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Hemijski sastav, antibakterijska, antioksidativna i genotoksična aktivnost lišajeva Umbilicaria crustulosa (Ach.) Frey, Umbilicaria cylindrica (L.) Delise, Hypogymnia tubulosa (Schaer.) Hav. i Evernia prunastri (L.) Ach.
(Универзитет у Нишу, Природно-математички факултет, 13-11-2019)
Through this doctoral thesis chemical composition of acetone, ether, ethyl acetate and dichloromethane extracts and antioxidant, antibacterial and genotoxic activity of acetone extracts of the lichens Umbilicaria crustulosa ...
Analiza katehina, procijanidina, makro i mikroelemenata u crnoj, mlečnoj, i beloj čokoladi i kakaou u prahu i njihov antioksidativni potencijal
(Универзитет у Нишу, Природно-математички факултет, 25-10-2019)
The aim of this doctoral dissertation was то determinе the chemical
composition, as well as то investigatе of the antioxidative activity of
white, milk, dark chocolate and cocoa powder samples. The total
polyphenols, ...
Kоrelacija lateralizacije ruke sa fenotipskim i kognitivnim karakteristikama dece
(Универзитет у Нишу, Природно-математички факултет, 19-11-2019)
The lateralization of upper limbs, i.e. the tendency to use one arm
more often in comparison to the other one while performing
unimanual actions is the most obvious example of cerebral
lateralization and it represents ...
Poboljšani algoritmi za determinizaciju fazi i težinskih automata
(Универзитет у Нишу, Природно-математички факултет, 30-08-2019)
Determinization algorithms are methods that calculate complete deterministic
fuzzy (weighted) automaton that is language equivalent to the input fuzzy
(weighted) automaton, and they have found application in numerous ...
Novi nanostrukturni kompozitni materijali na bazi paukove mreže: dobijanje, strukturna, morfološka, luminescentna i magnetna svojstva materijala
(Универзитет у Нишу, Природно-математички факултет, 22-11-2019)
Within this doctoral dissertation, spider silk fibers have been chosen as a model system for synthesis new composite materials. The fibers were used as a template for biomineralization, coating with different nanoparticles, ...
B(r, s, t, u) - dvostruko sumabilni prostori nizova i matrične transformacije
(Универзитет у Нишу, Природно-математички факултет, 17-10-2019)
In this dissertation, some new double sequence spaces derived as the
domain of the four-dimensional generalized difference matrix are
investigated. In the first chapter; literature review and some needed
definitions and ...
Nova biološki aktivna sintetska azaheterociklična jedinjenja i novi sekundarni metaboliti iz odabranih biljnih vrsta: sinteza, izolovanje i spektralna karakterizacija
(Универзитет у Нишу, Природно-математички факултет, 18-02-2019)
The aim of this PhD thesis was the discovery of new biologically active
compounds either by means of natural product isolation from selected plant
taxa or by organic synthesis. All of the either isolated or synthesized ...
Sinteza, karakterizacija i primena biosorbenata na bazi različitih ligno-celuloznih materijala hemijski modifikovanih pomoću AI[sub]2O[sub]3
(Универзитет у Нишу, Природно-математички факултет, 19-09-2019)
This dissertation is a part of the research performed within the Grant No. TR 34008. The experimental part of this thesis was done in the Laboratory for applied and industrial chemistry, Department of Chemistry, Faculty ...
Numeričke aproksimacije rešenja neutralnih stohastičkih diferencijalnih jednačina sa vremenski-zavisnim kašnjenjem
(Универзитет у Нишу, Природно-математички факултет, 2019)