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Publikováno v:
Applied Catalysis A: General. 240:111-117
Deactivation of the iron catalyst Fe-Si-Cr-K-O was investigated with the help of X-ray photoelectron spectroscopy and checked in reaction of phenol alkylation with methanol performed in gas phase at the atmospheric pressure. It was indicated that the
Publikováno v:
Surface Science. 398:318-331
This paper presents new results, in terms of reactions, dissociation and site blocking, on the interactions between H and CO2, H and CO on an alkali-modified copper surface. In addition, H adsorption on the K/Cu(110) interface was performed. The expe
Publikováno v:
Journal of Materials Science. 32:177-184
Characterization of the YBa2Cu3O7–Au composite at room temperature has been performed using X-ray photoelectron spectroscopy. Measured spectra on the chemically etched surfaces have been found to be representative of the bulk material. Analysis of
Publikováno v:
Surface Science. 370:L137-L143
The reactions between CO2 and H on a Cu(110) surface modified with K in the submonolayer region are studied with photoelectron spectroscopy and high resolution electron energy loss spectroscopy. It is demonstrated that formate can be synthesized by a
Publikováno v:
Acta Physica Polonica A. 89:657-664
Autor:
Søren Christensen, David Batchelor, J. Onsgaard, Per Morgen, Jesper Nerlov, P.J. Godowski, J. Storm
Publikováno v:
Surface Science. 336:101-112
The coadsorption of CO 2 and K on Cu(110) has been studied by the methods of photoelectron spectroscopy using synchrotron radiation, high resolution electron energy loss spectroscopy (HREELS) and work function measurements (ΔΦ). Both weakly adsorbe
Autor:
P. Marcus, P.J. Godowski
Publikováno v:
Acta Physica Polonica A. 87:619-630
Surface composition of the CuNi(100) single crystal in the temperature range of 893=1073 K (620=800°C) has been investigated using low energy electron diffraction and Auger electron spectroscopy methods. A clean sample surface at moderate temperatur
Autor:
P.J. Godowski
Publikováno v:
Applied Surface Science. 47:333-340
The surface of Co-Ru specimens of 20.7, 5.4 and 1.5 at% Ru was investigated in the temperature range of 700–1200 K by Auger electron spectroscopy. In the quantification the monolayer segregation model was adopted. Variations of the cobalt concentra
Publikováno v:
Surface Science. 247:208-214