 Wednesday, May 04, 2022, 09:47, Luca Egoriti, UC2, , P2N-SIS, Done, P2N carbothermal reduction P2NC220408
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Wednesday, May 04, 2022, 09:42
Yesterday, a second graphite cartridge was installed in EVAP1, it consists of the old, 3-body cartridge design, and was sanded on the outside to
be able to fit a P2N container. |
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Wednesday, October 19, 2022, 12:28, Darwin Ortiz Rosales, UC2, 40253-5, LP TUBE, Done, C-220510 further conditioning
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Wednesday, October 19, 2022, 10:27
Cartridge-220510Cx was installed in the EVAP1 and pumped down yesterday.
Material will be further conditioned at 450A for 4 hours. |
Friday, July 04, 2014, 10:23, John Wong, ThO2, 40282-2, TARGET BOAT, Done, Test: Sintering ThO2 with Nb backing foils 
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Friday, July 04, 2014, 10:13
Target boat contains 4 set of samples. Each sample consists of 5pack ThO2/Nb. (see photos).
The container is wrapped with 3 layers of heat shield. |
 Wednesday, July 09, 2014, 13:57, Laura Lambert, ThO2, 40282-2, TARGET BOAT, Done, Test: Sintering ThO2 with Nb backing foils
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John Wong wrote:
Friday, July 04, 2014, 10:13 |
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Thursday, August 14, 2014, 17:56, John Wong, ThO2, , LP-SIS, Done, Sintering ThO2#1
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Thursday, August 14, 2014, 17:54
Target container consists of 240 discs of ThO2/Nb discs. The container is not required to be wrapped with Ta-heat shields.
One end cap is inserted on the left end (wrt to the ionizer pointing into the page). |
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Wednesday, September 07, 2011, 13:41, John Wong, TaC, 38634-6, LP-SIS, Done, TaC#1: Sintering and Organics burn-off
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Wednesday, September 07, 2011, 15:31
125 discs of TaC/C
Total discs mass = 125 |
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Friday, September 24, 2021, 15:40, Luca Egoriti, Ta, , LP-SIS, In progress, Full target release test 1
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Friday, September 24, 2021, 15:38
Full target loaded with ~500 non-active foils plus 4 active foils.
Initial pressure when heating: 6.6E-5 T |
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Friday, November 05, 2021, 13:38, Luca Egoriti, Ta, , LP-SIS, In progress, Full target release test 2
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Friday, November 05, 2021, 13:23
Full target loaded with ~500 non-active foils plus 4 active foils.
Initial pressure when heating: 1.6E-5 T |
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Wednesday, November 24, 2021, 10:38, Luca Egoriti, Ta, , , In progress, IPF release tests
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Wednesday, November 24, 2021, 10:38
A first, short "FullTa1" target was loaded into the evap1. It consists of a short container (10 cm) with lateral thickness of ~0.2mm.
The ends of the target connect with the TGHT terminals through two copper adapters. |
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Wednesday, May 11, 2011, 16:23, John Wong, SiC, 38481-8, HP-FEBIAD, Problems, Organics burnoff & Sintering 9x
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Wed May 11 16:20:21 2011: The HP-FEBIAD (w.o#38481-8) was filled with SiC (8.5mm, 555 discs). The target is wrapped with 3 Ta-heat shields
and is in the evaporator, which is being pumped down.
Thu May 12 10:52:48 2011: The evaporator ion gauge, IEVAPIG1 filament burnt out. The gauge comes in two filaments, so it is now running |
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Wednesday, May 18, 2011, 13:13, John Wong, SiC, 38295-8, HP-FEBIAD, Problems, Organics burnoff & Sintering 6x
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Wed May 18 13:12:24 2011: Target is wrapped with 3 Ta-heat shields and is installed in the evaporator which is being pumped down.
Wed May 18 23:11:42 2011: TGHT was raised to 40A and held for about 6 hours; Vac gradually came down to 2.1e-6 Torr. TGHT increased
to 90A and pressure is going up, currently vac @ 2.9 e-5 Torr. Auto heating will begin soon at 0.5A/min --> 820A. |
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Tuesday, September 13, 2011, 16:53, John Wong, SiC, 38295-9, HP-FEBIAD, Done, Ready 9x
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Tuesday, September 13, 2011, 16:51
Target is wrapped with 3-Ta heat shields.
