 Tuesday, February 09, 2021, 06:48, Aaron Schmidt, , NA, , Done, Ta coating test
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Monday, February 08, 2021, 17:00: Installed brackets w/ Ta wire and a small piece of Re to test voltage drop.
Rough down, TP on. Waterlines open.
Tuesday, February 09, 2021, 06:44: Vacuum @ 8.63e-07T. |
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Monday, February 01, 2021, 13:57, Darwin Ortiz Rosales, SiC, 40282-4, TARGET BOAT, Done, Sintering of SiC discs for SEM
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Monday, February 01, 2021, 13:52
Ta boat loaded with 20 Disc on either end capped with Ta springs to prevent overexpansion.
discs wrapped Graphite foil and boat wrapped in Ta heat-shields (3 layers). |
Tuesday, November 24, 2020, 12:56, Marla Cervantes, , 44139-8-SK , TARGET BOAT, Done, Graphite casting conditioning 
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Tuesday, November 24, 2020, 09:23
A batch of 60 discs of 18 mm diameter were loaded in a tantalum tube. The tantalum tube was wrapped with 3 layers of Ta foil for heat shielding
and mounted in the EVAP2. EVAP2 pumped down overnight and Aaron made a leak test this morning (elog 524). |
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Tuesday, November 24, 2020, 08:13, Aaron Schmidt, , , , , Flex - line HS installed
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Monday, November 23, 2020, 17:01: Flex-line HS installed.
Tuesday, November 24, 2020, 08:03: Vacuum @ 9.55e-07T.
Tuesday, November 24, 2020, 08:08: Vacuum Ok |
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Thursday, November 05, 2020, 15:13, Ferran Boix Pamies, Empty, 41882-2, TARGET BOAT, Done, cleaning treatment.
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2020-11-05 15:44 empty and naked boat in for heating up system and clean up. Turbo on.
2020-11-06 16:58 IGP1:4e-7T leak check ok. Ramping up target to 500A. 1A/10s.
2020-11-09 12:43 The target was left at 1500degC during the weekend. |
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Wednesday, November 04, 2020, 17:31, Ferran Boix Pamies, Empty, 41882-2, TARGET BOAT, Done, Parasitic target graphite outgassing.
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2020-11-04 17:31: target installed with boat containing graphite container for outgassing. Roughing pump on.
2020-11-04 17:49 turbo on, leaving it pumping over night.
2020-11-05 11:32 leak check ok. Ramping up target to 200A 2A/10s. |
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Monday, November 02, 2020, 18:32, Ferran Boix Pamies, Empty, 44139-7-SK, TARGET BOAT, Done, HEA heat treatment
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2020-11-02 6:32: roughing on
2020-11-02 7:21: Turbo on for a while, IGP1:1.8e-5T . water leak check ok.
2020-11-02 7:47: IGP1:1e-5T . Ramping up target heater to 200A, 1A/10s. |
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Tuesday, October 27, 2020, 10:25, Ferran Boix Pamies, Empty, 44139-7-SK, TARGET BOAT, Done, parasitic target commissioning
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2020-10-27 10:24 setup introduced yesterday. Pumping over night IGP1: 5.7e-7T. Water leak check ok. Performing heating elements check.
2020-10-27 10:43 Heating elements check show low cooling. Ramping up target 1A/15s to 200A.
2020-10-27 11:54 all ok 200A, thermocouples show room temperature on cartridge and heat shield. Ramping up target 2A/10s to 300A. |
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Wednesday, October 21, 2020, 14:39, Aaron Schmidt, Nb, 44508-2, LP-SIS, In progress, Conditioning Nb#9
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Nb#9 LP-SIS target description:
Total Ta foils = 470 [6x20 packs + 350 single discs]
Foil Thickness = 0.025mm |
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Friday, October 16, 2020, 16:31, Luca Egoriti, Empty, , TARGET BOAT, In progress, HPOG annealing
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Friday, October 16, 2020, 11:30
Target mounted in EVAP2. Pump down started
Friday, October 16, 2020, 12:05 |
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Thursday, October 15, 2020, 18:51, Ferran Boix Pamies, Empty, 44139-7-SK, TARGET BOAT, Done, heat gun plus parasitic target thermal comissioning.
