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Prikaz rezultata 81-90 od 90
Synthesis of NiFe2O4 nanofibers by joint sol-gel and electrospinning technique
(Belgrade : Association of Metallurgical Engineers of Serbia, 2018)
In this study, electrospinning combined with sol-gel technique is applied in order to produce magnetic nickel ferrite (Ni-ferrite) nanofibers. The prepared Ni-ferrite gel was mixed with poly(vinylpyrrolidone) (PVP) solution ...
Comparison of extraction agents for metal determination in sediments from artificial lakes and rivers in Serbia
(Acta Periodica Technologica, 2019)
The purpose of this paper was to investigate the effectiveness of three different extraction agents for the extraction of 25 elements from sediment samples collected from 4 artificial lakes and 12 rivers in Serbia (33 ...
Influence of the synthesis procedures on pt catalyst activity for ethanol electrooxidation reaction / Uticaj postupka sinteze na aktivnost platinskih katalizatora za reakciju elektrooksidacije etanola
(Belgrade, Serbia : Engineering Society for Corrosion, 2016)
Carbon supported platinum catalysts for ethanol electrooxidation were synthesized by modified polyol synthesis method, assisted by microwave or reflux heating. Synthesized catalysts were characterized by XRD, STM and TGA ...
Characterization of Morus species in respect to micro, macro, and toxic elements / Karakterizacija Morus vrsta u odnosu na mikro, makro i toksične elemente
(Acta periodica technologica, 2014)
This study examines the mineral composition of the extracts of the fruits, leaves and roots of white mulberry (Morus alba L.) and black mulberry (Morus nigra L.) grown in Serbia. All extract samples of white and black ...
Industrijska baština u postmodernom društvu
(Beograd : Ekonomski institut, 2010)
U radu se problematizuje pitanje metodologije istraţivanja industrijske baštine, u odnosu na uticaje društvenih i kulturnih transformacija koje su u poslednjim decenijama dvadesetog veka dovele do konstituisanja heritologije ...
Electrodeposition of Nb and Al from chloroaluminate melt on vitreous carbon
(Association of Metallurgical Engineers of Serbia AMES, 2016)
Niobium and aluminium were electrodeposited at 200 °C under argon
atmosphere onto vitreous carbon from inorganic chloroaluminate melts (AlCl3+NaCl)
with added niobium. Niobium was introduced into the electrolyte by anodic ...
Corrosion resistance of metalized layers on steel parts in ventilation mill
(Belgrade : Association of Metallurgical Engineers of Serbia, 2018)
Corrosion behavior of metalized layers, obtained by Plasma Transferred Arc (PTA) process and by High-Velocity Oxygen Fuel (HVOF) process with the purpose to improve the wear resistance of vital parts of ventilation mill ...
Mineralogical and crystallographic characteristics of bauxites from some Grebnik’s (Metohija, Serbia) ore deposits
(University of Belgrade, Faculty of Mining and Geology, Department of Regional Geology and Department of Palaeontology, 2019)
Five typical bauxite samples from three ore deposits from the wider area of Grebnik Mt. (Metohija, Serbia) were examined with the optical microscopic, X-ray powder diffraction (XRPD) and chemical methods. The occurrences ...
Properties of cotton yarns after oxidation of potassium permanganate in an acidic environment / Svojstva pamučne pređe posle oksidacije kalijum-permanganatom u kiseloj sredini
(Belgrade, Serbia : Engineering Society for Corrosion, 2017)
The impact of nonselective cellulose oxidation (cotton fibre) by potassium permanganate in acidic environment, with or without additional treatment by sodium metabisulfite, on change of sorption (silver ions sorption), and ...
Интегритет и век конструкција у херитологији / Structural Integrity and Life in Heritology
(Društvo za integritet i vek konstrukcija / Society for Structural Integrity and Life, 2013)
Fenomen integriteta konstrukcija u heritologiji povezan je sa teorijom prostora, teorijom restauracije, kao i zahte-vima održivog razvoja, pa heritološki pogled na integritet konstrukcija monumentalnih dela savremene ...