Претраживање
Приказ резултата 21-30 од 78
The effect of the cross-linker content on the swelling properties of intelligent gels / Efekat sadržaja umreživača na svojstva bubrenja inteligentnih gelova
(Univerzitet u Nišu - Tehnološki fakultet, Leskovac, 2014)
This paper presents the procedure for the synthesis of hydrogels based on N-isopropylacrylamide (NIPAM) and 2-hydroxypropyl methacrylate (HPMet) using dioxan as a solvent. Hydrogels were obtained by radical polymerization ...
Influence of spray drying technique on survival of Bradyrhizobium onto sodium alginate based carriers
(Serbian Soil Science Society, Belgrade, 2015)
Application of microbial inoculants to the soil can improve the nutrient uptake by plants and increase the productivity of the crops. Inoculants should ensure a suitable microenvironment and long survival of bacteria in ...
Ecological modification of polyester surface properties using plasma treatment / Ekološko modifikovanje površinskih svojstava poliestra upotrebom plazme
(Union of Textile Engineers and Technicians of Serbia, Belgrade, 2017)
During plasma treatment of polyester, the morphological structure and chemical composition of the fiber is being modified. Thereby, the surface roughening and formation of new functional groups occur. Then, the surface ...
Polyphenols extraction from plant sources
(Institute for Medicinal Plants Research "Dr. Josif Pancic", 2017)
Different conventional (maceration and heat-assisted extraction) and new alternative techniques (ultrasound-assisted and microwave-assisted extractions) have been developed for the extraction of polyphenols compounds from ...
Antioxidant activity in different morphological fractions of some cereal grains / Antioksidativna aktivnost različitih morfoloških frakcija zrna nekih cerealija
(Društvo za ishranu Srbije, Beograd, 2017)
The purpose of this study was to examine the antioxidant properties of 70% ethanolic extracts of cereal grains and their different morphological fractions. Wheat (Triticum durum L.), barley (Hordeum vulgare L.), rye (Secale ...
The oxidation of anthraquinone dye using HRP immobilized as a cross-linked enzyme aggregates / Oksidacija antrahinonskih boja peroksidazom iz rena imobilisanom u obliku umreženih enzimskih agregata
(Univerzitet u Nišu - Tehnološki fakultet, Leskovac, 2016)
Finding a sustainable and ecofriendly methods for recalcitrant synthetic dyes removal is a researchers major challenge. A carrier-free technique for commercial HRP immobilization is a focus of the present study. The ...
Automatic feeder for domestic and wild animals on pastures / Automatski uređaj za prihranu domaćih i divljih životinja na pašnjacima
(Univerzitet u Beogradu - Poljoprivredni fakultet - Institut za poljoprivrednu tehniku, Beograd, 2020)
This paper presents a prototype of an automatic feeder for domestic and wild animals in organic farming. A simple, self-contained domestic and wild animal feeder was presented that has fully autonomous operation for up to ...
Triticale usage in the biotechnological processes: Bioethanol and lactic acid production / Primena tritikalea u biotehnološkim procesima - proizvodnja bioetanola i mlečne kiseline
(Univerzitet u Nišu - Tehnološki fakultet, Leskovac, 2011)
Triticale shows many agronomic advantages including tolerance of acid soils, light soils, and dry conditions. This crop can be used for the ethanol production, and 8 triticale varieties were examined for it. The aim of the ...
Pollutants and the quality of rivers Veliki Lug and Kubršnica on the territory of Smederevska Palanka municipality / Zagađivači i kvalitet vode reka Veliki Lug i Kubršnica na teritoriji opštine Smederevska Palanka
(Jugoslovensko društvo za odvodnjavanje i navodnjavanje, Beograd, 2011)
Analysis of water quality of the rivers Veliki Lug and Kubršnica, in the area after the bridge for Jagnjilo ie. after the territory of Mladenovac municipality till its flow into the river Jasenica on the territory of ...
Welding technology of aluminium alloys using friction stir welding / Tehnologija zavarivanja aluminijumskih legura postupkom zavarivanja trenjem alatom
(DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd, 2010)
The objective of this paper is a development of welding technology of aluminium alloys by Friction Stir Welding (FSW). FSW is a very modern welding process with a great future use, primarily due to a variety of possible ...