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Prikaz rezultata 31-40 od 81
Determination of ionization constants (PKA) of β-hydroxy-β-arylalkanoic acids using high-pressure liquid chromatography
(University of Kragujevac, Faculty of Science, 2018)
pKa values of five β-hydroxy-β-arylalkanoic acids and ibuprofen were determined using the RP-HPLC method. Stationary phase was octadecyl modified (C-18) silica gel, and mobile phase was a mixture of methanol and one of ...
Elektrohemijsko određivanje antimona na elektrodama sa poli(vinil alkohol)/glina kompozitom / Electrochemical detection of antimony on electrodes based on poly(vinyl alcohol)/clay composites
(Beograd : Savez inženjera i tehničara Srbije, 2019)
Sintetisani su kompoziti gline i poli(vinil alkohola) (PVA) sa masenim odnosima PVA/glina 10% i 20%. Kompoziti su naneti na površinu disk elektrode od staklastog ugljenika pomoću Nafiona. Tako modifikovane elektrode su ...
Formic acid electrooxidation on carbon supported platinum catalyst with preferential plane orientation / Oksidacija mravlje kiseline na platinskim katalizatorima na ugljeničnom nosaču sa preferencijalno orijentisanim ravnima
(Savez inženjera i tehničara Srbije, 2015)
Pt-based nanocatalysts supported on Vulcan XC-72R carbon, were prepared by water-in-oil microemulsion method, with addition of various amounts of HCl in the water phase. Polyethileneglycoldodecylether (BRIJ 30) was used ...
Testing of susceptibility to intergranular corrosion in welded joints of austenitic stainless steel / Određivanje sklonosti zavarenog spoja austenitnog nerđajućeg čelika prema interkristalnoj koroziji
(DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd, 2016)
The susceptibility to intergranular corrosion of welded joints of austenitic stainless steel X5CrNi18-10 was examined. The testing was performed by the electrochemical potentiokinetic reactivation method with single loop ...
Following the ecological and economic effects of mining and metallurgical landfills / Prateći ekološko-ekonomski efekti metalurških i rudarskih deponija
(Savez inženjera i tehničara Srbije, 2012)
In the process of refining raw materials and metal production in the metallurgical industry and mining are allocated a number of different secondary materials to be deposited. In the enrichment of the ore by flotation, in ...
Analysis of the influence of structure on mechanical properties of multilayer Ni/Cu thin films for use in microelectronic technologies / Analiza uticaja strukture na mehanička svojstva višeslojnih tankih filmova Ni/Cu za primenu u mikroelektronskim tehnologijama
(Savez inženjera i tehničara Srbije, 2015)
Multilayer Ni/Cu thin films were produced by dual-bath electrodeposition technique (DBT) on polycrystalline cold-rolled Cu substrate. Different Ni/Cu multilayer structures were realized by changing of process parameters ...
Synergetic effect of additives on the hardness and adhesion of thin electrodeposited copper films
(Faculty of Technical Sciences in Cacak, 2017)
Thin copper films were electrodeposited on a polycrystalline cold-rolled copper substrate. The composition of the laboratory-made copper sulphate electrolyte was changed by the addition of various additives. The influence ...
Creating and control of welded joints in IHTM / Primena zavarivanja plazmom i kontrola zavarenog spoja pri izradi transmitera pritiska u IHTM-u
(Savez inženjera i tehničara Srbije, 2011)
IHTM produces pressure transmitters, temperature transmitters, level transmitters and transmitters of differences pressure. All transmitters consist of measuring chamber, transitional part and electronic boxes. The paper ...
Termografija u kontroli efikasnosti i bezbednosti laserskog čišćenja / Thermography in control efficiency and safety of laser cleaning
(Beograd : Savez inženjera i tehničara Srbije, 2019)
Inovativna tehnologija laserskog čišćenja različitih površina u industriji, uključuje integrisani pristup kontrole procesa interakcije laser-materijal i ispitivanja rezultata laserskog delovanja. Lasersko čišćenje ima ...
Analysis of small series production with the development of new technologies / Analiza proizvodnje male serije sa razvojem novih tehnologija
(Savez inženjera i tehničara Srbije, 2012)
This paper presents the realized temperature transmitters. Transmitters were analyzed by technological generations. IHTM-CMTM in order to survive must develop new features and content of the product. Changes in technology ...