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Приказ резултата 1-10 од 66
Zinc Polypyrrole-air Sea Water Battery
(Electrochemical Science Group, Beograd, 2016)
An environmentally friendly cell using polypyrrole-air regenerative cathode and zinc as anode, is investigated in the 3.5% sodium chloride solution for the possible applications as the sea water cell. It is shown that cell ...
Improvement of antioxidant properties of egg white protein enzymatic hydrolysates by membrane ultrafiltration
(Savez hemijskih inženjera, Beograd, 2016)
The production of bioactive peptides from egg white proteins (EWPs) and their separation are emerging areas with many new applications. The objective of this study was to compare antioxidant activity of three distinct EWP ...
Ultrasound-assisted extraction of polyphenols from Thymus serpyllum and its antioxidant activity
(Savez hemijskih inženjera, Beograd, 2016)
The present study was designed to establish and optimize a method for extracting natural bioactive compounds from Thymus serpyllum which possess antioxidant, antimicrobial, antispasmodic and stimulant properties. ...
Electricity production from biogas in Serbia assessment of emissions reduction
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2016)
Biogas represents a promising source for the production of clean energy. The objective of this paper was to quantij5; the potential for the reduction of emissions to the environment during the production of electricity ...
Isopiestic Determination of the Osmotic and Activity Coefficients of the {yNa(2)HPO(4) + (1-y)K2HPO4}(aq) System at T=298.15 K
(Springer/Plenum Publishers, New York, 2016)
Isopiestic measurements have been made for aqueous mixtures of Na2HPO4 and K2HPO4 at T = (298.15 +/- 0.01) K, at Na2HPO4 ionic strength fractions y = (0.2023, 0.4060, 0.6027, 0.8007, and 1), using KCl(aq) as the reference ...
Transport properties of binary liquid mixtures - Candidate solvents for optimized flue gas cleaning processes
(Srpsko hemijsko društvo, Beograd, 2016)
Thermal conductivities and viscosities of three pure chemicals, monoethanolamine (MEA), tetraethylene glycol dimethyl ether (TEGDME) and polyethylene glycol 200 (PEG 200) and two binary mixtures (MEA++TEGDME and MEA+ PEG ...
Immobilization of maltase from Saccharomyces cerevisiae on thiosulfonate supports
(Srpsko hemijsko društvo, Beograd, 2016)
In this study, two commercial supports (Eupergit (R) C and Purolite (R) A109) were chemically modified in order to introduce thiosulfonate groups, which could subsequently exclusively react with the cysteine residues on ...
Challenges in bioethanol production: utilization of cotton fabrics as a feedstock
(Savez hemijskih inženjera, Beograd, 2016)
Bioethanol as a dean and renewable fuel with its major environmental benefits, represents a promising biofuel today which is mostly used in combination with gasoline. It can be produced from different kinds of renewable ...
Influence of yarn folding on uv protection properties of hemp knitted fabrics
(Savez hemijskih inženjera, Beograd, 2016)
In the last years the media have highlighted the damage of the ozone layer and the resulting increase of ultraviolet radiation (UVR) reaching the Earth's surface. Prolonged and repeated, both occupational and recreational, ...
Photodegradation of dimethenamid-p in deionised and ground water
(Savez hemijskih inženjera, Beograd, 2016)
The study of photodegradation of dimethenamid-P herbicide was performed in deionised and ground water using TiO2 as a catalyst under UV light. The effect of electron acceptor (H2O2), scavenger of (OH)-O-center dot radicals ...