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Приказ резултата 61-70 од 226
Uticaj parametara neselektivne oksidacije na sadržaj funkcionalnih grupa u celuloznim vlaknima / Influence of the nonselective oxidation conditions onto functional groups content in cellulose fibers
(Beograd : Srpsko hemijsko društvo, 2012)
In this paper, the influence of oxidation with hydrogen peroxide onto functional groups content in natural cellulose fibers was studied. Changes in fibers obtained at various modification conditions were evaluated by ...
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 ...
Ispitivanje vremenske sinhronizovanosti mernih signala snimljenih MEMS akcelerometrima
(Društvo za ETRAN, 2017)
U radu je opisano ispitivanje sinhronizovanosti podataka koji su uzorkovani putem odvojenih MEMS akcelerometara. Korišćeni su bežični senzorski uređaji razvijeni na Građevinskom fakultetu u Beogradu, namenjeni merenju ...
Antioksidativna aktivnost etanolnih ekstrakata Thymus serpyllum
(Faculty of Technology, Zvornik, 2015)
Wild Thyme (Thymus serpyllum, Lamiaceae) is a subshrub from the Lamiaceae family, with
plants that are rich in essential oils and antioxidative polyphenolic substances. Reducing
potential of phenolic compounds gives them ...
Određivanje veštačkog zaslađivača saharina u uzorcima otpadne vode / Determination of artificial sweetener saccharin in wastewater samples
(Beograd : Beogradska politehnika, 2019)
Široka primena veštačkih zaslađivača u prehrambenoj i farmaceutskoj industriji počela je početkom osamdesetih godina prošlog veka. Većina ovih jedinjenja se ne metaboliše u ljudskom telu i izlučuje se uglavnom nepromenjena. ...
Uklanjanje estrona, 17β-estradiola i 17α-etinilestradiola iz vode na aktivnim ugljeničnim tkaninama
(Beograd : Visoka škola strukovnih studija Beogradska politehnika, 2017)
Prisustvo estrogenih hormona u vodenim resursima čak i u veoma niskim koncentracijama (reda
veličine ng/L) može dovesti do niza funkcionalnih poremećaja kod akvatičnih organizama, kao što
su poremećaj u radu endokrinog ...
Production of sunflower meal protein hydrolysate by sequential hydrolysis with alcalase and flavourzyme immobilized on functionalized silica nanoparticles
(University of Novi Sad, Institute of Food Technology, 2018)
The objective of this research was to study the production of sunflower meal protein hydrolysate
(SMPH) from sunflower meal protein isolate (SMPI) prepared by sedimentation/flotation and isoelectric precipitation of ...
Adsorpcija estrogenih hormona iz vodenih rastvora na različitim ugljeničnim materijalima
(Beogradska politehnika, 2019)
U ovom radu vršena je adsorpcija estrogenih hormona (estrona, 17β-estradiola i
17α-etinilestradiola) na različitim ugljeničnim materijalima, u cilju ispitivanja primenljivosti ovih
materijala za uklanjanje estrogenih ...
Mechanical properties of alginate-liposomes-based beads with encapsulated resveratrol / Mehaničke karakteristike čestica alginat-lipozomi sa inkapsuliranim resveratrolom
(Faculty of Technology, Zvornik, 2015)
In this work mechanical behavior of four different formulations of alginate-based beads was
tested. The alginate beads were prepared by means of extrusion technique. As a model
encapsulated bioactive substance ...
Walsh analysis - a convenient preprocessor for period detection in astronomy
(Astronomical Observatory Belgrade, 2016)
Walsh analysis is practically analogous to Fourier analysis, except that square wave is used instead of the sine one. It has one major advantage over Fourier - it can be performed much faster. This may seem of little ...