIJA VUKIĆEVIĆ, GORDANA GAJICA, BRANIMIR JOVANČIĆEVIĆ, JAN SCHWARZBAUER, VESNA ANTIĆ

Pyrolysis, as a process of thermal degradation of waste materials in an oxygen-free environment, is an efficient method for converting waste into valuable products. This technology helps reduce the accumulation of agricultural and plastic waste, whose improper disposal poses an environmental problem. At the same time, pyrolysis produces p...

By JELENA ISAILOVIĆ, EMILIJA VUKIĆEVIĆ, GORDANA GAJICA, BRANIMIR JOVANČIĆEVIĆ, JAN SCHWARZBAUER, VESNA ANTIĆ

Brilliant Green dye is widely used in industries such as paper, textiles, rubber, and plastics, primarily for dyeing wood and silk. However, it poses serious health risks, including toxicity through skin and eye contact, ingestion, and inhalation, which can lead to organ damage if exposure is prolonged. Therefore, the removal of Brilliant Green dye...

By NEVENA ILIĆ, MARIJA MILIĆ, SLAĐANA DAVIDOVIĆ, MIONA MILJKOVIĆ, SUZANA DIMITRIJEVIĆ-BRANKOVIĆ, KATARINA MIHAJLOVSKI

Bisphenol A (BPA) is a commonly used industrial chemical in the manufacturing of plastics and resins; however, its endocrine-disrupting properties pose serious health risks to living organisms. By interfering with hormonal balance, BPA can contribute to reproductive and developmental problems. Due to its extensive use, BPA remains prevalent in the ...

By KATARINA STOJANOVIĆ, MARIJA JEČMENICA DUČIĆ, MARIJA SIMIĆ, MARIJA KOVAČEVIĆ, DRAGANA VASIĆ ANIĆIJEVIĆ, TANJA BRDARIĆ, DANKA AĆIMOVIĆ

Emerging contamination of environmental waters by synthetic organic compounds requires forehand and serious engagement of available scientific and technological resources. The photocatalytic degradation of organic pollutants is a widely investigated and promising methodology, however, it still requires research input to systematize and improve the ...

By KATARINA STOJANOVIĆ, MARIJA KOVAČEVIĆ, MARIJA SIMIĆ, SANJA ŽIVKOVIĆ, DANKA AĆIMOVIĆ, TANJA BRDARIĆ, DRAGANA VASIĆ ANIĆIJEVIĆ

Waste management is a big challenge for Bosnia and Herzegovina (B&H). The population of B&H generated 1.2 million tons of municipal waste in 2023, of which 99% was permanently landfilled. Landfilling waste may negatively affect the health of the population and the environment and also represents a potential loss of a renewable source of ene...

By BRANKICA GEGIĆ, DRAŽENKO BJELIĆ, DRAGANA NEŠKOVIĆ MARKIĆ, SINIŠA DODIĆ, DAMJAN VUČUROVIĆ, BOJANA BAJIĆ

Due to intensive food production, the generation of agricultural waste leads to a significant environmental impact. Nuts, such as hazelnuts, walnuts, and pistachios, are produced in millions of tons annually, given their proven health benefits in human nutrition. However, their consumption implies separation of edible part from the shell, which rem...

By NAJI AGILEE, TIJANA SPASOJEVIĆ, MILICA DELIĆ, ĐORĐE OGRIZOVIĆ, ISABELA R. GRIA, NEVENA PRLAINOVIĆ, MAJA ĐOLIĆ

The primary aim of this study is to develop a membrane from treated waste hemp fibers using a dimethyl sulfoxide/tetra-n-butylammonium hydroxide (DMSO/TBAOH) solvent system and citric acid (CA) as an efficient adsorbent for the removal of cations and cationic dyes from water. The bio-renewable membrane (cHM) was prepared at the appropriate molar ra...

By LJUBICA VASILJEVIĆ, MILENA MILOŠEVIĆ, NATAŠA KNEŽEVIĆ, MILOŠ VELIČKOVIĆ, ALEKSANDAR MARINKOVIĆ

This study investigates the valorization of burnt IQOS cigarette waste into biochar and its subsequent activation to enhance structural porosity and surface area for environmental applications. Initiated by pyrolyzing the residual waste at high temperatures, the process yields a carbon-rich biochar, which is then subjected to a chemical activation ...

