There will be a shutdown of a critical electrical panel on Thursday morning, 8 January 2009, from 6:00 AM to 8:00 AM. Several actions are required as a result of this shutdown: * Laboratories on the west end of the building (12xx and 22xx) are CLOSED during the shutdown. There will be no lighting in these laboratories. * In offices on the west end of the BNC (12xx and 22xx), all sensitive electronics, such as computers, should be shut down prior to 6:00 AM Thursday. * No laboratory or cleanroom drains may be used for acid or caustic disposal during the shutdown. (All laboratories, not just west) * There will be no hydrogen available in the cleanroom or laboratories. * The passenger and freight elevators on the west end of the building will not be available. * There will be limited or no lighting in the cleanroom, subfab, and tour aisle on the west end of the building. Do not attempt to work in unlighted areas! * There will be limited lighting in the atrium. Thank you for your patience during this shutdown. John John R. Weaver Facility Manager Birck Nanotechnology Center Purdue University (765) 494-5494 jrweaver@purdue.edu