Претраживање
Приказ резултата 1-10 од 1402
Analysis and interpretation of the micromechanical properties measurements of electrodeposited nickel coatings on different substrates.
(Belgrade : Academy of Criminalistic and Police Studies, 2020)
Fine-grained nickel coatings were electrodeposited by direct current (dc) regime
onto different substrates: polycrystalline cold-rolled copper, polycrystalline brass and single
crystal (100)-oriented silicon. These ...
Two step sintering of the ZnTiO3 nanopowder
(Belgrade : Institute for Multidisciplinary Research, University of Belgrade, 2015)
Metastabile nanopowder ZnTiO3 pressed into cylindrical compacts at 200 MPa was submitted to conventional heating with isothermal holding at 931oC for 10 minutes, 25 minutes and 40 minutes. Same compacts were heated with ...
Acidic and bacterial leaching of the fly ash - environmental protection technology
(University of Beograde - Technical Faculty in Bor, 2011)
In this study the possibility of acid and microbiological ash leaching, has been investigated in order to minimize the concentration of toxic ash elements.
Hardness and morphology analysis of electrolytically produced copper coatings / Analiza tvrdoće i morfologije elektrolitički dobijenih bakarnih prevlaka
(Beograd : Serbian Society of Corrosion and Materials Protection UISKOZAM / Udruženje inženjera Srbije za koroziju i zaštitu materijala UISKOZAM, 2022)
The influence of various electrolysis parameters, such as selected operating current regime, the
cathode material type, composition and mixing conditions of the electrolyte and electrodeposition
time, on the ...
Improving competitiveness through technological and industrial innovation
(Zrenjanin : Technical Faculty "Mihajlo Pupin", 2021)
The globalization of markets affects how enterprises conduct business. In addition to the challenges of
the globalized market, enterprises have to adapt to changes that the coronavirus pandemic has brought to the
global ...
Oxidative transformation of levan produced by Bacillus licheniformis strain
(Belgrade : Society of Physical Chemists of Serbia, 2018)
In this work microbial polysacharide levan produced by Bacillus licheniformis NS032 was functionalized by introducing aldehyde groups into glycan chains. Resulting polyaldechide polymer was characterized by FT-IR spectral ...
Lactose and D-galactose content in infant formulas and mother's milk
(Vinča - Belgrade, Serbia : Vinča Institute of nuclear sciences, 2018)
Lactose and D-galactose are energy-providing macronutrient found in the mother's milk, but their concentration can be affected by different factors related to the mother. The aim of this work is to determine lactose and ...
Determination of Total Antioxidant Capacity in Human Milk and Infant Formula
(Vinča - Belgrade, Serbia : Vinča Institute of nuclear sciences, 2018)
The object of this research was to investigate the total antioxidant capacity of human milk, human milk supplemented with fortifier and infant formula, by electrochemical and DPPH methods.
Characterization of carbon fibrous materials obtained from tree wastes
(Serbian Chemical Society, Belgrade, 2010)
Carbon fibres can be obtained in rather wide variety of structures, compositions and properties, depending on the nature of the organic precursor and conditions of the process applied in their preparation. In order to get ...
Electrical properties of isothermally sintered cordierite-based ceramics as function of sintering and activation time / Električna svojstva izotermski sinterovane keramike na bazi kordierita kao funkcija vremena sinterovanja i aktivacije
(Beograd : Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije - SMEITS, 2021)
The mechanical activation of the starting mixtures of cordierite (2MgO*2Al2O3*5SiO2) with 5.00 mass % TiO2 was performed in a high energy ball mill during 10-80 min. The applied compaction pressure before the sintering ...