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Prikaz rezultata 11-20 od 74
Characterization of oxide coatings formed by plasma electrolytic oxidation of aluminum in sodium tungstate / Karakterizacija oksidnih slojeva dobijenih plazma elektrolitičkom oksidacijom aluminijuma u natrijum volframatu
(Engineering Society for Corrosion, Belgrade, Serbia, 2013)
This paper presents our recent research on morphology and phase composition of oxide coatings formed by plasma electrolytic oxidation of aluminum in 0.1 M sodium tungstate at constant current density of 15 mA/cm2 and ...
Application of polyaniline in corrosion protection of metals / Primena polianilina u zaštiti metala od korozije
(Inženjersko društvo za koroziju, Beograd, 2012)
Polyaniline is probably the most investigated electroconducting polymer. This popularity is a result of its important features: existence of various oxidation states, electrical and optical activity, low cost monomer, ...
Procedures for processing of copper secondary raw materials / Postupci prerade sekundarnih sirovina bakra
(Engineering Society for Corrosion, Belgrade, Serbia, 2013)
The technological procedures for copper secondary raw materials processing include two basic stages: pretreatment of the copper waste and its further metallurgical processing. For copper waste pretreatment technology, there ...
Assessment of the integrity of welded pipes / Procena integriteta zavarenih cevi
(Engineering Society for Corrosion, Belgrade, Serbia, 2014)
The subject of the paper is analysis of the integrity of welded pipes made of API J55 steel by high frequency contact welding (HF). Experimental research on the mechanical properties of the base material was conducted on ...
Dynamic mechanical properties of aramid fabrics impregnated with multiwalled carbon nanotubes / Dinamičko mehanička svojstva aramidnih lamina impregnisanih sa višeslojnim ugljeničnim nanocevima
(Engineering Society for Corrosion, Belgrade, Serbia, 2013)
Carbon nanotubes (CNT) represent allotropes of carbon with a cylindrical nanostructure. In multiwalled carbon nanotubes (MWCNT), graphitic layers make up concentric tubes. The multiwalled nanotubes length in our research ...
Analysis of sodium hypohlorite according to standard EN 901 / Prikaz analize natrijum hipohlorita prema standardu EN 901
(Engineering Society for Corrosion, Belgrade, Serbia, 2012)
Sodium hypochlorite is obtained by introducing gaseous chlorine into a cold, dilute sodium hydroxide. Sodium hypochlorite solution is a yellow-green clear liquid. In water treatment is used to remove ammonia compounds, ...
Basic principles and applications of photoelectrochemical reactions / Osnovni principi i primena fotoelektrohemijskih reakcija
(Engineering Society for Corrosion, Belgrade, Serbia, 2016)
The paper discusses the basic principles of photoelectrochemistry and photo electrochemical reactions. Considered the application photoelectrochemicl cells in the conversion of the sun iradiation energy into electricity. ...
PtAu catalyst with enhanced activity for formic acid oxidation / PtAu katalizator sa poboljšanom aktivnošću za reakciju oksidacije mravlje kiseline
(Engineering Society for Corrosion, Belgrade, Serbia, 2018)
PtAu systems are recognized as good catalysts for the oxidation of formic acid electrooxidation, which is investigated as a possible anodic reaction in low-temperature fuel cells. In this research, bimetallic PtAu ...
Impedance characteristics of aluminum with sol-gel ceria protective coating during the exposure to chloride corrosion agent / Impedansni odgovor aluminijuma sa zaštitnom prevlakom oksida cerijuma tokom izlaganja hloridnoj korozionoj sredini
(Engineering Society for Corrosion, Belgrade, Serbia, 2016)
Electrochemical impedance characteristics of bare Al and Al with CeO2 coating prepared sol-gel procedure from the ceria sol are investigated. The corrosion behavior is monitored during the exposure to 3 wt. % NaCl aqueous ...
Solvatochromism of 5-(4-substituted arylazo)-4-phenyl-6-methyl-3-cyano-2-pyridones / Solvatohromizam 5-(4-supstituisanih arilazo)-4-fenil-6-metil-3-cijano-2-piridona
(Engineering Society for Corrosion, Belgrade, Serbia, 2018)
Eight 5-(4-substituted arylazo)-4-phenyl-6-methyl-3-cyano-2-pyridones were synthesized by reaction of benzoylacetone and arendiazonium salt, followed by condensation with cyanoacetamide. Absorption spectra of all azo ...