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Entry  Monday, August 29, 2011, 11:21, John Wong, Empty, 38634-6, LP-SIS, Done, Sintering TaC coating oven for TaC#1 TaC_target_oven.JPG
    Reply  Tuesday, September 06, 2011, 17:05, John Wong, Empty, 38634-6, LP-SIS, Done, Sintering TaC coating oven for TaC#1 striptool.JPG
Message ID: 29     Entry time: Monday, August 29, 2011, 11:21     Reply to this: 32
Author: John Wong 
Target Material: Empty 
Target Oven W.O#: 38634-6 
Source: LP-SIS 
Status: Done 
Subject: Sintering TaC coating oven for TaC#1 

 Monday, August 29, 2011, 13:16: Target oven was coated with TaC and let dry over night.  The target oven is in the evaporator and currently being pumped down.  

Monday, August 29, 2011, 15:12: Currently vac @ 8.41e-6 torr. 

Monday, August 29, 2011, 15:32: Stepped current up to 77A, started to see increase in pressure. 

Monday, August 29, 2011, 15:39:  Stepped current up to 110A.  Vac @ 1.32e-5 Torr.

Monday, August 29, 2011, 15:53: Vac went up to 3.8e-5 Torr @ 110A after 8 mins.  Brought TGHT back down to 100A, and began auto heating @ 2.0A/min to max current of 520A.

Tuesday, August 30, 2011, 08:39:  TGHT reached to 520A and was cool down by ISAC Ops at around 00:30.  See attachment#1 for striptool.  Evaporator will be vented. 

 

 

Attachment 1: TaC_target_oven.JPG  51 kB  Uploaded Tuesday, August 30, 2011, 09:40  | Hide | Hide all
TaC_target_oven.JPG
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