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Prikaz rezultata 21-30 od 384
Color stability of bulk-fill and universal composite restorations with dissimilar dentin replacement materials
(Wiley, Hoboken, 2019)
Objective To determine color changes in bulk-fill composite and universal composite restorations with dissimilar dentin replacement materials in extracted teeth after staining in red wine. Materials and Methods Cylindrical, ...
Novel Approach for Flavonoid Esters Production: Statistically Optimized Enzymatic Synthesis Using Natural Oils and Application in Cosmetics
(Amer Chemical Soc, Washington, 2019)
The present work describes application of natural triglycerides for lipase-catalyzed esterification of structurally diverse flavonoids-esculin, naringin, and phloridzin. Ester mixtures with laurate, linolenate, or linoleate ...
Electrochemical Oxidation of Bromides on DSA/RuO2 Anode in the Semi-Industrial Batch Reactor for On-Site Water Disinfection
(Electrochemical Soc Inc, Pennington, 2019)
The electrochemical oxidation of bromides for on-site water disinfection, on dimensionally stable DSA titanium coated RuO2 anode is investigated by the polarization measurements and in the semi-industrial batch reactor ...
Electrochemical synthesis and characterization of poly(o-toluidine) as high energy storage material
(Pergamon-Elsevier Science Ltd, Oxford, 2019)
Poly(o-toluidine) (POT) is electrochemically synthesized on graphite electrode at constant current density of 1.5 mA cm(-2) from aqueous electrolyte of 1.0 mol dm(-3) H2SO4 and 0.25 mol dm(-3) o-toluidine. Electrochemical ...
Optimizacija procesa prečišćavanja otpadnih voda iz Fabrike streljačke municije Uzići
(University of Belgrade, Faculty of Technology and Metallurgy, 2019)
Usled razvoja industrije i rastom populacije tokom poslednjih godina javljaju se problemi u vezi sa otpadnim vodama iz proizvodnje koje je neophodno rešavati na ekološki i ekonomičan način. Sve otpadne vode iz postrojenja ...
Catena-[bis(o-aminobenzoato-kappa(3) N,O:O)Mn(II)]
(Elsevier Science Bv, Amsterdam, 2019)
In the title complex, [C14H12MnN2O4], the Mn(II) cation octahedrally coordinated by two N and two 0 atoms from two o-aminobenzoate ligands and two O atoms from another two o-aminobenzoate ligands. The carboxylate groups ...
Solvatochromism and azo-hydrazo tautomerism of novel arylazo pyridone dyes: Experimental and quantum chemical study
(Elsevier, Amsterdam, 2019)
The state of the tautomeric equilibria of eleven arylazo pyridone dyes was evaluated from UV-Vis absorption spectra with the aid of the quantum mechanical modeling. NMR analysis and theoretical calculations, by using ...
Electrochemical behavior of esomeprazole: Its determination at Au electrode as standard and in injection powder combined with the study of its degradation
(Elsevier Science Sa, Lausanne, 2019)
Esomeprazole is the most effective of the proton-pump inhibitors for the acid-related diseases and at first was examined for the electroanalytical purposes. The drug standard and as a content of injection powder was ...
A novel type of building material derived from the by-products of steel making industry
(Belgrade : Materials Research Society of Serbia, 2019)
Electric arc furnace slag (EAFS) and electric arc furnace dust (EAFD) are the waste materials generated during the iron and steel scrap remelting in electric arc furnace. EAFS is non-hazardous material which has found its ...
Synthesis, antimicrobial activity and quantum chemical investigation of novel succinimide derivatives
(Elsevier Science Bv, Amsterdam, 2019)
In the present study, twelve new 1-aryl-3-ethyl-3-methylpyrrolidine-2,5-diones were synthesized and their structures were characterized by FT-IR, H-1 NMR, C-13 NMR spectroscopy and elemental analysis. In the final step of ...