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作者:KAREL VYTŘAS , IVAN ŠVANCARA , RADOVAN METELKA
来源:[J].Journal of the Serbian Chemical Society(IF 0.912), 2009, Vol.74 (10), pp.1021DOAJ
摘要:An overview is given dealing with the applications of carbon paste electrodes in equilibrium potentiometry as well as in electrochemical stripping analysis using both voltammetric and potentiometric modes. Various modifications of carbon pastes and carbon paste-based biosens...
作者:KAREL VYTŘAS , IVAN ŠVANCARA , RADOVAN METELKA
来源:[J].Journal of the Serbian Chemical Society(IF 0.912), 2009, Vol.74 (10), pp.1021-1033DOAJ
摘要:An overview is given dealing with the applications of carbon paste electrodes in equilibrium potentiometry as well as in electrochemical stripping analysis using both voltammetric and potentiometric modes. Various modifications of carbon pastes and carbon paste-based biosens...
作者:... Zoltán Kónya , Ivan Švancara , Karel Vytřas
来源:[J].Microchemical Journal(IF 2.879), 2019, Vol.146, pp.178-186Elsevier
摘要:Abstract(#br)Bismuth-oxychloride-multiwalled carbon nanotube composite material was applied as surface modifier of glassy carbon electrode (BiOCl-MWCNT/GCE) for rapid and reliable trace level determination of Zn(II) in selected foodstuffs. The method development encompasses ...
作者:... Blanka Švecová , Ivan Švancara , Radovan Metelka
来源:[J].Food Chemistry(IF 3.334), 2017, Vol.229, pp.621-627Elsevier
摘要:Abstract(#br)A new electroanalytical method for determination of vitamin E in the form of the total content of tocopherols present in margarines and edible oils has been developed. The method is based on extraction of these biologically active compounds into silicone oil, ac...
作者:... Nurgul K Bakirhan , Ivan Švancara , Sibel A Ozkan
来源:[J].Journal of Pharmaceutical and Biomedical Analysis(IF 2.947), 2019, Vol.174, pp.534-540Elsevier
摘要:Abstract(#br)A novel sensor based on a modification of glassy carbon electrode (GCE) with NH 2 -functionalized multi-walled carbon nano-tubes (NH 2 f MWCNTs) is reported and its applicability to the electrochemical sensing of Propafenone (PPF) demonstrated. The electrochemic...
作者:Ivan Švancara , Srđan Rončević ...
来源:[J].Talanta(IF 3.498), 2015, Vol.134, pp.640-649Elsevier
摘要:Abstract(#br)Two multiwalled carbon nanotubes-based composites modified with bismuth and bismuth-oxychloride particles were synthesized and attached to the glassy carbon electrode substrate. The resultant configurations, Bi/MWCNT-GCE and BiOCl/MWNT-GCE, were then characteriz...
作者:Ivan Švancara , Karel Vytřas ...
来源:[J].Critical Reviews in Analytical Chemistry(IF 2.892), 2001, Vol.31 (4), pp.311-345Taylor & Francis
摘要:Recent trends and advances in the electrochemistry with both unmodified and modified carbon paste electrodes are reviewed (247 refs.). Present day knowledge of their basic physico-chemical properties and characteristics is surveyed, including some specifics important in electroch...
作者:Ivan Švancara , Karel Vytřas ...
来源:[J].Talanta(IF 3.498), 2002, Vol.58 (1), pp.45-55Elsevier
摘要:Abstract(#br)A new stripping method for the determination of arsenic in water samples with a gold film-plated carbon paste electrode has been developed for the use in constant current stripping analysis (CCSA). In the novelized procedure, differentiation between As(III) and chemi...
作者:Ivan Švancara , Michal Galík , Karel Vytřas
来源:[J].Talanta(IF 3.498), 2006, Vol.72 (2), pp.512-518Elsevier
摘要:Abstract(#br)In this contribution, a novel method is described for the determination of platinum metals. The procedure developed employs a carbon paste electrode modified in situ with cationic surfactants of the quaternary ammonium salt type. The pre-concentration step is ba...
作者:... Tomáš Navrátil , Ivan Švancara , Renáta Šelešovská
来源:[J].Fuel(IF 3.357), 2014, Vol.123, pp.107-112Elsevier
摘要:Abstract(#br)A new method has been proposed for the simultaneous determination of BHA (butylated hydroxyanisole) and BHT (butylated hydroxytoluene) in mineral and synthetic oils when using linear-sweep voltammetry in combination with a gold disc electrode. Both analytes of intere...

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