Friday, August 03, 2018, 17:44

Target consists of 230 UCx discs, total packing length of 7.1cm. 

Container was previously coated/sintered with TaC (see elog #415) in Evap#2 with TGHT set to 450A/7.5V and TBHT 230A/4.2

Vacuum initial setting:

Good Vac = 5.0 e-5 Torr, Bad vac = 8.0 e-5 Torr.

pressure level will be monitored accordingly...

Auto-ramping setting

TGHT: 60 wait time, 0.2A/min, final 450A

TGHT: 60 wait time, 0.2A/min, final 230A.

Chamber is currently being pumped down.Good

 Monday, August 06, 2018, 00:04

Pressure at 3.6e-6 Torr. 

Initiate autoramping.

 Friday, August 10, 2018, 11:02

TGHT/TBHT have been at 450A(4.5V)/230A(2.9) for over 15 hours.

Pressure is stabilized at 5.2e-6 Torr. 

Initiated auto-cooling at 2A/min for TGHT and 1A/min for TBHT.