Loaded with 555 SiC discs (total mass 64.24g) |
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Tuesday, May 08, 2012, 07:42, John Wong, SiC, 38817-3, HP-SIS, Done, Sintering SiC
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Tuesday, May 08, 2012, 07:32
Target oven is filled with 240 discs of SiC/C, and wrapped with 3 Ta-foils.
Tot mass= 31.95g (SiC + C foil + Org) |
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Monday, March 28, 2011, 12:29, John Wong, Empty, 38481-8, HP-FEBIAD, Done, Fins diffusion bonding
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March 28, 2011
12:28: Target oven is wrapped with 3 Ta-heat shields. Pumping down evaporator
March 29, |
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Tuesday, April 05, 2011, 10:37, John Wong, Empty, 38481-6, HP-FEBIAD, Done, Fins diffusion bonding
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Tue Apr 5 10:36:53 2011: Target oven is wrapped with 3 Ta-heat shields. The evaporator is in the process of pumping down.
Tue Apr 5 14:54:00 2011: Evap has been pumped down for over 4 hours. Vac is currently at 5.5e-6 Torr. (See Attachment#1)
Tue Apr 5 15:16:31 2011: TGHT is turned on. Set @ 20A/0.102V; panel reads 18A. Vac @ 4.62e-6 Torr. |
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Wednesday, April 06, 2011, 17:07, John Wong, Empty, 37978-1, HP-FEBIAD, Done, Fins diffusion bonding
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Wed Apr 6 17:06:56 2011: Target oven is wrapped with 3 Ta-heat shields. Pumping down evaporator in progress.
Thu Apr 7 09:32:36 2011: Evaporator has been pumped down for over 16 hrs, vac @ 1.74e-6 Torr (see attachment#1). Target heater
is turned on and about to ramp up. |
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Friday, April 08, 2011, 14:55, John Wong, Empty, 38295-8, HP-FEBIAD, Done, Fins diffusion bonding
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Fri Apr 8 14:51:37 2011: Target is wrapped with 3 Ta-heat shields. The evaporator has been pumped down for over 4 hrs, currently vac @ 2.8e-6
Torr. (See attachment #1, note: the drops in the IG1 reading were due to Controls group helping to fix the alarm handler notifications
for the pagers.) |
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Monday, April 11, 2011, 10:22, John Wong, Empty, 38295-9, HP-FEBIAD, Done, Fins diffusion bonding
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Mon Apr 11 10:21:56 2011: Target is wrapped with 3 Ta-heat shields. Evaporator is pumping down.
Mon Apr 11 14:34:32 2011: Evaporator has been pumped down for over 4 hours. Vac @ 2.83e-6 Torr. (see attachment#1 for pumping
down process). |
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Tuesday, April 12, 2011, 10:30, John Wong, Empty, 38481-5, HP-FEBIAD, Done, Fins diffusion bonding
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Tue Apr 12 10:29:38 2011: Target wrapped with 3 Ta-heat shields. Evaporator is currently being pumped down.
Tue Apr 12 15:03:55 2011: Evaporator has been pumped down for over 4 hrs. Set TGHT @ 20A/ 0.066V, Vac @ 2.46e-6 Torr. (See Attachment#1
pumping down process). |
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Wednesday, April 13, 2011, 10:37, John Wong, Empty, 38481-7, HP-FEBIAD, Done, Diffusion bonding of Ta Fins for FEBIAD-HP
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Wed Apr 13 10:37:25 2011: Target is wrapped with 3 Ta-heat shields. Evaporator is currently being pumped down.
Wed Apr 13 15:28:02 2011: Evaporator has been pumped down for over 5 hrs. Vac @ 2.38e-6 Torr. (See attachment1: Pumping process)
Wed Apr 13 15:29:21 2011: Set TGHT @ 20A/0.074V, Vac 2.98e-6 Torr. |
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