Zobrazeno 1 - 10
of 81
pro vyhledávání: '"Juraj Ševčík"'
Autor:
Marián Masár, Jasna Hradski, Eva Vargová, Adriána Miškovčíková, Peter Božek, Juraj Ševčík, Roman Szucs
Publikováno v:
Separations, Vol 7, Iss 4, p 72 (2020)
This paper presents a novel miniaturized analytical method for the determination of carminic acid, a natural red food dye, in complex food and pharmaceutical matrices by microchip electrophoresis (MCE) with photometric detection. MCE has become a ver
Externí odkaz:
https://doaj.org/article/fd009d79c48d4587bd9637255ba599c1
Autor:
Radim Knob, Juraj Ševčík, Pavlína Ginterová, Joanna Znaleziona, Vítězslav Maier, Václav Ranc, Jan Petr
Publikováno v:
Challenges, Vol 2, Iss 1, Pp 37-42 (2011)
The capability to present electronic media that can preserve information is highly restricted to few decades (e.g., a lifetime of DVD media does not exceed 100 years), and therefore the question of how to preserve documents for more than thousands or
Externí odkaz:
https://doaj.org/article/034c32586baf434585e047dd04d4409c
Publikováno v:
ACS Omega, Vol 9, Iss 4, Pp 5038-5045 (2024)
Externí odkaz:
https://doaj.org/article/7fef422f788e4e5cb76e21311190d55c
Publikováno v:
Analytical and Bioanalytical Chemistry
Endodontic treatment of immature permanent teeth with necrotic pulp poses several clinical challenges and is one of the most demanding interventions in endodontics. Recently, with new discoveries in the field of tissue engineering, novel treatment pr
Publikováno v:
Hungarian Journal of Industry and Chemistry, Vol 46, Iss 1, Pp 43-46 (2018)
An online combination of isotachophoresis (ITP) and capillary zone electrophoresis (CZE) was employed on a microchip with a column-coupling technology for the determination of homocysteine in various body fluids. ITP with its high concentration abili
Publikováno v:
Chemical Papers. 72:419-424
In this article, we report a pilot study on release of citrate ions from citrate-stabilized gold nanoparticles by capillary zone electrophoresis. First, a method for determination of citrate released from nanoparticles was developed using 5 mM phthal
Autor:
Adam Přibylka, Martin Švidrnoch, Vratislav Smolka, Vojtěch Bekárek, Vítězslav Maier, Juraj Ševčík
Publikováno v:
Journal of Chromatography A. 1467:383-390
A novel capillary electrophoresis–tandem mass spectrometry method for the enantioseparation and identification of 2-hydroxyglutaric acid enantiomers without derivatization for clinical purposes was described. Vancomycin chloride was used as an effi
Publikováno v:
Journal of Separation Science. 39:2406-2412
A novel positively charged surfactant N-dodecyl-N,N-dimethyl-(1,2-propandiol) ammonium chloride was used for the dynamic coating of the inner wall of a silica capillary. This paper covers the evaluation of dynamic coating and study of the influence o
Autor:
Pavlína Ginterová, Joanna Znaleziona, Peter Ondra, Jan Chrastina, Ivo Válka, Vítězslav Maier, Jan Petr, Juraj Ševčík
Publikováno v:
Analytica Chimica Acta. 874:11-25
Synthetic cannabinoids have gained popularity due to their easy accessibility and psychoactive effects. Furthermore, they cannot be detected in urine by routine drug monitoring. The wide range of active ingredients in analyzed matrices hinders the de
Publikováno v:
Journal of Chromatography A. 1364:59-63
During the last years, several authors have focused on the characterization of the size and charge of the nanoparticles by capillary electrophoresis. However, considering that nanoparticles are generally suspended in a solvent different from those co