By HADI WAISI, STEVAN BLAGOJEVIĆ, MILOŠ MARINKOVIĆ, MARKO MILOJKOVIĆ, VLADISLAV ŽIVANIĆ, MARTINA WAISI

This study examines the potential of hemp seed shell active carbon as an innovative solution for removing antibiotics from contaminated water sources. The process involved the thermal conversion of hemp seed shell waste into biochar, followed by its activation to enhance porosity and surface functionality suitable for adsorption applications. The b...

By HADI WAISI, STEVAN BLAGOJEVIĆ, MILOŠ MARINKOVIĆ, MARKO MILOJKOVIĆ, ALEKSANDAR MARINKOVIĆ, VLADISLAV ŽIVANIĆ, RADE VESKOVIĆ

To assess the current water quality of the Drina River, water samples were collected from the river and its tributaries at selected locations. A total of 17 samples were taken from various points along the Drina River, including Foča, Višegrad, Bratunac, Zvornik, and Bijeljina, over a period from June 2023 to September 2024. The analysis foc...

By JELENA VUKOVIĆ, SLAVKO SMILJANIĆ

This paper shows the preliminary results of the investigation of the possibility of the use of red mud slag (RMS) for phosphate sorption from aqueous solution. The red mud slag was obtained from red mud treatment, specifically carbothermal reduction at high temperatures. This process resulted in forming a metallic phase (iron) and slag enriched wit...

By JELENA VUKOVIĆ, SLAVKO SMILJANIĆ, DUŠKO KOSTIĆ, SREĆKO STOPIĆ, MITAR PERUŠIĆ, NEBOJŠA VASILJEVIĆ

In the last decades of the twentieth century, the development and use of sustainable alternative jet fuels emerged as a key factor in reducing the decarbonization of the airspace (reducing aviation-related CO2 emissions). "Refuel Aviation" initiative promotes the development and use of sustainable aviation fuels. of SAFs (sustainable aviation fuels...

By BOŽIDARKA ARSENOVIĆ

Edible oils undergo undesirable changes over time or during thermal treatment due to enzymatic, microbial, and chemical processes, leading to spoilage. In this study, the oxidative state of sunflower oil was assessed by determining the peroxide value (PV), anisidine value (AV), and Totox value (TV) using standard methods. The oil was heated at temp...

By LJUBICA VASILJEVIĆ, SANJA DOBRNJAC, STEVAN BLAGOJEVIĆ, MILENKO AĆIMOVIĆ

In this paper, a comparison of the net present value and the payback period for three different projects of construction and exploitation of plants for the production of electricity with the aim of decarbonizing the energy sector is conducted. The first project is building of the large-scale nuclear power plant with a light-water reactor, the secon...

By SANJA MILIVOJEVIĆ, MILAN M. PETROVIĆ, VLADIMIR D. STEVANOVIĆ, JOVICA RIZNIĆ, MILOŠ LAZAREVIĆ, NEVENA STEVANOVIĆ

Hydrogels have emerged as promising materials in regenerative medicine due to their biocompatibility and tunable properties. Polyurethane (PU), a versatile polymer, is renowned for its excellent mechanical properties and stability. However, its inherent hydrophobicity limits its application in biomedical fields. To overcome this limitation, polyure...

By JELENA TANASIĆ, URSZULA KLEKOTKA, BEATA KALSKA-SZOSTKO, IVAN KRAKOVSKY, TAMARA ERCEG, IVAN RISTIĆ

Polyurethanes are one of the most versatile materials, used in countless commercial applications, mainly because of their outstanding performances. Due to the constant market need to push the boundaries of quality, even with proven good materials, the incorporation of various nanoparticles has become an established method for properties enhancement...

