Publications of Jutta Kröhnert
All genres
Poster (43)
2006
Poster
Kröhnert, Jutta, Detre Teschner, Axel Knop-Gericke, Friederike C. Jentoft, Robert Schlögl, Jens Hohmeyer, and : Infrared Spectroscopic Investigation of Hydrogen and Acrolein Activation on Ag/SiO2 Hydrogenation Catalysts.
(XXXIX. Jahrestreffen Deutscher Katalytiker, Weimar, Mar 2006).
Poster
Wrabetz, Sabine, Arnoud Sauvage, Jutta Kröhnert, Friederike C. Jentoft, Robert Schlögl, , , and : Role of Non-Sulfated Zirconia Surface for Alkane Adsorption.
(XXXIX. Jahrestreffen Deutscher Katalytiker, Weimar, Mar 2006).
2005
Poster
Kröhnert, Jutta, Friederike C. Jentoft, Alexandra Szizybalski, Thorsten Ressler and Robert Schlögl: Characterization of Cu in Methanol Steam Reforming Catalysts by CO Adsorption and IR Spectroscopy.
(XXXVIII. Jahrestreffen Deutscher Katalytiker, Weimar, Mar 2005).
2004
Poster
, , Axel Knop-Gericke, Detre Teschner, Jutta Kröhnert, Friederike C. Jentoft, Robert Schlögl and : Silber als Hydrierkatalysator: Rolle des Wasserstoffs und Einfluss der Herstellung und Vorbehandlung auf die katalytischen Eigenschaften.
(XXXVII. Jahrestreffen Deutscher Katalytiker, Weimar, Germany, Mar 2004).
Poster
Jentoft, Friederike C., Jutta Kröhnert, Kilian Klaeden, Robert Schlögl, and : Kinetik mittels IR-Spektroskopie: Aktivierung von H2 und D2 an Ag/SiO2-Hydrierkatalysatoren.
(103. Hauptversammlung der Deutschen Bunsen-Gesellschaft für Physikalische Chemie e.V., Dresden, Germany, May 2004).
Poster
Kröhnert, Jutta, Sabine Wrabetz, Friederike C. Jentoft, Robert Schlögl, , , , , and : Identifizierung von Oberflächenzentren an Pt-Mordenitkatalysatoren für die Hydroisomerisierung mittels Sondenmoleküladsorption.
(XXXVII. Jahrestreffen Deutscher Katalytiker, Weimar, Mar 2004).
Poster
, , , Jutta Kröhnert, Kilian Klaeden, Friederike C. Jentoft, and : Labile sulfate species as key active components in sulfated zirconia for activating n-butane.
(XXXVII. Jahrestreffen Deutscher Katalytiker, Weimar, Mar 2004).
2003
Poster
Kröhnert, Jutta, Friederike C. Jentoft and Robert Schlögl: Site Identification on Heteropolyacid Catalysts using CO & CO2 and Transmission & Diffuse Reflectance IR Spetroscopy.
(XXXVI. Jahrestreffen Deutscher Katalytiker, Weimar, Mar 2003).
2002
Poster
Hahn, Alexander H.P., , Rolf E. Jentoft, , Jutta Kröhnert, Thorsten Ressler, Ute Wild and Friederike C. Jentoft: Charakterisierung promotierter Zirconiumdioxidkatalysatoren.
(101. Hauptversammlung der Deutschen Bunsen-Gesellschaft für Physikalische Chemie, Potsdam, Germany, May 2002).
Poster
, Jörg Melsheimer, Jutta Kröhnert, Rafat Ahmad, Friederike C. Jentoft and Robert Schlögl: Studies of UV/Vis/near-IR bands of H4-xCsxPVMo11O40 (x=0,2) compounds in dependence upon temperature and gas atmosphere.
(XXXV. Jahrestreffen Deutscher Katalytiker, Weimar, Germany, Mar 2002).
