Publications of Michael Hävecker
All genres
Journal Article (169)
2004
Journal Article
Hävecker, Michael, Axel Knop-Gericke, Hendrik Bluhm, Evgueni Kleimenov, Ralf W. Mayer, Martin Fait and Robert Schlögl: Dynamic surface behaviour of VPO catalysts under reactive and non-reactive gas compositions: an in-situ XAS study.
Journal Article
, , , Evgueni Kleimenov, Hendrik Bluhm, Michael Hävecker, Axel Knop-Gericke and : In situ x-ray absorption of Co/Mn/TiO2 catalysts for Fischer-Tropsch synthesis.
2003
Journal Article
Bluhm, Hendrik, Michael Hävecker, Evgueni Kleimenov, Axel Knop-Gericke, Andrzej Liskowski, Robert Schlögl and Dang Sheng Su: In situ surface analysis in selective oxidation catalysis: n-Butane conversion over VPP.
Journal Article
, Michael Hävecker, , Axel Knop-Gericke, Ralf W. Mayer and Robert Schlögl: The nature of atomic oxygen species on silver: photoelectron spectroscopy and x-ray absorption studies.
Journal Article
Hävecker, Michael, Ralf W. Mayer, Axel Knop-Gericke, Hendrik Bluhm, Evgueni Kleimenov, Andrzej Liskowski, Dang Sheng Su, , , , , , , and Robert Schlögl: In Situ Investigation of the nature of the active surface of a vanadyl pyrophosphate catalyst during the n-butane oxidation to maleic anhydride.
Journal Article
, , Axel Knop-Gericke, Michael Hävecker, Hendrik Bluhm, , and : Redox behavior of over-exchanged Fe/ZSM5 zeolites studied with in situ soft X-ray absorption spectroscopy.
Journal Article
, , Axel Knop-Gericke, Michael Hävecker, Ralf W. Mayer, Hendrik Bluhm, Robert Schlögl, , and : In-situ soft X-ray absorption of over-exchanged Fe/ZSM5.
Journal Article
Mayer, Ralf W., Mario Melzer, Michael Hävecker, Axel Knop-Gericke, Joachim Urban, Hans-Joachim Freund and Robert Schlögl: Comparison of oxidized polycrystalline copper foil with small deposited copper clusters on their behavior in the ammonia oxidation: an investigation by means of in situ NEXAFS spectroscopy in the soft X-ray range.
Journal Article
Su, Dang Sheng, , , , Michael Hävecker, , Axel Knop-Gericke, , and Robert Schlögl: High Resolution EELS Using Monochromator and High Performance Spectrometer: Comparison of V2O5 ELNES with NEXAFS and Band Structure Calculations.
2002
Journal Article
Hävecker, Michael, Axel Knop-Gericke, Ralf W. Mayer, Martin Fait, Hendrik Bluhm and Robert Schlögl: Influence of the geometric structure on the V L3 near edge X-ray absorption fine structure from vanadium phosphorus oxide catalysts.
Journal Article
, , , , , , , , Michael Hävecker, Axel Knop-Gericke, Ralf W. Mayer, Robert Schlögl, and : Amorphous vanadium phosphate catalysts prepared using precipitation with supercritical CO2 as an antisolvent.
Journal Article
, , , , Michael Hävecker, Robert Schlögl, , and : Effects of cobalt additive on amorphous vanadium phosphate catalysts prepared using precipitation with supercritical CO2 as an antisolvent.
2001
Journal Article
, Michael Hävecker, , Axel Knop-Gericke, Ralf W. Mayer and Robert Schlögl: Combined application of XANES and XPS to study oxygen species adsorbed on Ag foil.
Journal Article
, Michael Hävecker, , Axel Knop-Gericke, Ralf W. Mayer and Robert Schlögl: X-ray absorption and photoemission studies of the active oxygen for ethylene epoxidation over silver.
Journal Article
Knop-Gericke, Axel, Michael Hävecker, Thomas Schedel-Niedrig and Robert Schlögl: Characterisation of active phases of a copper catalyst for methanol oxidation under reaction conditions: an in situ X-ray absorption spectroscopy study in the soft energy range.
Journal Article
Mayer, Ralf W., Michael Hävecker, Axel Knop-Gericke and Robert Schlögl: Investigation of ammonia oxidation over copper with in situ NEXAFS in the soft X-ray range: Influence of pressure on the catalyst performance.
Journal Article
Schlögl, Robert, Axel Knop-Gericke, Michael Hävecker, Ute Wild, Dietrich Frickel, Thorsten Ressler, Rolf E. Jentoft, Julia Wienold, Gerhard Mestl, Andreas Blume, Olaf Timpe and Yuji Uchida: In situ analysis of metal-oxide systems used for the selective oxidation catalysis: how essential is chemical complexity?
Journal Article
, , Axel Knop-Gericke, , , , , Michael Hävecker and Robert Schlögl: Observation of the back-donation in 3d metal cyanide complexes through N K absorption spectra.
Journal Article
, , , , Axel Knop-Gericke and Michael Hävecker: Nature and decay processes of N K and O K excitations in the NaNO2 crystal.
2000
Journal Article
Böttger, Ingolf, Thomas Schedel-Niedrig, Olaf Timpe, Reiner Gottschall, Michael Hävecker, Thorsten Ressler and Robert Schlögl: Catalytic methanol oxidation over copper: observation of reaction-induced nanoscale restructuring by means of in situ time-resolved X-ray absorption spectroscopy.