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Entry  Tuesday, August 27, 2013, 17:01, John Wong, , targetboat (TaC coated), , Done, Sintering TaC coated regular caps  Sintering__endcap_.jpg
    Reply  Thursday, August 29, 2013, 11:53, Laura Lambert, , targetboat (TaC coated), , Done, Sintering TaC coated regular caps  
Message ID: 83     Entry time: Tuesday, August 27, 2013, 17:01     Reply to this: 84
Author: John Wong 
Target Material:  
Target Oven W.O#: targetboat (TaC coated) 
Source:  
Status: Done 
Subject: Sintering TaC coated regular caps  

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. 


 

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