 Monday, June 17, 2019, 17:03, Marla Cervantes, , 43943-2, , Done, Graphite insert test
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Thursday, June 6, 2019, 16:43
A graphite insert with tantalum wires in its caps was loaded in a tantalum tube.
The system will be heated to 2000 C again (see |
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Friday, May 10, 2019, 16:58, Marla Cervantes, , 43943-1, , Done, TaC coating/sintering for graphite insert test
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Friday, May 10, 2019, 16:54
A tantalum tube was coated with TaC,and wrapped with three tantalum sheets,
the tube was set in the EVAP2 to sinter the TaC coating. |
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Tuesday, May 21, 2019, 18:01, Marla Cervantes, , 43943-1, , Done, Graphite foil test
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Tuesday, May 21, 2019, 17:57
A tantalum tube previously coated with TaC and sintered was loaded with graphite foils.
The mass of the foils was 20.04 g. |
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Thursday, November 22, 2018, 10:19, Marla Cervantes, , 43630-7 , , Done, Graphite insert test #2
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Thursday, November 22, 2018, 10:12
A previously sintered tantalum tube with 3 layers of shielding was loaded with a graphite insert.
The tube was loaded in evaporator 2 on Wednesday 21/11/2018 and pumped down |
Monday, November 19, 2018, 12:57, Marla Cervantes, Empty, 43630-7, , Done, TaC coating/sintering for graphite insert test 
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Monday, November 19, 2018, 08:57
Tantalum tube was coated with TaC and wrapped with Ta heat-shield (3 layers)
Desired temp = 1900 C (expected TGHT ~445A/7.5V), TBHT will be set fixed at 230A (max). |
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Thursday, December 20, 2018, 10:27, Marla Cervantes, , 43630-6, , Done, Tantalum tube heating
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Thursday, December 20, 2018, 10:24
A tantalum tube was loaded in evaporator 2 on Wednesday 19/Dec/2018.
It is going to be heated to 2000 C during 3 weeks |
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Wednesday, March 13, 2019, 15:43, Marla Cervantes, , 43630-6, , Done, Graphite insert test #4
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Wednesday, March 13, 2019, 15:41
An uncoated tantalum tube was loaded with a graphite insert (with conical caps).
3 tantalum foils were wrapped around the tantalum tube and a Ta cap was added. |
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Wednesday, April 03, 2019, 16:59, Marla Cervantes, TaC, 43630-5, , Done, TaC coating/sintering for graphite insert test
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Wednesday, April 03, 2019, 16:57
Tantalum tube was coated with TaC and wrapped with Ta heat-shield (3 layers)
Desired temp = 1900 C (expected TGHT ~445A/7.5V). |
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Sunday, April 07, 2019, 08:13, Marla Cervantes, , 43630-5, , Done, Graphite insert test #5
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Sunday, April 07, 2019, 08:10
A graphite insert (with conical caps) was loaded in tantalum tube previously coated with TaC,
and wrapped with 3 tantalum foils, |
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Monday, April 01, 2019, 16:35, Darwin Ortiz Rosales, , 43630-4, , Done, TaC coating/graphite/sintering
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Monday, April 01, 2019, 16:35
Container was coated with TaC and a roll of graphite inserted inside the tube. A couple of TaC coated Ta springs inside to keep graphite
pressed against walls of cylinder. |
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Wednesday, January 16, 2019, 11:53, Marla Cervantes, TaC, 43630-2, , Done, TaC coating/sintering for graphite insert test
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Tuesday, January 15, 2018, 17:30
Tantalum tube was coated with TaC and wrapped with Ta heat-shield (3 layers)
Desired temp = 1900 C (expected TGHT ~445A/7.5V), TBHT will be set fixed at 230A (max). |
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Wednesday, January 23, 2019, 13:06, Marla Cervantes, , 43630-2, , Done, Graphite insert test #3
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Wednesday, January 23, 2019, 13:01
A previously coated tantalum tube with 3 layers of shielding (Details in e-log
426) was loaded with a graphite insert. |
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Wednesday, February 13, 2019, 10:08, Darwin Ortiz Rosales, , 43630-1 , , Done, Graphite insert test 3b
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Wednesday, February 13, 2019, 10:04
A previously coated tantalum tube with 3 layers of shielding (Details in e-log 426) was loaded with a graphite insert. |
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Friday, May 29, 2020, 10:26, Marla Cervantes, Empty, 43044-8, LP-SIS, Done, TaC coating/sintering
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Friday, May 29, 2020, 08:52
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, October 25, 2018, 15:37, Marla Cervantes, TaC, 43044-7, LP-SIS, Done, TaC coating/sintering for graphite insert test
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Thursday, October 25, 2018, 10:36
Container is coated with TaC and wrapped with Ta heat-shield (3 layers)
Desired temp = 1900 C (expected TGHT ~445A/7.5V), TBHT will be set fixed at 230A (max). |
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Tuesday, April 30, 2019, 09:35, Darwin Ortiz Rosales, Empty, 43044-6, LP-SIS, Done, TaC coating/sintering
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Tuesday, April 30, 2019, 09:33
Container was coated with TaC and wrapped with 2 Ta heat shields.
Desired temp = 1900 C, Omega slope set = 0.990, Auto ramping TGHT at 1A/min to reach 400A, |
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Tuesday, July 30, 2019, 15:42, Darwin Ortiz Rosales, ZrC, 43044-6, LP-SIS, Done, Sintering ZrC Discs
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Tuesday, July 30, 2019, 15:33
ZrC backup Target 12.6 cm disc length, 465 g total weight (no springs and no analysis discs).
Total weight= 470 g. |
 Monday, August 12, 2019, 15:55, John Wong, ZrC, 43044-6, LP-SIS, Done, Sintering ZrC Discs
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Darwin Ortiz Rosales wrote:
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Friday, January 18, 2019, 15:11, Darwin Ortiz Rosales, Empty, 43044-5, LP-SIS, Done, TaC coating/sintering (training/online use)
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Friday, January 18, 2019, 15:00
Container was coated with TaC and wrapped with 3 Ta heat shields.
Desired temp = 1900 C, Omega slope set = 0.990, Auto ramping TGHT at 1A/min to reach 400A, TGHT |
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Monday, March 18, 2019, 15:58, Darwin Ortiz Rosales, ZrC, 43044-5, LP-SIS, Done, Sintering ZrC
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Monday, March 18, 2019, 15:51
Total number of foils: 555
Total mass of material including graphite foils: 478 grams |
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