Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Martin Člupek"'
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
Autor:
Marcela Dendisová, David Kubáč, Gabriela Broncová, Tatiana V. Shishkanova, Pavel Matějka, Martin Člupek
Publikováno v:
Chemical Papers. 71:359-366
The electrochemical preparation of novel poly(4-amino-2,1,3-benzothiadiazole) films on a platinum surface in sulfuric aqueous medium by cyclic voltammetry is described. The resulting polymeric electrodes were characterized by FT Raman spectroscopy, s
Publikováno v:
Vibrational Spectroscopy. 87:123-128
In this study lanthanum trilactate was prepared by neutralization reaction of lactic acid and lanthanum oxide, purified and identified by X-ray powder diffraction. Infrared spectra (Mid-IR region 4000–650 cm−1) and Raman spectra (Stokes region 40
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
Publikováno v:
Journal of Raman Spectroscopy. 39:515-524
Raman spectral mapping of thin organic layers on metal substrates is an important analytical tool to characterize these systems. Surface-enhanced Raman scattering (SERS) spectroscopy is a suitable technique for analysis of such layers. Development of
Publikováno v:
Journal of Raman Spectroscopy. 38:1174-1179
Application of the finite impulse response (FIR) filtration technique for the removal of spectral noise and background broadband deformations from the Raman spectra is tested. Optimal parameters of FIR filters are found and their effectiveness is com
Publikováno v:
Journal of Molecular Structure. :259-264
Principal component analysis (PCA) is a method used for evaluation of vibration spectra that allows separating important information from the minor effects. From the point of view of data structure the most valuable information is depicted in score g
Publikováno v:
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy. 99
The detection of p-coumaric acid and ferulic acid using a combined in situ electrochemical and surface-enhanced Raman scattering spectroscopic technique in specially made electrode cell is described. New in situ spectroelectrochemical cell was design
Publikováno v:
Journal of Physics D: Applied Physics; 3/28/2018, Vol. 51 Issue 12, p1-1, 1p