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Приказ резултата 151-160 од 183
The validity of the general similarity law for electrical breakdown of gases
(IOP Publishing Ltd, Bristol, 2006)
This paper investigates the validity of the similarity law in cases of dc and pulse breakdown of gases. Geometrically similar systems insulated with SF6 gas were used during experiments. It is shown that the similarity law ...
Tensile properties of fiber-resin composites that consist of polyarmid fiber (Kevlar 129) and poly(vinilbutyral) / Zatezna svojstva polimernog kompozitnog materijala poliaramidna vlakna (Kevlar 129) - poli(vinilbutiral)(PVB)
(Savez inženjera metalurgije Srbije, Beograd, 2006)
Thanks to fact that composite material have usefully characteristic two or more materials, they are becoming more and more substitute standard materials in every field of technique they start to. In this study static ...
Prediction of the choking velocity and voidage in vertical pneumatic conveying of coarse particles
(Elsevier, 2006)
A method for predicting the choking velocity and voidage in vertical pneumatic conveying of coarse particles is developed and verified using the data obtained in this study as well as the data of Capes and Nakamura [C.E. ...
Analiza teških metala i opasnih materija u postupku ocenjivanja usaglašenosti u oblasti ambalaže i ambalažnog otpada / Analysis of heavy metals and dangerous substances in the conformity assessment procedure for packaging and packaging waste
(Kragujevac : Mašinski fakultetKragujevac : Centar za kvalitet, 2006)
U radu je dat pregled evropske i naše regulative u oblasti
ambalaže i ambalažnog otpada kao i posebnih zahteva za ispitivanjem
četiri teška metala i opasnih supstanci u ambalaži. Postupak
ocenjivanja usaglašenosti ...
The evolution of structure induced by intensive milling in the system 2Bi 2 O 3 · 3TiO 2
(Elsevier, 2006)
Concurrent mechanochemical treatment of either a stoichiometric 2Bi 2 O 3 · 3TiO 2 powder mixture or (pulverized) Bi 4 Ti 3 O 12 compound was performed in a planetary ball mill. Relevant structural parameters: crystallite ...
The sorption and crystallographic characteristics of alumina activated in a reactor for pneumatic transport / Sorpcione i kristalografske karakteristike alumine dobijene u reaktoru za pneumatski transport čestica
(Serbian Chemical Society, 2006)
Active transition alumina powders were obtained by flash calcination of gibbsite in a reactor for pneumatic transport in the dilute, two-phase flow regime in the temperature interval from 883 to 943 K with a residence time ...
Hydrophobization of Cotton Fabrics with Fluorocarbon Plasmas
(Institute of Physics, Belgrade, Serbia, 2006)
The objective of this study was to highlight the possibility of treating the cotton
fabrics with fluorocarbon plasmas in order to obtain water and soil repellent material. A
treatment of cotton fabrics was carried out ...
Pattern recognition methods for classification of soils based on their radionuclide content
(Belgrade : The Society of Physical Chemists of Serbia, 2006)
Multivariate data analysis methods were used to recognize and classify soils of unknown geographic origin. A total of 103 soil samples were differentiated into classes,
according to regions in Serbia and Montenegro from ...
Magneli phase titanium oxides as catalyst support - Electrochemical behavior of Ebonex/Pt catalysts
(Journal of New Materials for Electrochemical Systems, 2006)
The impregnation method has been applied to synthesize platinum nanoparticles on Magneli phase titanium oxide powder (Ebonex). Surface area of the Ebonex support was determined by BET technique. Distribution and morphology ...
Morphologies of copper deposits obtained by the electrodeposition at high overpotentials
(Elsevier, 2006)
Morphologies of copper deposits obtained at overpotentials belonging to the plateau of the limiting diffusion current density and at higheroverpotentials were examined by the scanning electron microscopy (SEM) technique. ...