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Приказ резултата 81-90 од 99
New records and rare taxa of the genus Eunotia Ehrenberg (Bacillariophyceae) for the diatom flora of Serbia
(Institute of Botany and Botanical Garden 'Jevremovac', 2015)
Diatoms inhabiting different types of substrate including stone surfaces, sand, mud, filamentous
algae and submerged mosses were studied in the Dojkinci River (Stara planina mountain, Serbia).
In total 18 Eunotia taxa ...
Influence of welding current intensity on pitting corrosion resistance in welded joint of stainless steel X5CrNi18-10 / Uticaj jačine struje zavarivanja na otpornost prema piting koroziji zavarenog spoja nerđajućeg čelika X5CrNi18-10
(Belgrade, Serbia : Engineering Society for Corrosion, 2017)
The effect of welding current on the pitting corrosion resistance in the welded joint of austenitic stainless steel X5CrNi18-10 was tested. Welding was carried out using three different current intensity (110 A, 130 A and ...
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. ...
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 ...
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 ...
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 ...
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 ...
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. ...
Study of ruby laser beam interaction with glass / Ispitivanje interakcije rubinskog lasera sa staklom
(Belgrade : Faculty of Mechanical Engineering, University of Belgrade, 2013)
This paper presents the results of the ruby laser light interaction with glass surface. The investigation was conducted in order to determine the maximum density of laser light energy (λ = 694.3 nm, t = 30ns) that can be ...