Poster
Melsheimer, Jörg, Jutta Kröhnert, Rafat Ahmad, and Friederike C. Jentoft: Influence of the gas atmosphere and temperature on the UV/VIS absorption bands and the band gap energies of H4-xCsxPVMo11O40 (x = 0, 2): experiment and theory.
(The Third Jordanian International Conference of Chemistry, Irbid, Jordan, Apr 2002).
2001
Poster
Dieterle, Martin, , , Jutta Kröhnert, Friederike C. Jentoft, Robert Schlögl, and Gerhard Mestl: Raman spectroscopic characterization of the decomposition of heteropoly compounds of the Keggin-type.
(4th World Congress on Oxidation Catalysis, Potsdam, Germany, Sep 2001).
Poster
, Jörg Melsheimer, Jutta Kröhnert, Rafat Ahmad, Friederike C. Jentoft, Gerhard Mestl and Robert Schlögl: UV/Vis/near -IR bands and band gap energies of H4-xCsxPVMo11O40 (x=0, 2) in dependence upon temperature and the atmosphere.
(5th European Congress on Catalysis: EUROPACAT V, Limerick, Ireland, Sep 2001).
Poster
Mestl, Gerhard, Thorsten Ressler, Friederike C. Jentoft, Jörg Melsheimer, Olaf Timpe, Julia Wienold, Jutta Kröhnert and Robert Schlögl: Heteropoly Acids: Preparation, Structural Characterisation and Catalytic Properties.
(Heidelberg Forum of Molecular Catalysis, Heidelberg, Germany, Dec 2001).
Poster
Roddatis, Vladimir V., Dang Sheng Su, Erich Beckmann, Friederike C. Jentoft, Ulrike Braun, Jutta Kröhnert and Robert Schlögl: The structure of thin zirconia films obtained by self-assembled monolayer mediated deposition: TEM and HREM study.
(European Materials Research Society Meeting, Strasbourg, France, Jun 2001).
Poster
Roddatis, Vladimir V., Dang Sheng Su, Erich Beckmann, Friederike C. Jentoft, Ulrike Braun, Jutta Kröhnert and Robert Schlögl: The structure of thin zirconia films obtained by self-assembled monolayer mediated deposition: TEM and HREM study.
(XXXIV. Jahrestreffen deutscher Katalytiker, Weimar, Germany, Mar 2001).
Poster
Roddatis, Vladimir V., Dang Sheng Su, Erich Beckmann, Friederike C. Jentoft, Jutta Kröhnert and Robert Schlögl: TEM Study of the Structure of Thin Zirconia Films Obtained by Self Assembled Monolayer Mediated Deposition.
(Dreiländertagung für Elektronenmikroskopie 2001, Innsbruck, Austria, Sep 2001).
Poster
Wrabetz, Sabine, Jutta Kröhnert, Alexander H.P. Hahn and Friederike C. Jentoft: Interaction of Zirconia Catalysts with Alkanes and CO: Investigation by Microcalorimetry and IR Spectroscopy.
(75th International Bunsen Discussion Meeting Analysis and Modelling of Heterogeneous Catalytic Processes, Berlin, Mar 2001).
2000
Poster
Kröhnert, Jutta, Friederike C. Jentoft, Jörg Melsheimer, Rafat Ahmad, Manfred Thiede, Gerhard Mestl and Robert Schlögl: Evolution of the electronic structure of Cs2H2PVMo11O40 under the influence of propene and propene/O2.
(12th International Congress on Catalysis, Granada, Spain, Jul 2000).
Poster
Melsheimer, Jörg, Jutta Kröhnert, Manfred Thiede, Gerhard Mestl, Friederike C. Jentoft and Robert Schlögl: Einfluss von Temperatur und Gasphase auf CsxH4-xPVMo11O40 (x=0,2): In situ UV/Vis/NIR-Spektroskopie.
(XXXIII. Jahrestreffen Deutscher Katalytiker, Weimar, Germany, Mar 2000).