Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Vadym Prokopec"'
Autor:
Tatiana V. Shishkanova, Martin Člupek, Vadym Prokopec, Annemarie Skálová, Gabriela Broncová, Vladimír Král
Publikováno v:
Electroanalysis. 31:2024-2031
Publikováno v:
Applied Surface Science. 470:716-723
p-coumaric and ferulic acids are natural phenolic phytochemicals present in seeds and leaves usually in very low concentrations. For this reason, their detection and identification using traditional techniques of vibrational spectroscopy is problemat
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 207:143-149
Currently, trace detection of drugs, medicinal products, psychoactive substances, poisons and other natural or synthetic compounds in the human body has become one of the most important areas of interest in medicine, toxicology and forensic research.
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 250:119387
The presented study is devoted to the investigation of the micellization-induced liquid-liquid fluctuations in sodium decanoate (NaD) aqueous solutions, based on the vibrational spectroscopic study of NaD and the determination of critical micelle con
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 229:117969
Nowadays, scientists from various fields of chemistry, biochemistry or biology are interested in trace detection of different natural or synthetic substances such as alkaloids which can either positively or negatively affect human physical and mental
Autor:
Vadym Prokopec, Adéla Jeništová, Pavel Matějka, Marie Švecová, Marcela Dendisová, Alžběta Parchaňská-Kokaislová
Publikováno v:
Analytica chimica acta. 1031
Recent advances in nanotechnology have opened a lot of new possibilities for nanomaterials application in wide variety of industrial, pharmaceutical, medicinal and environmental applications. This review aims to description of various Fourier Transfo
Publikováno v:
Journal of Magnetism and Magnetic Materials. 339:106-113
The effect of a hydrophobic (oleic acid) coating on the magnetic properties of maghemite (γ-Fe2O3) nanoparticles was investigated. The nanoparticles were prepared by a novel bi-phasic co-precipitation route and their properties compared with uncoate
Publikováno v:
Journal of Solid State Chemistry. 200:150-156
A new non-solution mediated approach to the synthesis of iron oxide nanoparticles directly from solid FeCl 2 salt precursors has been developed. The method is rapid, simple and scalable. The structural properties and the phase of the resulting iron o
Publikováno v:
Journal of Raman Spectroscopy. 43:181-186
Surface-enhanced Raman scattering (SERS) spectroscopy is an analytical method for the detection of low amounts of analytes adsorbed on an appropriate coinage metal (Au, Ag, Cu) surface. Generally, the values of the enhancement factor are the highest
Autor:
Frantisek Stepanek, Pavel Matejka, Vadym Prokopec, Jitka Čejková, Alzbeta Kokaislova, Sona Brazdova
Publikováno v:
Applied Surface Science. 255:7864-7870
Surface Enhanced Raman Scattering (SERS) on copper substrates of various morphologies, prepared by electrochemical deposition on platinum targets, was investigated. The substrate preparation procedures differed by the coating bath compositions, appli