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Photocatalytic activity of Fe(III)-loaded clinoptilolite in the degradation of methylene blue as a model pollutant
(Belgrade : Serbian Zeolite Association (SZA), 2019)
Due to structural complexity and toxicity of organic dyes their presence in water body
causes usually serious environmental problems. Advanced Oxidation Processes (AOPs) have
been recognized as effective methods for a ...
Influence of silicon on characteristics of sterling silver
(Bor : University of Belgrade, Technical Faculty, 2017)
The scope of the presented study refers to the mechanical and electrical properties of the sterling silver in relation on silicon content in the alloy. Sterling silver is an alloy of silver containing 92.5% by weight of ...
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...
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 ...
Impact of the poly(propylene oxide)-b-poly(dimethylsiloxane)-b-poly-(propylene oxide) macrodiols on the surface-related properties of polyurethane copolymers
(Assoc Chemical Engineers Serbia, Belgrade, 2016)
Segmented thermoplastic polyurethane copolymers (PURs) were synthesized using 4,4'-methylenediphenyl diisocyanate and 1,4-butanediol as the hard segment and alpha,omega-dihydroxy-poly(propylene oxide)-b-poly(dimethylsilo ...
Some tactile comfort properties of plain knitted fabrics / Neka svojstva taktilnog komfora glatkih pletenina
(Univerzitet u Nišu - Tehnološki fakultet, Leskovac, 2011)
The sensory perception of textile materials is related to mechanical stimuli due to pressure and friction forces, so the softness and surface properties are considered to be the key parameters of fabric hand. The aim of ...
Microstructural morphology effects on fracture resistance and crack tip strain distribution in Ti-6Al-4V alloy for orthopedic implants
(Elsevier Sci Ltd, Oxford, 2014)
The effects of microstructural morphology on the fracture behavior of Ti-6Al-4V ELI (extra-low impurity) alloy in two different heat treatment conditions were examined. Alloy was solution treated above (beta ST) and below ...
Randomly oriented twin domains in electrodeposited silver dendrites
(Serbian Chemical Society, 2015)
Silver dendrites were prepared by electrochemical deposition. The structures of the Ag dendrites, the type of twins and their distribution were investigated by scanning electron microscopy (SEM), Z-contrast high angle ...
The corrosion resistance in artificial saliva of titanium and Ti-13Nb-13Zr alloy processed by high pressure torsion
(Elsevier Science Bv, Amsterdam, 2018)
In order to optimize and enhance the implant material properties, metallic materials may be modified by severe plastic deformation (SPD) procedures. One of the most attracting SPD methods is high-pressure torsion (HPT), ...
Production of enzymes by a new strain Streptomyces fluvissimus CKS7 using agricultural by-products
(Skopje : Society of chemists and technologists of Macedonia, 2018)
In recent years, there have been an incresaing interest for reuse of agricultural by-products expecially in the field of microbial enzymes production. Theese kind of a agricultural waste are abundant, cheep and represent ...