Actual research project

The synthesis of functionalized PMO materials, which shall be used as catalysts for the epoxidation of propene and for the hydroxylation of phenol in order to optimize these processes.

Contact

Work: Dept. of Chemistry
University of Toronto
Lash Miller Building
80, St. George Street
M5S3H6 Toronto , Canada
Office: Room LM 328
Fax : 416 971 2011
Phone: 416 978 4735
Email: cfreitag@chem.utoronto.ca


Curriculum Vitae

  • 06/1999 to 01/2003 Ruhr-University Bochum , Germany
    Dissertation , Industrial Chemistry
    Supervisor: Prof. Dr. M. Muhler,
    Research topic: Mechanistic studies on the selective oxidation of alkylaromatics over V2O5/TiO2

  • 10/1994 to 05/1999 Studying chemistry at the Ruhr-University Bochum , Germany

Associated Skills

  • Course in “Integrated Chemical Process Engineering", including seminars, exercises, discussion courses, and a workshop

  • DSM course in “Technologies of Polymers”, including an excursion to DSM, Netherlands

  • Catalysis course of Ruhr-Lehrverband Katalyse including seminars, practical training, and an exam

  • Lecture in “Patents and Innovation-Management”

  • Course in “Integration of the Patent Law in the Scientific Education at Universities”

  • Advanced training: (i) as Moderator, (ii) in Visualization and Presentation, (iii) in Supervision of Team Processes, (iv) in Communication and Soft Skills

Professional Experimental Skills

  • Transient experiments with the Temporal Analysis of Products reactor system under high vacuum conditions
  • Build-up of a conventional flow equipment for experiments at ambient pressure, steady state and transient experiments
  • On-line analysis with a quadrupole mass spectrometer and a gas chromatograph
  • Temperature-programmed methods (TPR, TPO, TPD)
  • Characterization methods (IR, NIR-FT-Raman and NMR spectroscopy, XRD, Physisorption)
  • Preparation methods (wet chemical techniques, organic synthesis, self-assembly techniques)

Computer Skills

  • Software: Microsoft products (Word, Excel, PowerPoint), LaTeX, Origin, CorelDraw
  • Chemistry software: Aspen Plus, Isis Draw
  • Operating Systems: UNIX, Windows, DOS
  • Programming: FORTRAN

Conference Contributions

  • “On the Role of Different Vanadia Species in the Adsorption and Oxidation of Toluene over V 2 O 5 /TiO 2 Catalysts (Eurocat)”, S. Besselmann , C. Freitag, E. Löffler and M. Muhler, “XXXIV Annual Meeting of the German Catalysis Society”, March 21 th to 23 th (2001), Weimar , Germany
  • “The application of transient kinetic methods to elucidate the mechanisms of heterogeneously catalyzed selective oxidation reactions”, S. Besselmann, C. Freitag, E. Löffler, O. Hinrichsen and M. Muhler, “4 th G.-M. Schwab Symposium”, July 8 th to 12 th (2001), Berlin , Germany
  • „On the Role of Different Vanadia Species in the Adsorption and Oxidation of Toluene over V 2 O 5 /TiO 2 Catalysts (Eurocat)“, S. Besselmann, C. Freitag, O. Hinrichsen, E. Löffler and M. Muhler, “5 th European Congress on Catalysis”, September 2nd to 7th (2001), Limerick, Ireland
  • “On the Role of Different Vanadia Species in the Adsorption and Oxidation of Toluene over V 2 O 5 /TiO 2 Catalysts (Eurocat)”, S. Besselmann, C. Freitag, O. Hinrichsen, E. Löffler and M. Muhler, “4 th World Congress on Oxidation Catalysis”, September 16 th to 21 th (2001), Potsdam/Berlin, Germany
  • “On the Role of Different Vanadia Species in the Oxidation of Toluene over V 2 O 5 /TiO 2 Catalysts (Eurocat)”, C. Freitag, M. Muhler, “XXXV Annual Meeting of the German Catalysis Society”, March 20 th to 22 th (2002), Weimar , Germany
  • “On the Role of Monomeric Vanadyl Species in Toluene Oxidation over V 2 O 5 /TiO 2 Catalysts: a Kinetic Study using the TAP Reactor”, C. Freitag, S. Besselmann, E. Löffler, W. Grünert, Frank Rosowski and M. Muhler, “7 th European Workshop Meeting on Selective Oxidation”, August 31 st to September 4 th (2003), Innsbruck, Austria

List of publications

  • S. Besselmann, C. Freitag, O. Hinrichsen and M. Muhler, “Temperature-programmed reduction and oxidation experiments with V 2 O 5 /TiO 2 catalysts”, Phys. Chem. Chem. Phys. 3 (2001) 4633-4638.

  • S. Besselmann, C. Freitag, O. Hinrichsen, E. Löffler and M. Muhler, “On the Role of Different Vanadia Species in the Adsorption and Oxidation of Toluene over V 2 O 5 /TiO 2 Catalysts (Eurocat)”, Proc. 4 th World Congr. Oxidat. Catal. 1 (2001) 305-308.

  • S. Besselmann, C. Freitag, W. Grünert and M. Muhler, “On the Role of Vanadia Species in Toluene Adsorption and Oxidation on V 2 O 5 /TiO 2 Catalysts: an in situ DRIFTS and TAP Reactor Study”, to be submitted to J. Catal.

 

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