 Sunday, August 30, 2020, 18:28, Marla Cervantes, Empty, 44489-13, , Done, TaC coating/sintering
|
Sunday, August 30, 2020, 06:47
A short tantalum tube was coated with TaC and wrapped with 3 layers of Ta,
a Ta cap was inserted to the end of the tube to be able to measure the temperature during heating |
|
Saturday, September 05, 2020, 21:33, Marla Cervantes, Empty, , , Done, Pristine Ta tube calibration
|
Saturday, September 05, 2020, 12:56
A Ta tube was wrapped with 3 tantalum foils,
a tantalum cap was inserted in both sides of the Ta tube, the caps weren't sealed. |
|
Thursday, September 10, 2020, 07:53, Aaron Schmidt, Empty, 41790-8, LP-FEBIAD, Done, Fernando FEBIAD / Anode testing.
|
FEBIAD installed. Anode PS installed. ANODE connected!.
Leak check
Thursday, September 10, 2020, 07:46: Vacuum @ 6.30e-07T |
|
Thursday, September 17, 2020, 16:11, Marla Cervantes, Empty, 44139-9, LP-SIS, Done, TaC coating/sintering
|
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 |
|
Friday, October 09, 2020, 09:50, Ferran Boix Pamies, Empty, 44139-7-SK, TARGET BOAT, Done, Tests, radiation gun for parasitic target
|
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. |
|
Tuesday, October 13, 2020, 11:15, Ferran Boix Pamies, Empty, 44139-7-SK, TARGET BOAT, Done, foil heating
|
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. |
|
Thursday, October 15, 2020, 18:51, Ferran Boix Pamies, Empty, 44139-7-SK, TARGET BOAT, Done, heat gun plus parasitic target thermal comissioning.
|
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. |
|
Friday, October 16, 2020, 16:31, Luca Egoriti, Empty, , TARGET BOAT, In progress, HPOG annealing
|
Friday, October 16, 2020, 11:30
Target mounted in EVAP2. Pump down started
Friday, October 16, 2020, 12:05 |
|
Tuesday, October 27, 2020, 10:25, Ferran Boix Pamies, Empty, 44139-7-SK, TARGET BOAT, Done, parasitic target commissioning
|
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. |
Monday, November 02, 2020, 18:32, Ferran Boix Pamies, Empty, 44139-7-SK, TARGET BOAT, Done, HEA heat treatment 
|
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. |
|
Wednesday, November 04, 2020, 17:31, Ferran Boix Pamies, Empty, 41882-2, TARGET BOAT, Done, Parasitic target graphite outgassing.
|
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. |
|
Thursday, November 05, 2020, 15:13, Ferran Boix Pamies, Empty, 41882-2, TARGET BOAT, Done, cleaning treatment.
|
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. |
|
Friday, February 26, 2021, 09:28, Ferran Boix Pamies, Empty, none, , Done, Parasitic target thermal tests
|
Tests were performed with external power supply. No target boat or container.
Small power on heating small heating elements on parasitic target attached on isac heatshield with water cooling on.
|
|
Tuesday, March 23, 2021, 11:28, Marla Cervantes, Empty, 44489-6, , Done, Re-coating test 3
|
Objective: Coating the inner surface of a short tantalum boat with rhenium.
Result:
The wire snnaped around 376 W (53 A, and 7.09 V) and 2170 °C (measured with filament pyrometer)
The tube does not |
|
Thursday, March 25, 2021, 11:24, Marla Cervantes, Empty, NA (Cu-Tube, , Done, Re-coat test 4
|
Objective: Coating the inner surface of a short tantalum tube with rhenium.
Result:
The wire snnaped around 376 W (53 A, and 7.09 V) and 2170 °C (measured with filament pyrometer)
The tube is coated
|
|
Friday, March 26, 2021, 13:58, Marla Cervantes, Empty, 44489-6, , Done, Re-coat 1
|
Friday, March 26, 2021, 13:55
Yesterday a heat shield was installed in the EVAP2.
A 1mm thick rhenium wire was held within two copper brackets to pass through a Cu tube with the intention of coating its inside face. |
|
Friday, March 26, 2021, 16:23, Marla Cervantes, Empty, 44489-7, , Done, Re-coat 2
|
Objective: Coating the inner surface of a tantalum tube to make a destructive test and use a reference for the tantalum boats coatings
Results:
Sunday, March 27, 2021, 11:23 |
|
Tuesday, March 30, 2021, 19:49, Ferran Boix Pamies, Empty, 44139-7-SK , , Done, Parasitic target thermal tests
|
2021-03-30 7:48 Target loaded with parasitic target only. No container. Leaving under vacuum over night.
2021-03-31 13:43 Leak check performed. Water on. Need to vent system, electric connection disconnected.
2021-03-31 15:02 First test successfully finished. Venting to introduce container with radiating heating gun. |
|
Sunday, April 04, 2021, 16:09, Ferran Boix Pamies, Empty, 41882-2, TARGET BOAT, Done, parasitic target commissioning
|
2021-04-04 16:07 New container is in with heatshields, vacuum 8.6E-6 torr. leak check done. ramping up current, checking both pyrometer and TC,
1A/10s.
2021-04-04 16:49 200A TGHT 250degC on TC 1130degC on pyrometer. Too low on TC, ramping down and venting to reposition TC in the foil. |
|
Tuesday, April 13, 2021, 10:44, Marla Cervantes, Empty, NA (Ta- tube Eagle Alloys), , Done, Re-coat 4
|
Tuesday, April 13, 2021, 09:51
IGP1 = 2.5e-7 Torr
Tuesday, April 13, 2021, 10:17 |
|