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Приказ резултата 71-80 од 101
Synthesis, characterization and application of undoped and doped nanostructured photocatalysts based on titanium(IV) oxide / Sinteza, karakterizacija i primena nedopiranih i dopiranih nanostrukturnih fotokatalizatora na bazi titan(IV)-oksida
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2013)
Titania (TiO2) due to its photocatalytic activity, chemical and biological inertness, resistance to chemical- and photo-corrosion, non-toxicity, and relatively low cost, is one of the most studied semiconductors for ...
Synthesis and characterisation of hybrid polymer composite materials based on wood. / Sinteza i karakterizacija hibridnih polimernih kompozita na bazi drveta
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2019)
The focus of this doctoral dissertation is the preparation and characterization of wood-plastic composites (WPC), whereby a new method of obtaining hybrid polymer composites based on wood from solution and forming the final ...
Preparation of biologically active polyphenols by utilising the primrose (Primula veris), the horsetail (Equisetum arvense) and the yarrow (Achillea millefolium) processing waste. / Iskoričćenje otpada iz prerade jagorčevine (Primula veris), rastavića (Equisetum arvense) i hajdučke trave (Achillea millefolium) za dobijanje biološki aktivnih polifenola
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2017)
The subject of this dissertation is the utilization of waste materials from the processing of primrose (Primula veris), horsetail (Equisetum arvense) and yarrow (Achillea millefolium) for obtaining biologically active and ...
Agro-industrial waste as a substrate for production of lactic acid, microbial biomass and animal feed / Agro-industrijski otpad kao supstrat za proizvodnju mlečne kiseline, mikrobne biomase i hrane za životinje
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2019)
Lactic acid has been widely used in food, cosmetics, pharmaceutical and chemical industry. In recent years, the most important application of lactic acid is in production of poly-lactic acid (PLA) polymers, which are most ...
Nanostructured platinum based catalysts for electrooxidation of small organic molecules prepared by microemulsion method / Nanostruktuirani platinski katalizatori za elektrohemijsku oksidaciju malih organskih molekula sintetizovani mikroemulzionim postupkom
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2019)
Development of novel materials that would enable the commercialization of fuel cell technology and contribute to reduction of fossil fuel usage in energy production is of great importance for the progress of modern society. ...
Swelling of plant material under the influence of supercritical carbon dioxide – mathematical modelling and optimization of the process of supercritical fluid extraction / Bubrenje biljnog materijala pod uticajem natkritičnog ugljenik(IV)-oksida - matematičko modelovanje i optimizacija procesa natkritične ekstrakcije
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2010)
The subject of this disertation is the swelling of plant material under the influence of supercritical carbon dioxide, as well as the effects of swelling on the process of supercritical fluid extraction (SFE). The results ...
Katalitički materijali na bazi sistema Ni-Pd/Al2O3
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2015)
This PhD thesis presents investigations on possibilities of development of synthesis method for monolythic catalytic materials based on Ni-Pd/Al2O3 system, where the calcination step is eliminated. Catalytic properties of ...
Synthesis and properties of methacrylic acid based hydrogels modified with zeolites / Sinteza i svojstva hidrogelova na bazi metakrilne kiseline modifikovanih zeolitima
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2012)
In the first part of this work hydrogels based on partially and completely neutralized methacrylic acid were synthesized by free-radical polymerization and crosslinking at 80 °C, conventionally and in microwave field. By ...
Chemico-structural properties and biomineralization of hydroxyapatite coatings produced by high power laminar plasma spray process. / Hemijsko-strukturna svojstva i biomineralizacija hidroksiapatitnih prevlaka dobijenih visokoenergetskim laminarnim plazma sper postupkom
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2016)
In the present work, hydroxyapatite coatings (HACs) were deposited by using the high power laminar plasma spray process. Major objectives were: (i) to estimate effects of several deposition parameters on chemical, structural, ...
Mobility and bioavailability of selected elements in agricultural land of the ibar river alluvium. / Mobilnost i biodostupnost odabranih elemenata u poljoprivrednom zemljištu aluviona reke Ibar
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2017)
Soil contamination by toxic elements is a global problem taking into account the possibility of mobilization in the hydrosphere and biosphere, which could impose a risk to human health. The accumulation of toxic elements, ...