Per Dave Lubelski, the preventive maintenance is now complete In the cleanroom. Thank you for your cooperation and patience during this period. Melissa J. Lane Secretary Purdue University Birck Nanotechnology Center, Discovery Park Web site: www.nano.purdue.edu <http://www.nano.purdue.edu> <http://discoverypark.purdue.edu/wps/portal/Nanotechnology> Email: lanem@purdue.edu <mailto:lanem@purdue.edu> Phone 765-494-7053 Fax 765-496-8299