Претраживање
Приказ резултата 21-30 од 1588
Characterization of New Structure for Silicon Carbide X-Ray Detector by Method Monte Carlo
(Polish Acad Sciences Inst Physics, Warsaw, 2011)
This work presents a characterization of radiation absorption properties of silicon carbide (SiC) as semiconductor for the realization of detectors for X-rays. SiC detectors can potentially reach superior performance with ...
Hydrometallurgical process for extraction of metals from electronic waste, part II: Development of the processes for the recovery of copper from printed circuit boards (PCB)
(Savez inženjera metalurgije Srbije, Beograd, 2011)
Rapid technological development induces increase of generation of used electric and electronic equipment waste, causing a serious threat to the environment. Waste printed circuit boards (WPCBs), as the main component of ...
Investigation of the influential values about the use of the lead electrochemical system / Istraživanja uticajnih veličina na iskorišćenja olovnog elektrohemijskog sistema
(Društvo za sunčevu energiju "Srbija solar", Zrenjanin, 2010)
For the purpose of making a lead battery of the standard quality, characteristics of the exploitation depending on influential values, were tested: currents, temperatures and containing level of the antimony in electrode ...
Sorption of Cu2+ and Co2+ from aqueous solutions onto sepiolite: An equilibrium, kinetic and thermodynamic study / Sorpcija jona bakra i kobalta iz vodenih rastvora na sepiolitu, ispitivanje ravnoteže, kinetike i termodinamike sorpcije
(Serbian Chemical Society, Belgrade, 2011)
The efficiency of natural sepiolite for the removal of Cu2+ and Co2+ from aqueous solution was determined using the batch method. The sorption experiments were performed as a function of the initial metal concentration, ...
Environmental pollution by heavy metals and biodiversity monitoring of places Kosovska Mitrovica and Zvečan / Zagađenje životne sredine teškim metalima i monitoring biodiverziteta gradova Kosovske Mitrovice i Zvečana
(Naučno-stručno društvo za zaštitu životne sredine Srbije - Ecologica, Beograd, 2010)
Research takes place in areas of Kosovska Mitrovica and Zvecan with the aim to determine content of following heavy metals: Pb, Cd, Cr, Hg, Zn and also pH values in surface water of Ibar river, underground waters (wells) ...
Electrochemical determination of glucose using polyaniline electrode modified by glucose oxidize
(Nice : International Society of Electrochemistry, 2010)
Polyaniline (PANI) enzyme electrode was formed by immobilization of Glucose oxidase (GOx) via glutaraldehyde into electrochemicaly polymerized PANI on graphite electrode. Electrochemical polymerization of PANI on graphite ...
Electrochemical characterization of polyaniline electrode for use in electrochemical power sources
(Nice : International Society of Electrochemistry, 2010)
Polyaniline (PANI) electrode was formed by electrochemical synthesis on graphite under galvanostatic condition at current density of 2.0 mA cm-2 from aqueous solution of 1.0 mol dm-3 HCl and 0.25 mol dm-3 aniline. ...
Analytical model of MIS structure in electron devices / Analitički model MIS strukture u elektronskim napravama
(Savez inženjera i tehničara Srbije, Beograd, 2010)
In this paper the new analytical model of MIS (Metal-Insulator -Semiconductor) structure, in microelectron devices, is proposed. Presented model is relatively simple and, at the same time, the results obtained by the ...
Influence of the synthesis procedures on pt catalyst activity for ethanol electrooxidation reaction / Uticaj postupka sinteze na aktivnost platinskih katalizatora za reakciju elektrooksidacije etanola
(Engineering Society for Corrosion, Belgrade, Serbia, 2016)
Carbon supported platinum catalysts for ethanol electrooxidation were synthesized by modified polyol synthesis method, assisted by microwave or reflux heating. Synthesized catalysts were characterized by XRD, STM and TGA ...
Deformation mechanisms in ti3al-nb alloy at elevated temperatures
(Institute of Metals and Technology, 2010)
Ti3Al-11Nb-1V (x/%) was made in a vacuum arc furnace. Hot-rolling was conducted at 1050 degrees C in a two-phase field of the alloy. Strain-rate jump tests were performed at T = 800-1100 degrees C and strain rates of 10(-6) ...