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Prikaz rezultata 31-40 od 265
Sinteza i karakterizacija katjonskog skroba za primenu u tretmanu otpadnih voda / Synthesis and characterization of cationic starch for application in the wastewater treatment
(Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Društvo za procesnu tehniku, 2021)
Cilj rada bio je razvijanje jednostavnog i ekološki prihvatljivog načina pripreme katjonski modifikovanog skroba sa katjonskim reagensima, glicidiltrimetilamonijum hloridom (GTMAH) i betain
hidrohloridom (BHH), bez upotrebe ...
Hydrogels based on poly(methacrylic acid) and nanocellulose with potential application in dental treatments
(UNIVERSITY OF EAST SARAJEVO FACULTY OF TECHNOLOGY Karakaj 34a, 75 400 Zvornik Republic of Srpska, B&H, 2021)
pH sensitive hydrogels, such as hydrogels based on poly(methacrylic acid) (PMAA), are
tremendous materials with great properties due to which they have application in many fields,
such as: targeted drug delivery, tissue ...
A Novel Azo-azomethine Dye: Synthesis, Dyeing and Antioxidant Properties
(Kragujevac : University, Institute for Information Technologies, 2021)
Schiff bases, or azomethine compounds, are commonly employed in the fields of organic
synthesis, metal complexes, materials, and engineering. Especially, they have gained
importance in medicinal researches, considering ...
The influence of long-term aging on the properties of TEMPO oxidized cotton / Uticaj dugotrajnog starenja na svojstvo TEMPO oksidisanog pamuka
(Belgrade : Union of Engineers and Textile Technicians of Serbia, 2023)
Cotton yarns were 2,2,6,6-tetramethy|piperidine-1-oxy radical (TEMPO) oxidized, i.e., oxidation was carried out in the presence of sodium hypochlorite, sodium bromide and TEMPO, during different time intervals (30, 60 and ...
Procena ekotoksikološkog rizika veštačkih zaslađivača saharina i sukraloze u rečnoj vodi na teritoriji Beograda
(Beograd : Srpsko hemijsko društvo, 2022)
Veštački zaslađivači saharin i sukraloza predstavljaju emergentne zagađujuće materije čije prisustvo u akvatičnim ekosistemima može negativno uticati na osetljive organizme. Veoma su postojani u životnoj sredini, a posebno ...
How do mineralogical and physicochemical properties of badland materials change during weathering and erosion processes?
(9th EUGEO Congress, Barcelona 4-7 September 2023, 2023)
This study involves establishing a relationship between weathering and erosion processes in badlands comparing the mineralogical and physicochemical properties of unweathered and weathered material formed in the natural ...
Problem heritološke abdukcije u vezi sa instrumentalnim analizama materijala kulturne baštine
(Društvo za ETRAN, 2022)
Heritološki fenomeni u oblasti istraživanja kompozitnih umetničkih dela, u vezi sa raznovrsnošću pristupa u kvalitativnim i kvantitativnim kriterijumima za izbor materijala, postavljaju složene zadatke u primeni instrumentalnih ...
Fatigue crack growth rate of a low carbon microalloyed steel for high temperatures
(Elsevier B.V., 2023)
The influence of temperature on the fatigue crack growth parameter, was analyzed by testing chromium-molybdenum steel of the new generation additionally alloyed with vanadium, designed for high temperatures application. ...
TEMPO oxidation as a tool for improving antibacterial properties of viscose fabric functionalized with chitosan based nanoparticles
(Union of Engineers and Textile Technicians of Serbia, Belgrade, Serbia, 2020)
TEMPO oxidation of viscose fabric was used as a pretreatment 10 introduce carboxyl and aldehyde groups for irreversible binding of chilosan and to improve antibacterial activity and washing durability of viscose fabrics ...
X-Ray analysis by Williamson-Hall and stereological analysis of mechanically alloyed Cu-Zr-B alloys
(JEAS, 2022)
Ternary Cu-2.71Zr-2.27B (wt.%) alloys were fabricated using powder metallurgy, i.e.,
mechanical alloying followed by cold pressing and sintering. Influence of the mechanical
alloying parameters on microstructural and ...