By IVAN S. STEFANOVIĆ, JASNA V. DŽUNUZOVIĆ, ENIS S. DŽUNUZOVIĆ, TIJANA S. KOVAČ, CARLA MAREGA

Testing the behavior of polymeric materials during heating, especially when it comes to materials that have wide practical application and therefore large commercial importance, such as polyurethanes, is essential. Results obtained by investigating thermal stability and thermal decomposition of polymers, including kinetic modeling, can help to unde...

By IVAN S. STEFANOVIĆ, JASNA V. DŽUNUZOVIĆ, ENIS S. DŽUNUZOVIĆ, TIJANA S. KOVAČ, CARLA MAREGA

Silymarin exhibits plenty of bioactivities that can promote human health and well-being. Nevertheless, silymarin is poorly soluble and possesses lower bioavailability, thus, its application is quite limited. Liposomes can increase the stability of encapsulated sensitive compounds and the bioavailability of poorly hydrosoluble components. Concerning...

By AMJED KARKAD, MILENA MILOŠEVIĆ, ANDREA PIRKOVIĆ, ALEKSANDAR MARINKOVIĆ, ALEKSANDRA JOVANOVIĆ

Fumaria officinalis L. is a scrambling annual plant, disturbed and cultivated throughout Europe, and represents a component of various phytotherapeutic formulations in the European ethnobotany used in hepatobiliary dysfunction, illnesses of gastrointestinal and urogenital tracts, cancer, rheumatism, high blood pressure, and skin disorders. The aim ...

By RABIEA ASHOWEN AHMODA, ANDREA PIRKOVIĆ, MILENA MILOŠEVIĆ, ALEKSANDAR MARINKOVIĆ, ALEKSANDRA JOVANOVIĆ

Vaccinium myrtillus fruits and leaves show significant economic importance due to their application in food, functional food, pharmaceutical, cosmetic, and healthcare products. Bilberry leaves contain valuable components, such as phenolic acids, flavonoids, procyanidins, anthocyanins, fatty acids, and dietary fibers. The mentioned compounds possess...

By AMJED KARKAD, MUNA RAJAB ELFERJANE, MILENA MILOŠEVIĆ, ANDREA PIRKOVIĆ, DIANA LUPULOVIĆ, ALEKSANDAR MARINKOVIĆ, ALEKSANDRA JOVANOVIĆ

Modern material modifications using elion techniques, with an emphasis on stimulated radiationin UV/VIS. IR spectra incorporate vast number of activities. One direction of the development of these effects is of speciall interest in the biological sphere, where Elion techniques are used in modulation tasks, and in the strict modern metrology approac...

By MILESA SREĆKOVIĆ, MILORAD TOMIĆ, SNEŽANA STOJIČIĆ, SVETLANA PELEMIŠ, SANJA JEVTIĆ, ALEKSANDAR BUGARINOVIĆ, ZORAN LATINOVIĆ

Poly(L-lactide) (PLLA), a biodegradable polymer with properties comparable to conventional plastics, is limited by its inherent brittleness and thermal instability. This study explores the enhancement of PLLA properties through the synthesis of ABA-type block copolymers with distinct soft middle blocks—polyester poly(methylricinoleate) (PMR) ...

By IVAN RISTIĆ, MARIJA KRSTIĆ, SUZANA CAKIĆ, JELENA TANASIĆ, NINA JOKIĆ, LJUBIŠA NIKOLIĆ, VLADAN MIĆIĆ

The synthesis of oxide nanopowders through ultrasonic spray pyrolysis (USP) represents an innovative and sustainable approach for producing high-purity, spherical particles with advanced material applications. Advances in USP-synthesis are performed using continuous transport of aerosol from an ultrasonic generator to the furnace and collection of ...

By DUŠKO KOSTIĆ, SREĆKO STOPIĆ, MITAR PERUŠIĆ, VLADIMIR DAMJANOVIĆ, RADISLAV FILIPOVIĆ, BERND FRIEDRICH

In this study, the co-electrodeposition (CED) method was utilized to produce copper metal matrix composite coatings (Cu-MMC) using lab-made sulfate electrolyte and lab-made synthesized nanoparticles of ferrite-aluminum layered double oxide (Fe/Al LDO) as reinforcement. Copper coatings and co-electrodeposited Cu-MMC coatings with Fe/Al LDO nanoparti...

