 Thursday, February 10, 2022, 08:58, Darwin Ortiz Rosales, SiC, , HP-FEBIAD, Done,
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Thursday, February 10, 2022, 08:52
Total number of foils: 528 ( including 10 analysis discs)
Weight without springs = 1521.9 g (includes heatshields and T bar) |
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Wednesday, February 09, 2022, 08:08, Darwin Ortiz Rosales, Nb, , TARGET BOAT, Done, Nb annealing for Phillip
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Wednesday, February 09, 2022, 06:55
Target boat with a layer of niobium foil on the bottom used to heat up Nb samples to 1100 C for
4 hrs. |
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Thursday, November 25, 2021, 14:00, Aaron Schmidt, , , , , Lower insulator replaced
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The Helicoil had mostly pulled out of the old one.
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Wednesday, November 10, 2021, 18:07, Aaron Schmidt, Ta, 44691-11, LP-SIS, In progress, Conditioning Ta#63
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Ta#63 LP-SIS target description:
Total Ta foils = 470 [6x20 packs + 350 single discs]
Foil Thickness = 0.025mm |
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Monday, November 08, 2021, 09:36, Darwin Ortiz Rosales, Endcaps, , TARGET BOAT, Done, Coating of Ta caps and Ta springs (8 caps and 2 springs)
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Monday, November 08, 2021, 09:35
Two groups of 4 caps wrapped in graphite with graphite discs in between.
Two TaC coated springs at either end of the boat. |
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Wednesday, November 03, 2021, 09:24, Darwin Ortiz Rosales, Empty, 44691-10, LP-SIS, Done, TaC coating/sintering
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Ta tube was coated with TaC and wrapped with Ta heat-shields (3 layers)
Note: placed tantalum foil heatshield on both sides of the copper heatshield assembly.
Desired temperature = 1800 C (expected TGHT ~430 A), TBHT will be set fixed at 230A (max). |
Monday, November 01, 2021, 07:39, Darwin Ortiz Rosales, Empty, 44508-3, LP-SIS, Done, TaC coating/sintering 
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Monday, November 01, 2021, 07:37
Ta tube was coated with TaC and wrapped with Ta heat-shields (3 layers)
Note* on the leading end of the assembly I placed tantalum foil heatshield similar to what I |
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Wednesday, October 27, 2021, 11:09, Darwin Ortiz Rosales, Ta, 44691-3, LP-SIS, Done, TaC coating/sintering
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Wednesday, October 27, 2021, 11:07
Monday, October 25, 2021, 11:52
Ta LPSIS tube was coated with TaC and wrapped with Ta heat-shields (3 layers) |
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Monday, October 25, 2021, 11:53, Darwin Ortiz Rosales, TaC, 42218-4, HP-IG-LIS, Done, TaC coating/sintering
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Monday, October 25, 2021, 11:52
Ta IGLIS tube was coated with TaC and wrapped with Ta heat-shields (3 layers)
Desired temperature = 1900 C (expected TGHT ~430 A), TBHT will be set fixed at 230A (max). |
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Thursday, October 21, 2021, 09:58, Darwin Ortiz Rosales, TaC, , TARGET BOAT, Done, Coating of Ta caps and Ta springs (10 caps and 2 springs)
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Thursday, October 21, 2021, 10:02
10 TaC coated Ta caps, wrapped in graphite foil. |
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Wednesday, October 13, 2021, 08:35, Aaron Schmidt, , , , Problems, Troubleshoot - Pump down issues.
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Swapped out the Cu gaskets for SS gaskets in the HS top lines. (x2)
Wednesday, October 13, 2021, 08:35: Roughing.
Wednesday, October 13, 2021, 08:50: Turbo pump on. TP Current 6.06-6.10A. |
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Tuesday, September 14, 2021, 09:33, Darwin Ortiz Rosales, , 42218-5, LP-IG-LIS, Done, TaC coating/sintering
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Tuesday, September 14, 2021, 09:32
Ta IGLIS tube was coated with TaC and wrapped with Ta heat-shields (3 layers)
Desired temperature = 1900 C (expected TGHT ~430 A), TBHT will be set fixed at 230A (max). |
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Wednesday, September 08, 2021, 12:43, Darwin Ortiz Rosales, , 44139-8-SK, TARGET BOAT, Done, C Conditioning
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Wednesday, September 08, 2021, 12:36
297 C discs were loaded onto a Ta tube wrapped in 3 Ta heatshields. (10 of which are analysis
discs). They should be the first to be pushed out as they were loaded last. |
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Thursday, September 02, 2021, 07:14, Darwin Ortiz Rosales, TaC, 44691-7, LP-SIS, Done, TaC coating/sintering
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Thursday, September 02, 2021, 06:36
Ta tube was coated with TaC and wrapped with Ta heat-shields (3 layers)
Desired temperature = 1900 C (expected TGHT ~430 A), TBHT will be set fixed at 230A (max). |
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Thursday, August 05, 2021, 11:18, Darwin Ortiz Rosales, SiC, 44691-2, LP-SIS, Done, Dr blade and non-Dr blade Material Experiment (sintering)
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Thursday, August 05, 2021, 11:10
Total number of foils: 380
Total length packed 13.5 cm |
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Wednesday, July 21, 2021, 16:45, Ferran Boix Pamies, Empty, , TARGET BOAT, Done, parasitic target thermal tests v2, foil measurement.
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2021-07-21 4:44pm Vacumm at 1e-5Torr. Water cooling leak check ok.
2021-07-21 4:54pm ramping up TGHT to 200A 1A/10s.
2021-07-21 5:31pm 200A TGHT, TC 94degC pyro 1100degC. TC very low, ramping down and venting. |
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Wednesday, June 23, 2021, 17:48, Aaron Schmidt, Ta, 44691-4, LP-SIS, In progress, Conditioning Ta#62 (Replacement)
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Ta#62 LP-SIS target description: (REPLACEMENT FOR 44139-10)
Total Ta foils = 470 [6x20 packs + 350 single discs]
Foil Thickness = 0.025mm |
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Friday, June 11, 2021, 08:41, Darwin Ortiz Rosales, Nb, , TARGET BOAT, Done, Nb treatment for Norman
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Friday, June 11, 2021, 08:05
Target boat with a layer of niobium foil on the bottom is used to heat up Nb samples to 1100
C for 4 hrs. |
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Wednesday, April 28, 2021, 11:57, Darwin Ortiz Rosales, SiC, 42218-7, HP-SIS, Done, sintering discs for SiC#41 (or back-up for #40)
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Wednesday, April 28, 2021, 11:54
Total number of foils: 449 (not including analysis discs)
Total length packed 16.7 cm |
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Thursday, April 15, 2021, 18:33, Marla Cervantes, Ta, 44139-6-SK, TARGET BOAT, Done, Carbon penetration on Ta
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Thursday, April 15, 2021, 18:24
Tantalum samples were loaded in a tantalum testing tube and installed in the EVAP2 to heat under vacuum for 3 days at 2000 degC (~500A, 4kW).
The temperature is measured with the Omega pyrometer (slope 0.98) |
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