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Hemijska Industrija
Scopus
ISSN 0367-598X · Association of Chemical Engineers of Serbia · 1.298 artikel di indeks
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Artikel Jurnal Teks lengkap
Assessment of the efficiency of innovative reagents for purification of water from the Sava River (Belgrade)
There is a growing focus on enhancing environmental safety in Serbia. The development of hydrosphere protection technologies is one of the priority tasks, the solution of which will considerably improve the quality of life for the population and bring the country closer to the EU standards. The…
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Polymer waste utilization in the manufacturing of facing ceramics produced using glass cullet
The paper presents results on the development of a facing ceramic material produced from the low-plasticity clay with the addition of boric acid and flat window glass cullet, which serve for liquid-phase sintering and achieving a surface self-glazing effect. Additionally, polymer waste, in…
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Numerical analysis of flow within a packed bed using computational fluid dynamics: Effects of fluid nature and regime
This research conducts a computational fluid dynamics (CFD) analysis comparing laminar and k-epsilon turbulent models of fluid flow through a packed bed. For this, three types of fluids (water, water vapor and carbon dioxide) were examined. The CFD model was initially juxtaposed with two…
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Thermal conductivity measurements of liquids: Challenges and a novel solution
This paper provides a concise and accessible overview of commonly used methods for measuring the thermal conductivity of liquids. Both steady-state and transient techniques are briefly outlined, including guarded hot plate methods, laser flash analysis, and approaches based on time-dependent…
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Nettle fibre for technical applications
Due to greater awareness of environmental and social issues, as well as stricter environmental regulations, there is a rising demand for green materials to replace fossil-based resources and raw materials. With its excellent mechanical properties, biodegradability, and low cost, nettle fibre has…
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Prediction of functional characteristics of interlock and rib knitted fabrics by the use of 3D computational modelling and analysis
In this work, a computational model of interlock and rib knitted structures is developed to predict the air permeability and thermal properties of the fabric. Repeatable unit cells of interlock and rib structures are developed in COMSOL Multiphysics® software by using actual fabric parameters…
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Co-pyrolysis of corn stalks and plastic waste: Chemical composition of the pyrolyzates as a base for producing environmentally sustainable fuels
In this study pyrolysis and co-pyrolysis experiments involving lignocellulosic corn stalks (CS) sam-ples and selected plastic waste fractions (high density polyethylene (HDPE) and polystyrene (PS)) were conducted at various mixing ratios. The main objective was to evaluate how the composition of…
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Effect of pretreatment, lyophilization parameters and different cryoprotectants on the efficiency of probiotic freeze-drying immobilization
Lyophilization is an excellent process to increase the shelf life of food products or preserve probiotics. Living cells prefer mild conditions, and any deviation (vacuum, high or low temperatures) leads to cell damage. This paper examined the influence of different freeze-drying process parameters…
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Valorization of soybean meal to produce high-protein animal feed and value-added products using a new strain of Aureobasidium pullulans
Soybean meal (SBM) is a by-product of soybean oil production. It is a high-quality protein supplement for animal feed. However, it is rich in anti-nutritive factors and indigestible components, among which the special attention is focused on galacto-oligosaccharides, due to the lack of…
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Human pluripotent NT2/D1 cells immobilized in alginate microfibers: A 3D system for testing the effects of bioactive compounds
Extensive consumption of energy drinks (ED) and alcohol mixed with energy drinks (AmED) has become a prevalent practice among young people. Marked as enhancers of physical and mental performance due to their high levels of stimulant ingredients, such as caffeine and taurine, ED and AmED consumption…
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Harnessing the potential of selected plant pigments in dye-sensitized solar cells: The current status
Dye-sensitized solar cells (DSSC) represent the third generation of solar cells which have revolutionized sustainable energy research owing to the fact that they act as a renewable energy source integrated with employment of environmentally benign light-harvesting pigments as sensitizers and…
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Biogasoline synthesis by catalytic cracking of used cooking oil catalysed by chicken eggshell-based CaO impregnated onto $\gamma$-Al$_2$O$_3$
This research aims to synthesize biogasoline from used cooking oil using a catalyst of chicken eggshell based CaO impregnated with $\gamma$-Al$_2$O$_3$ through catalytic cracking, as well as to characterize the final product. Cracking optimization was carried out by varying the catalyst calcination…
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E-waste recycling: An overview of hydrometallurgical processes used for metal recovery
Exponential population growth resulted in exponential demands for metals, especially for production of electronic devices, which are mainly sent to landfills at the end of their functional life. This practice poses a significant environmental hazard due to the presence of metals within these…
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Phase transformations kinetics in barium titanate synthesis by mechanochemical processing
This article presents the research results on a dry mechanochemical synthesis of barium titanate at a low temperature in which the reaction model and kinetics were determined during the activation of a powder mixture of titanium dioxide and barium oxide. The solid-state reaction achieved high…
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3D biomaterials produced by near-field electrospinning and melt electrowriting
Near-field electrospinning and melt electrowriting are attractive techniques that can be used to produce polymeric nano- or microfibres and build three-dimensional (3D) shapes that can be used in biotechnology and biomedicine. Preferred patterns can be designed due to the possibility to define…
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Experimental analysis of atmospheric corrosion of steel S235JR in industrial environment
The aim of this study was evaluation of atmospheric corrosion of structural steel S235JR in an industrial environment. General corrosion testing was carried out for six months in the field, at selected atmospheric corrosion stations, near the Sulphuric acid plant, in the Electrolytic refining plant…
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Kinetic behaviour of the roasting/selective reduction process with the use of a mixture of bituminous coal and fuel oil as the additive
Lateritic ore is currently the main raw material that allows extraction of Ni by the Caron process. To date, the kinetic behaviour of the roasting/selective reduction process of lateritic nickeli-ferous ores on a pilot scale is largely unknown. In the present study, the kinetic behaviour, the…
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Efficiency evaluation of a natural material for removal of cationic oxazine and anionic azo dyes from aqueous solutions
The current work involves studying the adsorption process of brilliant cresyl blue (BCB) and methyl orange (MeO) dyes using local pumpkin seed husks (LPSH). The LPSH adsorbent was analysed by using Fourier transform infrared spectroscopy, scanning electron microscopy with energy dispersive x-ray…
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Synthesis, characterization and electrochemical properties of cobalt-doped phosphate tungsten heteropoly acid and its bronze
Heteropoly acids and their compounds are a fascinating class of multifunctional materials for use in various fields: medicine, magnetism, catalysis and nonlinear optics, as well as for electrochemistry and battery materials. This study used tungsten-phosphate heteropoly acid to synthesize and…
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Electrocoagulation as a new and advanced technology for future challenges in the steel industry’s water treatment plants
Water is a basic necessity of life, and it may seem inconceivable to imagine living without it. The environmental impact, together with social and economic impacts of traditional water treatment technologies in the steel industry plants and inevitable fact of water scarcity are leading forces…
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