Publications Chair, Organising Committee and Programme Committee, 4th International SiGe Technology and Device Meeting, Taiwan., May 2008
International Advisory Committee, 3rd International IEEE Conference on Group IV Photonics, Ottawa, Canada September 2006
Organising Committee and Programme Committee, 3rd International SiGe Technology and Device Meeting, Princeton, New Jersey, U.S.A., May 2006
Co-chairman, 2nd IEEE LEOS Conference on Group IV Photonics, Europe, Antwerp, Belgium, September 2005
Programme Committee, 4th International Conference on Silicon Epitaxy and Heterostructures, Hyogo, Japan, May 2005
International Advisory Committee, 1st International IEEE Conference on Group IV Photonics, Hong Kong, October 2004
Programme Committee, 2003 International Semiconductor Device Research Symposium, Washington, December 2003
Organising, Scientific and Programme Committees, Joint International Conference on Silicon Heterostructures, Sante Fe, U.S.A. 2003
Scientific Committee, Silicon Optoelectronics, Strasbourg, France, June 2002
Scientific Committee, Joint International Conference on Silicon Heterostructures, Strasbourg, France, June 2001
Programme committee, European Community Esprit MEL-ARI Open Workshop, Pisa, Italy, February 2000
Programme committee, European Community Esprit MEL-ARI Open Workshop, Duisburg, Germany, July 1999
Programme committee, European Community Esprit MEL-ARI Open Workshop, Marseille, France, February 1999
Chairman, organising committee and programme committee, European Community Esprit MEL-ARI Workshop, Robinson College, Cambridge, U.K., July 1998
Programme committee, European Community Esprit MEL-ARI Open Workshop, Lille, France, February 1998
Programme committee, European Community Esprit MEL-ARI Workshop, Lund, Sweden, June 1997