Publications of Alexander H. P. Hahn
All genres
Talk (11)
2000
Talk
Jentoft, Rolf E., Alexander H.P. Hahn, Friederike C. Jentoft and Thorsten Ressler: K-edge XAFS of iron- and manganese-promoted sulfated zirconia.
(11th Internation EXAFS Conference, Arko, Japan, Jul 2000).
Talk
Ressler, Thorsten, Rolf E. Jentoft, Alexander H.P. Hahn and Friederike C. Jentoft: Röntgenabsorption und -beugung an Fe- und Mn- promotierten sulfatierten Zirkonoxiden.
(99. Hauptversammlung der Deutschen Bunsen-Gesellschaft für Physikalische Chemie, Würzburg, Germany, Jun 2000).
Poster (18)
2004
Poster
Jentoft, Friederike C., Alexander Hahn, Ute Wild, Barbara S. Klose, Rolf E. Jentoft, Thorsten Ressler, Robert Schlögl, and : Interaction between Promoters Mn/Fe, Sulfate, and Zirconia in Accordingly Composed Alkane Isomerization Catalysts.
(13th International Congress on Catalysis, Paris, France, Jul 2004).
2003
Poster
Hahn, Alexander H.P., Rolf E. Jentoft, Thorsten Ressler and Friederike C. Jentoft: Structure – Activity Relationships in Promoted Sulfated Zirconia.
(XXXVI. Jahrestreffen Deutscher Katalytiker, Weimar, Mar 2003).
Poster
Jentoft, Rolf E., Alexander H.P. Hahn, Friederike C. Jentoft and Thorsten Ressler: XAS In Situ Cell for Measurements of Mn Promoted Sulfated Zirconia Catalys.
(12th International Conference on X-ray Absorption Fine Structure (XAFS 12), Malmö, Sweden, Jun 2003).
Poster
Jentoft, Rolf E., Alexander H.P. Hahn, Barbara S. Klose, Friederike C. Jentoft and Thorsten Ressler: Bulk Structural Characteristics of Sulfated Zirconia Catalysts.
(EuropaCat-VI, Innsbruck, Austria, Aug 2003).
Poster
Klose, Barbara S., Rolf E. Jentoft, Alexander H.P. Hahn, Thorsten Ressler, Xiaobo Yang and Friederike C. Jentoft: Investigating Zirconia Catalysts = Handling Sensitive Materials.
(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
Jentoft, Rolf E., Alexander H.P. Hahn, Friederike C. Jentoft, Robert Schlögl and Thorsten Ressler: In situ cell for measuring X-ray absorption spectra of catalysts: n-butane isomerization on transition metal ion promoted sulfated zirconia.
(Hasylab User's Meeting 2002, Hamburg, Jan 2002).
Poster
Jentoft, Rolf E., Thorsten Ressler, Alexander H.P. Hahn and Friederike C. Jentoft: X-ray absorption spectroscopy of promoter metal ions in promoted sulfated zirconia catalysts.
(XXXV. Jahrestreffen deutscher Katalytiker, Weimar, Weimar, Mar 2002).
Poster
Wrabetz, Sabine, Xiaobo Yang, Rafat Ahmad, Alexander H.P. Hahn and Friederike C. Jentoft: Adsorption of Alkanes on Isomerisation Catalysts.
(SETARAM Calvet Calorimeters Users Club, Berlin, Jun 2002).
2001
Poster
Hahn, Alexander H.P., Rolf E. Jentoft, Thorsten Ressler and Friederike C. Jentoft: Preparation of Fe- and/or Mn-promoted sulfated zirconia.
(5th European Congress on Catalysis: EUROPACAT V, Limerick, Ireland, Sep 2001).
Poster
Hahn, Alexander H.P., Rolf E. Jentoft, Thorsten Ressler and Friederike C. Jentoft: Glimmerscheinung während des Calcinierens von Zirkonoxidkatalysatoren.
(100. Hauptversammlung der Deutschen Bunsen-Gesellschaft für Physikalische Chemie, Stuttgart, Germany, May 2001).
Poster
Hahn, Alexander H.P., Rolf E. Jentoft, Thorsten Ressler and Friederike C. Jentoft: A key to Fe/Mn-promoted sulfated zirconia preparation.
(International Symposium on Acid-Base Catalysis IV, Matsuyama, Japan, May 2001).
Poster
Wrabetz, Sabine, Alexander H.P. Hahn, Rolf E. Jentoft, Thorsten Ressler and Friederike C. Jentoft: Untersuchung von Alterungseffekten bei Zirkonoxidkatalysatoren mit Röntgenbeugung und Sorptionskalorimetrie.
(XXXIV Jahrestreffen Deutscher Katalytiker, Weimar, Mar 2001).
Poster
Wrabetz, Sabine, Alexander H.P. Hahn, Thorsten Ressler and Friederike C. Jentoft: Mikrokalorimetrische Verfolgung der Adsorption von Propan und Isobutan an Zirkonoxidkatalysatoren.
(100. Hauptversammlung der Deutschen Bunsen-Gesellschaft für Physikalische Chemie, Stuttgart, May 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
Hahn, Alexander H.P., Gisela Lorenz, Rolf E. Jentoft, Thorsten Ressler and Friederike C. Jentoft: Katalytische, strukturelle und elektronische Eigenschaften Fe- und Mn-promotierter sulfatierter Zirkonoxide.
(XXXIII. Jahrestreffen deutscher Katalytiker, Weimar, Germany, Mar 2000).
Poster
Jentoft, Friederike C., Alexander H.P. Hahn, Rolf E. Jentoft and Thorsten Ressler: Effects of n-butane on iron and manganese in promoted sulfated zirconia, effect of iron and manganese on zirconia.
(12th International Congress on Catalysis, Granada, Spain, Jul 2000).
Poster
Jentoft, Rolf E., Alexander H.P. Hahn, Friederike C. Jentoft, Robert Schlögl and Thorsten Ressler: X-ray absorption studies of iron- and manganese-promoted sulfated zirconia: evidence of redox reactions.
(Hasylab User's Meeting, Hamburg, Jan 2000).