By SAMAH SASI MAOLOUD MOHAMED, NEBOJŠA D. NIKOLIĆ, MARIJA M. VUKSANOVIĆ, RASTKO VASILIĆ, DANA G. VASILJEVIĆ-RADOVIĆ, ALEKSANDAR D. MARINKOVIĆ, IVANA O. MLADENOVIĆ

The alumina nanoparticles (Al₂O₃) were synthesized using the sol-gel technique from an inorganic solution. The obtained nanoparticles had a microstructure of corundum after calcination at 1000°C. For characterization of alumina nanoparticles, use the FE-SEM/EDS method with mapping software, XRD, and TEM. The α-Al₂O₃ phase was detected wit...

By SAMAH SASI MAOLOUD MOHAMED, MARIJA M. VUKSANOVIĆ, DANA G. VASILJEVIĆ-RADOVIĆ, ŽELJKO RADOVANOVIĆ, RADMILA M. JANČIČ HEINNEMAN, ALEKSANDAR D. MARINKOVIĆ, IVANA O. MLADENOVIĆ

About 20% of the world's clean water pollution is considered to be caused by the textile industry's dyeing and finishing processes. Therefore, it is necessary to develop an environmentally acceptable but also economically profitable dyeing process. Wool is a natural fiber with a high content of keratin (about 80%) and sulfur and has specific proper...

By MILENA NIKODIJEVIĆ, SLAĐANA KAPUŠI, DRAGAN TROTER, SANDRA KONSTANTINOVIĆ

Dyeing of polyester fabrics is usually done at high temperatures with the use of carriers and dispersants, which are often toxic. Standard dyeing methods not only consume large amounts of energy but also contribute significantly to environmental pollution. In this work, standard and alternative methods of dyeing polyester fabric with Disperse Red 6...

By MILENA NIKODIJEVIĆ, ANA STOJKOVIĆ, IVAN KRSTIĆ, DRAGAN TROTER, SANDRA KONSTANTINOVIĆ

Conductive polymer composites offer innovative solutions for real-time food quality monitoring by enabling direct interaction with spoilage indicators. In this study, polyaniline (PANI) doped with trifluoromethanesulfonic acid (TFMS) was synthesized via oxidative polymerization and incorporated into biopolymer matrices—polylactide (PLA) and p...

By IVAN RISTIĆ, MARIJA KRSTIĆ, DARKO MANJENČIĆ, SENKA POPOVIĆ

The consecutive microwave-assisted hydrothermal shelling combined with aerosol-assisted calcination was applied as a synthesis route for IrO2-shelled CoCeY oxide core composites, designed as potential high-efficiency catalysts for the oxygen evolution reaction (OER) with a reduced iridium content. The search for such efficient OER catalysts is of g...

By KATARINA Đ. BOŽIĆ, MARIJA D. MIHAILOVIĆ, MARIJANA R. PANTOVIĆ PAVLOVIĆ, MAJA R. STEVANOVIĆ, MIROSLAV M. PAVLOVIĆ, ENISA S. SELIMOVIĆ, VLADIMIR V. PANIĆ

Water electrolysis, powered by sustainable energy sources, represents a key technology for a green hydrogen production, offering a clean and renewable energy solution. However, the efficiency of this process is primarily constrained by the sluggish kinetics of the oxygen evolution reaction (OER), which significantly increases the overall energy dem...

By KATARINA Đ. BOŽIĆ, MARIJANA R. PANTOVIĆ PAVLOVIĆ, MAJA R. STEVANOVIĆ, MARIJA D. MIHAILOVIĆ, MIROSLAV M. PAVLOVIĆ, JASMINA S. STEVANOVIĆ, VLADIMIR V. PANIĆ

Water stress is a significant issue globally, with many regions experiencing water scarcity. The main challenge in achieving effective wastewater treatment is maximizing the overall efficiency of treatment systems. Polymers play a significant role in environmental applications, particularly in water treatment systems. Certain pharmaceuticals, such ...

