GTRI Carbon Nanotube Field Emission Cathode Test Facility 

• Pumpdown time (atmosphere to 1x10^-6 Torr):  30 minutes
• Chamber penetrations for power, data acquisition, gas mass flow system
• TwisTorr 804 FS Turbopump with a maximum pumping speed of 720 l/s  N₂
• Agilent IDP-10 Dry Scroll Vacuum Pump