|
Tuesday, August 27, 2013, 16:48
Target boat is filled with TaC coated endcaps (brown) and some partial sinterred ones (gray) from before. (see attachment#1).
The container is wrapped with Ta heat-shield.
Chamber has been pumped down; IG currently @ 7.3e-7 Torr.
Heat-shield cooling water valves are open; no leaks are detected.
Initiated TGHT auto-ramping at 0.5A/min, set TGHT max at 580A.
Wednesday, August 28, 2013, 16:09
TGHT has reached to 580A and been heated for over 4 hours.
IG is coming down, currently at 1.9 e-6 Torr.
Initiated auto-cooling. 2A/min.
|