By SVETLANA PELEMIŠ, ANDRIJANA BILIĆ, DUŠICA KRUNIĆ, SANJA J. ARMAKOVIĆ, STEVAN ARMAKOVIĆ

In this study, we investigate the interactions between organic nanocone structures and metformin, a widely prescribed drug for managing high blood sugar levels. To gain deeper insights into binding affinities and noncovalent interactions, we employ a multiscale computational approach that integrates various levels of atomistic modeling. Initially, ...

By SVETLANA PELEMIŠ, DUŠICA KRUNIĆ, ANDRIJANA BILIĆ, IRIS MAGLOVSKI, SANJA J. ARMAKOVIĆ, STEVAN ARMAKOVIĆ

The objective of this work was to investigate a naturally occurring mineral form of calcium apatite, known as hydroxyapatite (Hap), as a potential drug delivery material. Drug delivery materials are utilized to effectively administer drugs to the body, ensuring controlled release, targeted delivery, and enhanced bioavailability. Hydroxyapatite was ...

By IVAN BRACANOVIĆ, ALEKSANDAR KRSTIĆ, MILOŠ SIMIĆ, MILJANA MIRKOVIĆ, ANA KALIJADIS

Due to increasingly intense problems in terms of resistance to various types of infections, including bacterial resistance to antibiotics, new materials with effective contact antimicrobial action are intensely being researched. Hydroxyapatite (HAp) represents the leading material from the calcium-phosphate group, which can be used as a biocompatib...

By IVAN BRACANOVIĆ, DUNJA MILETIĆ, ANA KALIJADIS, MILOŠ SIMIĆ, ALEKSANDAR KRSTIĆ, ALEKSANDRA SKNEPNEK, MILJANA MIRKOVIĆ

This work investigates the process of forming metallic coatings of nickel on copper using electrolytic deposition. By focusing on the optimization of deposition parameters, such as current density, electrolyte temperature and deposition time, high-quality coatings can be achieved in terms of corrosion resistance, strength, adhesion and aesthetic ap...

By STANKO SPASOJEVIĆ, MILENA MILOVANOVIĆ, DANIJELA JOVIČIĆ, STANA STANIŠIĆ, ZORICA RISTIĆ, MARIJA MITROVIĆ, BOJANA LUKIĆ, MILORAD TOMIĆ

The characteristics of nickel coatings obtained by electrochemical deposition on steel samples of known chemical composition were investigated. The chemical composition of the steel was examined using the XRF method (X-ray fluorescence spectrometry) before and after the deposition of the coatings. The effect of current density and deposition time o...

By STANKO SPASOJEVIĆ, SNJEŽANA VUČIĆEVIĆ, STANA STANIŠIĆ, DANIJELA JOVIČIĆ, ZORICA RISTIĆ, MARIJA MITROVIĆ, DUBRAVKA BANJAC, MILORAD TOMIĆ

The inhibitory effect of Thyme (Thymus serpillum) extract (TSE) on the corrosion of two steel types in 4% HCl solutions was investigated (Steel 1 - DC01 and Steel 2 - X5 CrNi 18-10). Steel samples were chemically prepared followed by the examination of corrosion rate in both uninhibited and inhibited HCl solutions. Four solutions were used: Solutio...

By MARIJA MITROVIC, MILORAD TOMIĆ, BOJAN GORANČIĆ, NEBOJŠA VASILJEVIĆ, REGINA FUCHS-GODEC, DRAGAN TOŠKOVIĆ

In this paper, the influence of steel type, inhibitor concentration, and time on the inhibitory effect of dandelion root extract in a 4% HCl solution was investigated. Two types of steel of known composition were used, and the inhibitory effect was monitored in a time interval of 2, 4, 6, 24 and 48 hours. Dandelion root extract was obtained by the ...

By NEBOJŠA VASILJEVIĆ, MARIJA MITROVIC, REGINA FUCHS-GODEC, DRAGAN TOŠKOVIĆ, MILORAD TOMIĆ

This study aimed to investigate the kinetic properties of methylene blue adsorption on carbon cryogel samples and nitrogen doped and nitrogen and sulfur co-doped carbon cryogel. Nitrogen and sulfur were incorporated into the carbon structure to enhance surface, electronic and textural properties. Methylene blue, a widely utilized dye in the textile...

