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Приказ резултата 1-10 од 2436
Evaluation of Electrochemical Process Improvement Using the Computer-Aided Nonlinear Frequency Response Method: Oxygen Reduction Reaction in Alkaline Media
(Frontiers Media Sa, Lausanne, 2020)
The intensification of an electrochemical process by forced periodic operation was studied for the first time using the computer-aided Nonlinear Frequency Response method. This method enabled the automatic generation of ...
Poly(urethane-siloxane)s based on hyperbranched polyester as crosslinking agent: Synthesis and characterization / Poli(uretan-siloksani) na bazi hiperrazgranatog poliestra kao umreživača - sinteza i karakterizacija
(Serbian Chemical Society, 2012)
A series of novel polyurethane crosslinked structures (PUs) was prepared from α,ω-dihydroxy-(ethylene oxide-poly(dimethylsiloxane)-ethylene oxide) (EO-PDMS-EO), 4,4'-methylenediphenyl diisocyanate and Boltorn ® hyperbranched ...
From Aloe vera Leaf Waste to the Extracts with Biological Potential: Optimization of the Extractions, Physicochemical Characterization, and Biological Activities
(MDPI, 2023)
In the study, the optimization of the extraction from Aloe vera leaf waste was performed via varying solid-to-solvent ratio, solvent type, extraction time, and technique (maceration, heat-, ultrasound-, and microwave-assisted ...
Fast Gold Recovery from Aqueous Solutions and Assessment of Antimicrobial Activities of Novel Gold Composite
(MDPI, 2023)
A novel porous gold polymer composite was prepared by the functionalization of a glycidyl methacrylate-based copolymer (pGME) with ethylene diamine (pGME-en), and activation by gold (pGME-en/Au), in a simple batch adsorption ...
Prediction of thermal and mechanical properties of acrylate-based composites using artificial neural network modeling / Predviđanje termičkih i mehaničkih svojstava kompozita na bazi akrilata korišćenjem modela veštačke neuronske mreže
(Savez hemijskih inženjera Srbije, 2023)
Poly(methyl methacrylate) (PMMA) has a broad spectrum of uses, especially in medical applications. The role of fine-grained alumina particles of PMMA composites was investigated in this study. The composites were based on ...
Influence of working conditions on strength calculation of pressure vessel of austenitic steel according to SRPS EN 13445 / Uticaj radnih uslova na proračun čvrstoće posude pod pritiskom od austenitnog čelika prema SRPS EN 13445
(Society for Structural Integrity and Life, Institute for Material Testing, 2013)
Upon the adoption of regulations for pressure equipment the series of standards SRPS EN 13445 began to apply. The paper illustrates strength calculation of a vertical cylindrical pressure vessel of austenitic steels according ...
Bilansiranje energetskih tokova u životnom ciklusu proizvodnje toplotne energije iz biogasa / Balancing of energy flows in a life cycle of thermal energy production from biogas
(Inženjersko društvo za koroziju, 2021)
Biogas predstavlja obećavajući izvor za dobijanje energije u budućim energetskim sistemima. U
ovom radu sprovedeno je razmatranje energetskih tokova u životnom ciklusu realnog biogasnog
postrojenja (Mirotin-Vrbas) za ...
Numeric analysis of tension condition of pressure vessel for the storage of beer / Numerička analiza naponskog stanja posude pod pritiskom za skladištenje piva
(Univerzitet u Nišu - Tehnološki fakultet, Leskovac, 2005)
Pressure vessels during the usage are exposed under very bad working conditions which make very high tension. In this work the calculation of all the elements of vertical cylindrical pressure vessel for the storage of beer ...
Selection of lactic acid bacteria strain for simultaneous production of α- and β-galactosidases / Izbor mlečnokiselinske bakterije za istovremenu proizvodnju α- i β-galaktozidaza
(Engineering Society for Corrosion, Belgrade, Serbia, 2016)
Galactosidases are group of enzymes gaining increasing attention in recent times due to the fact they catalyse hydrolysis of galatose-containing oligosaccharide, which reduce digestibility of various food and feed products. ...
Impact of leaching procedure on heavy metals removal from coal fly ash / Uticaj metode izluživanja na uklanjanje teških metala iz letećeg pepela
(Savez hemijskih inženjera Srbije, 2024)
In this work, removal of heavy metals (Cr, Mn, Co, Ni, Cu, Zn, As, Cd, and Pb) from fly ash has been studied using acid leaching and wet oxidation methods. In parallel, microwave-assisted acid digestion was applied for ...