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2020-10-15 18:51 : Setup installed during the day. Pumped down to IGP1:1.5e-5T , water leak check ok. Ramping up to 100A.
2020-10-15 19:30 : A heating element was showing bad signs and failed very early. ramping down and venting. |
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Tuesday, October 13, 2020, 11:15, Ferran Boix Pamies, Empty, 44139-7-SK, TARGET BOAT, Done, foil heating
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2020-10-13 11:13 Target was left under vacuum over the weekend. IGP1: 1.6e-7T water on- leak check ok. Ramping up 2A/30s to 100A.
2020-10-13 11:47 All ok at 100A. Ramping up, 1A/10s to 200A.
2020-10-13 12:08 All ok at 200A. Temp tc on foil 200degC. Ramping up, 1A/10s to 300A. |
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Friday, October 09, 2020, 09:50, Ferran Boix Pamies, Empty, 44139-7-SK, TARGET BOAT, Done, Tests, radiation gun for parasitic target
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2020-10-09 9:48 The target was installed the day before and left pumping over night. IGP1=4.7e-7Torr. leak check when water on, ok. Setting ramp
up
2020-10-09 10:16 Ramping up the target to 50A, 1.5A/30s. All good. Going to 200A same rate. |
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Wednesday, October 07, 2020, 12:25, Aaron Schmidt, , , , In progress, IEVAP2:TP1 Swap out.
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Wednesday, October 07, 2020
TP1 was not spinning up past 4krpm. Stalling & tripping out. Examined with Vacuum group, appears to be starting to seize. Exchange turbo pump.
Serial# 500937 |
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Tuesday, October 06, 2020, 14:23, Aaron Schmidt, Ta, 44508-1, LP-SIS, In progress, Conditioning Ta#61
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Ta#61 LP-SIS target description:
Total Ta foils = 470 [6x20 packs + 350 single discs]
Foil Thickness = 0.025mm |
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Monday, September 28, 2020, 11:53, John Wong, np-SiC, , TARGET BOAT, In progress, np-SiC carbonization
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Monday, September 28, 2020, 11:49
6 discs of np-SiC were loaded to the target boat wrapped with 3 layers of heat shields.
Desired temperature at 1500 C, (As per e-log 414/416, TGHT = 450A/7.31V, 3.28kW) |
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Friday, September 25, 2020, 10:32, Darwin Ortiz Rosales, Nb, , TARGET BOAT, Done, Heat Treatment of Nb for Edward
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Friday, September 25, 2020, 10:30
Target boat with a layer of niobium foil on the bottom is used to heat up Nb samples to 1400
C for 4 hrs. |
 Monday, September 28, 2020, 09:36, John Wong, Nb, , TARGET BOAT, Done, Heat Treatment of Nb for Edward
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Darwin Ortiz Rosales wrote:
Friday, September 25, 2020, 10:30 |
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Thursday, September 24, 2020, 13:37, Aaron Schmidt, Nb, , TARGET BOAT, , Nb Test SRF group
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Sample loaded into a vertical target boat. Flex line HS removed, SS waterline HS installed -AS.
Thursday, September 24, 2020, 13:22: Roughing.
Thursday, September 24, 2020, 13:54: Turbo pump on. |
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Monday, September 21, 2020, 17:01, Marla Cervantes, , 44139-8-SK, TARGET BOAT, Done, Conditioning graphite target #3
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Monday, September 21, 2020, 16:50
450 graphite foils coated with graphite slurry were loaded in a tantalum tube, the tantalum tube was wrapped with 3 Ta heat shields and installed
in the EVAP, to measure the temperature, a pack of 4 Ta foils were inserted in each side of the tube. |
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Thursday, September 17, 2020, 16:11, Marla Cervantes, Empty, 44139-9, LP-SIS, Done, TaC coating/sintering
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Thursday, September 17, 2020, 16:10
An LP-SIS was wrapped with 3 Ta layers, and installed in the EVAP2
Desired temperature= 1900 C, Omega Slope = 0.990 |
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