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Ekološke i fitocenološke karakteristike kontinentalnih slatina centralne i južne Srbije
(Универзитет у Нишу, Природно-математички факултет, 2021)
The continental salt areas of Central and South Serbia belong to the group of fragile and highly threatened habitats. They represent relict habitats where characteristic flora and vegetation develop under isolation and ...
Razvoj i validacija nove analitičke metode za pripremu uzoraka vode za kvantifikaciju policikličnih aromatičnih ugljovodonika primenom gasne hromatografije - masene spektrometrije
(Универзитет у Нишу, Природно-математички факултет, 2022)
Polycyclic aromatic hydrocarbons (PAHs) are organic compounds
whose structure consists of two or more condensed aromatic rings. Due
to their toxicity and persistence in the environment, PAHs monitoring
is very important ...
Algoritmi za triangulaciju poligona i njihova implementacija u veb okruženju
(Универзитет у Нишу, Природно-математички факултет, 2022)
The doctoral dissertation presents new algorithms for solving the
problem of convex polygon triangulation in order to improve the speed
of triangulation generation. The improvements, which the dissertation
presents, refer ...
Bisimulations for Kripke models of Fuzzy Multimodal Logics
(Универзитет у Нишу, Природно-математички факултет, 2022)
The main objective of the dissertation is to provide a detailed study of several different types of simulations and
bisimulations for Kripke models of fuzzy multimodal logics. Two types of simulations (forward and ...
Uporedne karakteristike populacije šumske kornjače (Testudo hermanni Gmelin) u istočnoj i jugoistočnoj Srbiji sa aspekta strukture, izbora staništa i antropogenog uticaja
(Универзитет у Нишу, Природно-математички факултет, 2023)
The research was conducted at four localities in Serbia, from which two are situated in eastern Serbia: Čemor and Gonjište, and two in southeаstern Serbia: Kunovica and Pašina česma. The localities Gonjište and Pašina česma ...
Dinamika nekih stohastičkih modela širenja bolesti
(Универзитет у Нишу, Природно-математички факултет, 2023)
The topic of this doctoral dissertation is the application of stochastic differential equations in epidemiology in the modeling of the spread of some diseases (addiction, infectious and hematological diseases). Based on ...
Ispitivanje reakcija građenja acetala pomoću trifenilfosfina i ugljen-tetrahlorida i oksidativnim aminovanjem metil-ketona pomoću joda i amina
(Универзитет у Нишу, Природно-математички факултет, 2023)
The aim of this doctoral dissertation was the development of a new method for the synthesis of acetals using a combination of reagents PPh3 and CCl4, directly from aldehydes and stoichiometric amounts of alcohol, under ...
Dejstvo melatonina na regulaciju noradrenalinske neurotransmisije u mozgu, srcu i nadbubrežnim žlezdama u animalnom modelu depresije
(Универзитет у Нишу, Природно-математички факултет, 2023)
The hippocampus is a brain structure highly sensitive to stress. Melatonin plays a role in maintaining the circadian rhythm, and its antioxidant properties have been confirmed. Chronic mild unpredictable stress (CUMS) is ...
Komparativna analiza efekata mešavine lekovitog bilja i derivata sulfoniluree na sekundarne imlikacije dijabetisa kod pacova
(Универзитет у Нишу, Природно-математички факултет, 2023)
Diabetes is a systemic disorder of carbohydrate and lipid metabolism in which chronic hyperglycemia leads to a number of secondary complications such as non-alcoholic fatty liver disease, nephropathy, retinopathy, osteoporosis, ...
Perturbacije uopštenih inverza elemenata u prstenima
(Универзитет у Нишу, Природно-математички факултет, 2023)
The topic of this doctoral dissertation is the study of some perturbation properties of generalized inverses of the elements in rings with or without involution, as well as in Banach algebra and C*-algebra. So far, the ...