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Приказ резултата 21-30 од 609
Tailoring the properties of waterborne polyurethanes by incorporating different content of poly(dimethylsiloxane)
(Progress in Organic Coatings, 2021)
A series of novel waterborne polyurethanes (WBPUs) was synthesized using alpha,omega-dihydroxypropyl poly(dimethylsiloxane) (PDMS), isophorone diisocyanate (IPDI), 2,2-bis-(hydroxymethyl) propionic acid (DMPA) and triethylamine ...
Application of the Composite Hardness Models in the Analysis of Mechanical Characteristics of Electrolytically Deposited Copper Coatings: The Effect of the Type of Substrate
(Metals, 2021)
The mechanical characteristics of electrochemically deposited copper coatings have been examined by application of two hardness composite models: the Chicot-Lesage (C-L) and the Cheng-Gao (C-G) models. The 10, 20, 40 and ...
Eksperimentalno određivanje gustina linalola, alfa-pinena i beta-pinena na visokom pritisku / Experimental determination of linalool, α-pinene and β-pinene densities at high pressure
(Beograd : Srpsko hemijsko društvo = Serbian Chemical Society, 2021)
U cilju smanjenja zagađenja na globalnom nivou poslednjih godina aktuelna je tema zamene fosilnih goriva nekim novim biogorivima. Terpeni, koji su sastavni delovi biljaka, mogu se koristiti u ove svrhe kao dodatak standardnim ...
Characterization of vacuum plasma spray VPS - W coating deposited on stainless steel substrates / Karakterizacija vakuum plazma sprej VPS - W prevlake deponovane na čeličnim podloga
(Inženjersko društvo za koroziju, 2021)
In this paper, studied was the melting of W powder particles in plasma, their behavior at oxidation as well as the mechanism of hardening on the surface of the substrate. Tungsten coating layers were deposited with vacuum ...
Effect of corn straw pretreatment on efficiency of biogas production process: Computer simulation
(Institut za istrazivanja i projektovanja u privredi, 2020)
Anaerobic digestion is a natural process of organic material degradation by different kinds of microorganisms in the absence of oxygen. This process is used for industrial purpose to manage waste streams or to produce ...
Life cycle assessment of wood chips supply chain in Serbia
(Pergamon-Elsevier Science Ltd, Oxford, 2020)
Two most common systems of forest biomass supply chains in Serbia are evaluated by using the Life Cycle Assessment (LCA) approach: 'cut-to-length' system with penduculate oak (CLO) on flat terrains with a tractor equipage, ...
Surface modifications of biometallic commercially pure Ti and Ti-13Nb-13Zr alloy by picosecond Nd:YAG laser
(Springer, New York, 2021)
The effects of picosecond Nd:YAG laser irradiation on chemical and morphological surface characteristics of the commercially pure titanium and Ti-13Nb-13Zr alloy in air and argon atmospheres were studied under different ...
Biodegradation of cotton fabric modified with polycarboxylic acids and CuO/Cu2O nanoparticles in soil and compost
(Portugal : University of Minho, 2021)
Nano-finishing of textiles with Cu-based nanoparticles (NPs) is continually gaining scientific attention
due to their extraordinary antimicrobial activity and inexpensive precursor salts. After exploitation,
such textile ...
EFFECT OF GALACTO-OLIGOSACCHARIDES ON STAPHYLOCOCCUS EPIDERMIDIS GROWTH AND EXAMINATION OF THEIR DIFFUSION FROM COSMETIC FORMULATIONS
(Faculty of Technology, University of East Sarajevo, 2021)
According to the current definition, a prebiotic is described as “a substrate that is selectively utilized by host microorganisms conferring a health benefit”. Originally, the concept of prebiotics was defined for the gut ...
Uklanjanje jona olova korišćenjem ugljeničnih adsorbenata na bazi pamučnih pređa uticaj parametara dobijanja i sastava polazne sirovine na adsorpcione karakteristike
(Akademija tehničkih strukovnih studija Beograd, 2021)
Pređe pamuka i mešavine pamuka i poliestra, dobijene kao otpad iz tekstilne industrije,
korišćene su kao jeftina i lako dostupna polazna sirovina za dobijanje ugljeničnih adsorbenata.
Ugljenični materijali dobijeni su ...