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Tuesday, June 09, 2015, 10:44, Laura Lambert, Empty, 41177-2, LP-SIS, In progress, Sintering TaC coating container for ZrC back-up

Message ID: 210 Entry time: Tuesday, June 09, 2015, 10:44 Reply to this: 212

Author:	Laura Lambert
Target Material:	Empty
Target Oven W.O#:	41177-2
Source:	LP-SIS
Status:	In progress
Subject:	Sintering TaC coating container for ZrC back-up

Tuesday, June 09, 2015, 9:16

Target container is coated with TaC. No Ta-heat shields are used.

TGHT will be ramped up to 580A at 0.2A/min.

TBHT will be ramped up to 230A at 01A/min.

Chamber is currently being pumped down.

Tuesday, June 09, 2015, 15:37

HS water valves were opened. no leaks detected.

Tapped up manually to 35A.

Once vacuum stabilized after ~45min, initiated auto-ramp.

Wednesday, June 10, 2015, 08:02

IGP1 = 5.3e-7 Torr.

TGHT = 250A and TBHT = 140A.

Increasing auto ramp to 2.0A/min and 1.0A/min for the TGHT and TBHT respectively.