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Приказ резултата 81-90 од 101
Absorption properties enhancement of the photoanode with titanium dioxide nanotubes by deposition of cadmium sulfide via different techniques / Poboljšanje apsorpcionih svojstava fotoanode na bazi nanocevi titan(IV)-oksida deponovanjem kadmijum-sulfida različitim tehnikama
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2016)
In recent decades, many scientific studies have been focused on alternative energy sources due to the growing energy needs of the world's population. Solar energy can cover the entire energy consumption of the world ...
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, ...
Alkaline lead in an innovative recycling process with pretreatment, stabilization and solidification / Olovna alkalna šljaka u inovativnom procesu reciklaže sa predtretmanom, stabilizacijom i solidifikacijom
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2019)
Alkaline lead slag is a waste generated in the pyrometallurgical process of the recycling of materials based on lead with the addition of a sodium(I)-carbonate (Na2CO3) as a flux. The doctoral dissertation includes ...
Liposomes and liposomes-alginate systems for controlled release of resveratrol. / Lipozomi i sistemi lipozomi-alginat za kontrolisano otpuštanje resveratola
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2016)
Resveratrol is in the limelight all over the world as a health-beneficial compound widely investigated as natural antioxidant suitable for prevention of human cardiovascular diseases and inhibition of low-density lipoproteins ...
Kompleksi elemenata d-bloka sa aromatičnim O,O- I N, N-donorskim ligandima: sinteza, struktura, svojstva i primena / Complexes of d-block elements with aromatic o,o- and n,n-donor ligands: synthesis, structure, properties and applications
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2018)
Reakcijom izmene liganada različitim metodama sinteze dobijeno je 22 ternarna kompleksa elemenata d-bloka [Mn(II), Co(II), Ni(II), Cu(II) i Zn(II)] sa anjonima aromatičnih polikarboksilnih kiselina (ftalne, izoftalne, ...
STRUKTURNE I SOLVATOHROMNE KARAKTERISTIKE 5-(ARILAZO)-3-CIJANO-6-HIDROKSI-4-METIL-1-SUPSTITUISANIH-2-PIRIDONA: EKSPERIMENTALNA I KVANTNO-HEMIJSKA PROUČAVANJA / STRUCTURAL AND SOLVATOCHROMIC PROPERTIES OF 5-(ARYLAZO)-3-CYANO-6-HYDROXY-4-METHYL-1-SUBSTITUTED-2-PYRIDONES: EXPERIMENTAL AND QUANTUM-CHEMICAL INVESTIGATIONS
(Tehnološko-metalurški fakultet, Univerzitet u Beogradu, 2015)
U okviru disertacije, sintetisane su tri serije arilazo piridonskih boja: 5-(arilazo)-3-cijano-1-etil-6-hidroksi-4-metil-2-piridoni, 5-(arilazo)-3-cijano-6-hidroksi-4-metil-2-piridoni i 5-(4-arilazo)-3-cijano-6-hidroksi- ...
Enzymatic synthesis of phenolic acid esters. / Enzimska proizvodnja estara fenolnih kiselina
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2016)
As secondary plant metabolites phenolic acids are common components of daily human diet. It is well established that these compounds have several physiological activities, amongst which the antioxidant activity is the most ...
Diffusion of polyphenols from microparticles obtained from different encapsulation techniques / Difuzija polifenolnih jedinjenja iz mikročestica dobijenih različitim tehnikama inkapsulacije
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2016)
Polyphenols are compound which are widely studied because of their antioxidative and potential therapeutic properties. Systems for the controlled release of drugs offer a number of benefits comparing with traditional forms ...
Immobilization of enzymes on modified sio2 nanoparticles with organosilanes. / Imobilizacija enzima na nanočestice SiO2 modifikovane organosilanima
(Univerzitet u Beogradu, Tehnološko-metalurški fakultet, 2017)
In this thesis, different procedures for fumed nonporous silica nanoparticles (FNS) chemical modification, in terms of introducing different functional groups on the support surface, were developed...
Izolovanje bioaktivnih jedinjenja iz otpadne kafe i njeno potpuno iskorišćenje kao adsorbenta
(Tehnološko-metalurški fakultet, Univerzitet u Beogradu, 2015)
Predmet ove disertacije je valorizacija otpadne kafe zaostale nakon pripreme napitaka i razmatranje mogućnosti njene praktične primene.
Kafa i njeni produkti, već godinama unazad, se smatraju nutritivno bogatim, usled ...