By IVAN BRACANOVIĆ, ANA KALIJADIS, MILOŠ SIMIĆ, ALEKSANDAR KRSTIĆ

Rice is a staple diet for almost half of the world’s population, offering a diverse range of varieties with distinct characteristics, including pigmented and non-pigmented types. Phenolic and flavonoid compounds in food are acknowledged for their health-promoting benefits and antioxidant properties. This research explores the total phenolic c...

By MACDALYNA ESTHER RONNIE, HASMADI MAMAT, AHMAD HAZIM ABDUL AZIZ, MOHAMAD KHAIRI ZAINOL, NORAZLINA MOHAMMAD RIDHWAN, ROVINA KOBUN, NICKY RAHMANA PUTRA

Food, especially cereals and vegetables, water and air are the major source of exposure to toxic metals like cadmium (Cd), lead (Pb), arsenic (As) and mercury (Hg). Their accumulation in the human body can lead to harmful effects over time. The EFSA panel on contaminants in the food chain (CONTAM) established a tolerable weekly intake (TWI) for Cd,...

By MILANA LAZOVIĆ, VLADIMIR TOMOVIĆ, ISIDORA KECOJEVIĆ, DANICA MRKAJIĆ, BILJANA BAJIĆ, ANA JOKSIMOVIĆ, MILA TOMOVIĆ, DRAGAN VUJADINOVIC

Animal-based food is significant for human nutrition as it represents an easily digestible source of high-quality proteins, fatty acids, fat-soluble vitamins, and energy. Throughout evolution, humans developed anatomical, metabolic, and biochemical adaptations in the digestive tract, increasing dependence on nutritionally valuable food, such as a...

By DRAGAN TOŠKOVIĆ, DANIJELA RAJIĆ, MARIJA MITROVIĆ, VESNA GOJKOVIĆ CVJETKOVIĆ, MILOMIRKA OBRENOVIĆ

Heavy metals are natural components of the Earth's crust. They are highly persistent, so the total amount of their emissions from both natural and human technological activities accumulates in the soil and water. Due to their persistence, high toxicity, and tendency to accumulate in ecosystems, heavy metals pose a threat to living organisms. The ...

By DRAGAN TOŠKOVIĆ, DANIJELA RAJIĆ, MARIJA MITROVIĆ, VESNA GOJKOVIĆ CVJETKOVIĆ, MILOMIRKA OBRENOVIĆ

Electrochemical sensing is considered one of the most relied upon non-destructive, commercially viable, and effective techniques for the rapid, sensitive, and on-site detection of pesticides. Recently, as a member of the carbon family, biochar (BC) has been increasingly of interest to researchers. BC properties can be utilized for electrode constru...

By JASMINA ANOJČIĆ, SANJA MUTIĆ, NINA ĐUKANOVIĆ, TAMARA APOSTOLOVIĆ, TIJANA MARJANOVIĆ SREBRO, JELENA BELJIN

Revealing the different types of biomass as low-cost resources with high availability is a way of exploring biochar (BC) potential for environmental waste management. BC, as a versatile and sustainable solution, can deal with various environmental pollutants, such as pesticides, in different environmental samples. The corn (CBC) and wheat (WBC)-der...

By SANJA MUTIĆ, JASMINA ANOJČIĆ, NINA ĐUKANOVIĆ, TAMARA APOSTOLOVIĆ, TIJANA MARJANOVIĆ SREBRO, JELENA BELJIN

Based on previous research into the acid-base and ion-exchange properties of ZSM-5 zeolite, there is a need to explore the possibility of ion exchange on high-silica ZSM-5 zeolite with commercially available chemicals, while simultaneously monitoring changes in the structural and morphological characteristics of the zeolite, as well as the stabilit...

By ALEKSANDAR DOŠIĆ, MILOMIRKA OBRENOVIĆ, ZORAN OBRENOVIĆ, JELENA VUKOVIĆ, IVAN SAVIĆ

In recent years, the focus has been on the use of natural medicinal products in the treatment of all types of diseases. Essential oils obtained from medicinal plants have been known since ancient times as products with healing properties. Sage (Salvia officinalis), a plant from the family Luminacea, is one of the most valued medicinal plants primar...

