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Prikaz rezultata 81-90 od 103
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 ...
The effect of filler morphology on thermal characteristics of lignocellulose and metal powders composites / Uticaj morfologije punioca na termijske karakteristike kompozita lignoceluloze punjene metalnim prahovima
(Belgrade, Serbia : Engineering Society for Corrosion, 2015)
In this manuscript the results of experimental studies of the properties of composite materials based on lignocellulosic matrix (LC) filled with electrolytic copper powder and chemically obtained silver powder are presented. ...
Geochemical mapping of riverbank profiles in the basin area of the river Ibar: Role in establishing the geochemical basis for the assessment of anthropogenic influence on the environment / Geohemijsko kartiranje obalskih profila u slivnom području reke Ibar - uloga u uspostavljanju geohemijske osnove za procenu antropogenog uticaja na životnu sredinu
(Institut za rudarstvo i metalurgiju Bor, 2015)
Geochemical mapping of riverbank profiles of the basin area of the river Ibar was performed in the purpose of making regional geochemical map of Serbia 1:1000000. In this area, deposits of lead and zinc are located, and ...
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 ...
Manure in Serbia - quantities and greenhouse gas emission / Stajnjak u Srbiji - količine i emisija gasova s efektom staklene bašte
(Serbia : Faculty of Agriculture, University of Belgrade, 2022)
Manure is a by-product at agricultural farms that can consist of excrement, bedding, food, and other substances. Manure is a significant form of organic fertilizer, but it negatively impacts the environment. The objectives ...
Analysis of ceramics surface modification induced by pulsed laser treatment
(Novi Sad Serbia: University Novi Sad, Faculty of Technology, 2014)
This paper presents the effects of laser light irradiation on the surface of ceramics dating from archaeological site Stubline (Obrenovac, Belgrade), Serbia. Two different pulsed lasers: TEA CO2 (10.6 μm wavelength, pulse ...
Synthesis, characterization, and evaluation of antioxidant and antimicrobial activity of three novel n-heteroaromatic hydrazonyl-thiazoles / Sinteza, karakterizacija i procena antioksidativne i antimikrobne aktivnosti tri nova n-heteroaromatična hidrazonil-tiazola
(Centre for Evaluation in Education and Science (CEON/CEES), 2021)
(Thiazolyl-2-yl)hydrazones (THs) are a group of organic compounds containing both hydrazone and 1,3-thiazole pharmacophores present in many approved drugs. They have been investigated greatly in recent years due to potent ...
Corrodive cracks from flux residuals after brazing of thin leaves at an artistic desk lamp / Korozione pukotine od zaostalog topitelja posle lemljenja tankih listova na jednoj umetničkoj stonoj lampi
(Engineering Society for Corrosion, 2018)
Making of an artistic piece usually includes a number of different technologies. It implies that for understanding of eventually present irregularities one should knows a lot of technical details. Brazing technology is one ...
Corrosion of Cannon 75/27, model 1911. Déport, from the Collection of the Military Museum in Belgrade / Корозија топа 75/27, модел 1911. DEPORT из колекције Војног Музеја у Београду
(Faculty of Mechanical Engineering, Belgrade, 2012)
This paper analyzes the state of the French Cannon 75/27 model 1911.
Déport made of steel. The amount of non-corroded materials, the presence
of cracks and other defects in the cannon were determined by the
radiographic ...
Primena lasera u čišćenju korozije na starim tekstilnim predmetima sa metalnim vezama / Application of lasers for corrosion cleaning of ancient textiles with metallic threads
(Inženjersko društvo za koroziju / Engineers Society of Corrosion, 2014)
Klаsične metode čišćenjа starih tekstilnih predmeta sа metаlnim nitimа često puta ne dаje
očekivаne rezultаte. Primenа lаserа u zaštiti i konzervaciji predmetа kulturne bаštine poslednjih
godinа ima veliku ulogu. ...