34. XVII International Symposium on Silicon Chemistry
L. Albers, N. Kordts, T. Müller
Silyl Cations in Bond Activation Reactions
August 2014, Berlin, Federal Republic of Germany

33. 17. North german PhD Kolloquium
N. Kordts, T. Müller
1-Element-8-naphthylsilane und ihre Kationen und ihre Aktivität in der CF-Bindungsaktivierung
September 2014, Rostock, Federal Republic of Germany

32. 16. North german PhD Kolloquium
L. Albers, T. Müller
Mechanistic Investigations on Lewis Acid Catalysed Skeletal Rearrangement Reactions of Polysilanes and Polysilagermanes
September 2013, Bremen, Federal Republic of Germany

31. 245th ACS National Meeting New Orleans
T. Müller
Organometallic Cations of Group 14 Elements in Bond Activation Reactions
March 2013, New Orleans, USA

30. Wöhler Tagung
T. Müller
Silyl Cations in Bond Activation Processes
September 2012, Göttingen, Federal Republic of Germany

29. 15.  North german PhD Kolloquium
M. Reißmann, T. Müller
Silyl Cationic Frustrated Lewis Pairs
September 2012, Walsrode, Federal Republic of Germany

28. 6th European Silicon Days (EUsi)
T. Müller
Silyl Cations in Bond Activation Processes
September 2012, Lyon, France

27. Sixteenth International Symposium on Silicon Chemistry (ISOS XVI)
T. Müller
Silicon Cations in Bond Activation Processes
August 14 - 18, 2011, Hamilton, Ontario, Kanada

26.  Sixteenth International Symposium on Silicon Chemistry (ISOS XVI)
C. Reinhold, T. Müller
Silyl Cationic Frustrated Lewis Pairs - A Progress Report
August 14 - 18, 2011, Hamilton, Ontario, Kanada

25. Sixteenth International Symposium on Silicon Chemistry (ISOS XVI)
A. Schäfer T. Müller
CO₂-Activation by Silyl Cationic Lewis Pairs
August 14 - 18, 2011, Hamilton, Ontario, Kanada

24. Sixteenth International Symposium on Silicon Chemistry (ISOS XVI)
C. Gerdes, T. Müller
Terphenyl Substituted 7-Silanorbornadienyl Cations as Precursors for Elusive Silyliumylidenes by Thermal Fragmentation Reactions
August 14 - 18, 2011, Hamilton, Ontario, Kanada

23. ACS National Meeting San Francisco
Organosubstituted Cations of Heavier Group 14 Elements in their +IV and +II Oxidation States - Synthesis, Characterization and Synthetic Potential
March 2010, San Francisco, USA

22. ESOR XII
Einladungsvortrag
Trisilylsubstituted Vinyl Cations
September 6-11, 2009, Haifa

21. NMR-Fachgruppentagung
Characterization of Unusual Molecules by NMR Methods
September 2008, Regensburg, Federal Republic of Germany

20. Post ISOS XV
Einladungsvortrag
Molecular Magnets on the Basis of Silolylradicals
June 9-10, 2008, Takasaki, Japan

19. XV International Symposium on Organosilicon Chemistry (ISOS XIV)
Einladungsvortrag
Silaimidazolium Ions
June 1 - 6, 2008, Jeju, Korea

18. 4th European Silicon Days
Einladungsvortrag
Bissilylated Fluoronium Ions and Catalytic C-F-Bond Activation
September, 9 - 11, 2007, Bath, UK 

17. 4th European Silicon Days
Einladungsvortrag
Stability and Reactivity of Silyliumylidenes
September, 9 - 11, 2007, Bath, UK 

16. Stanley Kipping Award Symposium - 231 ACS National Meeting
Einladungsvortrag
Organometallic cations of group 14 elements
March 29^th, 2006, Atlanta, Georgia, USA 

15. Pacifichem 2005
Symposium on Recent Developments in Carbocation and Onium Ion Chemistry
Structure and Dynamic of Silylsubstituted Vinyl Cations
December 15 - 20th, 2005, Honolulu, USA

14. XIV. International Symposium on Organosilicon Chemistry (ISOS XIV) Einladungsvortrag
Structure and Reactivity of Hydrogenbridged Disilylcation
July 31th – August 5th, 2005, Würzburg, Federal Republic of Germany

13. 10th Russian Conference Organosilicon Compounds: Synthesis, Properties
Application (dedicated to the centenary of K. A. Andrianov)
Plenarvortrag
Norbornyl and Spironorbornyl Cations of Group 14
May 26th – 30th, 2005, Moscow, Russia

12. The 2004 Symposium of The Lise Meitner-Minerva Center
Einladungsvortrag
Electron Deficient Three Center Bonding – Novel Structures in Group 14 Chemistry
19 December 2004, Haifa, Israel

11. ESOR IX
Vortrag
Norbornyl Cations of Group 14 Elements
12-17 July 2003, Oslo, Norway

10. 13th International Symposium on Organosilicon Chemistry (ISOS XIII) Plenarvortrag
Intramolecularely Stabilized Silyl Cations and Related Species
25 - 30 August 2002, Guanajuato, Gto, Mexiko

9. 1st European Silicon Days
Einladungsvortrag
Intramolecularely Stabilized Silyl Cations
6 - 7 September 2001, München, Federal Republic of Germany

8. 34th Organosilicon Symposium, Crown Plaza, White Plains
Vortrag
From Carbeniumions to Silyliumions to Carbeniumions - A Novel Approach to Highly Reactive Carbocations
3. - 5. May 2001, White Plains, NY, USA

7. 33th Organosilicon Symposium, Saginaw State University
Vortrag
Novel Intramolecularely Stabilized Silylium Ions
6. - 8. April 2000, Saginaw, MI, USA

6. ESOR VII
Vortrag
2,5-Disila-hepta-2-ylium Ions - Novel Intramolecularely Stabilized Silylium Ions
22. - 27. August 1999, Ulm, Federal Republic of Germany

5. Post Symposium of ISOS XII
Einladungsvortrag
Chemical Shielding Tensors of Silylenes
29. - 31. May 1999, Kyoto, Japan

4. 12th International Symposium on Organosilicon Chemistry (ISOS XII)
Einladungsvortrag im Rahmen der Sondersitzung: „Message from Young Silicon Chemists“
2,5-Disila-hepta-2-ylium Ions- Novel Intramolecularely Stabilized Silylium Ions
23. - 28. May 1999, Sendai, Japan

3. 4. Müncher Wacker Silicontage
Einladungsvortrag
Novel Intramolecularely Stabilized Silylium Ions
April 1998, München, Federal Republic of Germany

2. 30th Organosilicon Symposium, University of Western Ontario Einladungsvortrag
Computational Evidence for Free Silylium Ions
30. - 31. May 1997, London, Ontario, Kanada

1. Symposium on Silicon Chemistry, 29th ACS Central Regional Meeting Einladungsvortrag im Rahmen des Schwerpunktes: „Current Challenges and Solutions in Silicon Chemistry“
Thermal Decomposition of Silylsubstituted Cyclopropenes
27. - 30. May 1997 Midland, Michigan, USA