By VESNA ANTUNOVIĆ, ŽELJKA MARJANOVIĆ-BALABAN, ALEKSANDRA ŠMITRAN, NEBOJŠA KLADAR

Lemon essential oil is widely used in both commercial and domestic products. It consists of a mixture of volatile liposoluble compounds responsible for its characteristic fragrance and bioactive properties such as antimicrobial, anti-inflammatory and antioxidant activity. The importance of lemon essential oil is even more significant when consideri...

By VESNA ANTUNOVIĆ, ŽELJKA MARJANOVIĆ BALABAN, ALEKSANDRA ŠMITRAN, ŽARKO GAGIĆ, NEBOJŠA KLADAR, VESNA GOJKOVIĆ CVJETKOVIĆ

Emulsifiers play a crucial role in modern cosmetic formulations, ensuring stability and enhancing the sensory properties of emulsions. Glyceryl Stearate Citrate (GSC) is a novel, naturally derived, biodegradable, and mild anionic emulsifier that has gained attention due to its excellent biocompatibility and multifunctionality. It is synthesized thr...

By STEVAN BLAGOJEVIĆ, LJUBICA VASILJEVIĆ, ANA MITROVIĆ, HADI WAISI

The new mixed ligand complex of Cu(II) with octaazamacrocyclic ligand N,N',N'',N'''- tetrakis(2-pyridylmethyl)-1,4,8,11-tetraazacyclotetradecane (tpmc) and amino acid L-norleucine was synthesized and characterized by elemental analysis, conductivity data, infrared and electronic spectra. New complex is binuclear with the formula [Cu2 (norleu) tpmc]...

By MIRJANA ANTONIJEVIĆ-NIKOLIĆ, BRANKA DRAŽIĆ, SLAĐANA TANASKOVIĆ

The World Health Organization (WHO) estimates that around 70–80% of the world’s population relies on non-conventional medications, most of which are derived from plant-based medicines. Dandelion (Taraxacum officinale) is a widely used medicinal plant in traditional medicine. In recent years, numerous studies have been conducted to impro...

By KOSANA POPOVIĆ, JELENA ĐURIČIĆ-MILANKOVIĆ, MIRJANA ANTONIJEVIĆ-NIKOLIĆ, BOJANA VUČETIĆ, DRAGAN RANKOVIĆ, BRANKA DRAŽIĆ, SLAĐANA TANASKOVIĆ

Fungal pathogens are involved in serious damage to a wide range of crops, causing significant negative impacts on the economy. Early detection and identification of these pathogens are crucial for effective prevention and treatment strategies.  Currently, fungal identification relies on classic microbiological, biochemical, immunological, and ...

By MAHMOUD HULEIHEL, VITALY ERUKHIMOVITCH

Phytopathogens are responsible for severe plant diseases, and may cause serious problems in food production. Thus, early identification of these fungal pathogens plays a crucial role in devising effective control strategies. Currently, available methods for identifying fungi are often time-consuming and lack specificity. Fourier-transform infrared ...

By VITALY ERUKHIMOVITCH, MAHMOUD HULEIHEL

The radiative models used in the numerical simulations of the pulverized coal-fired furnaces can be divided into flux and zonal models. For the zonal models, furnace volume and walls are divided into volume and surface zones. For the calculations of the heat exchange, the direct and total exchange areas for each pair of the zones are needed. The pr...

By NENAD CRNOMARKOVIĆ

Occupational Health and Safety (OH&S) and other management systems are crucial in enhancing the operational activities of organizations in regional countries improving their public image and ensuring safety. Despite the evident advantages, the practical implementation and integration of these systems frequently present substantial challenges. T...

By ŽELJKO ĐURIĆ, NATAŠA CVIJANOVIĆ, MITAR PERUŠIĆ, DUŠKO KOSTIĆ, JELENA VUKOVIĆ, NEBOJŠA VASILJEVIĆ