Conditioning HS for UCx. LP-SIS oven / end caps installed
Monday, January 22, 2024, 13:53: Roughing.
Monday, January 22, 2024, 14:21: TP1B On.
Monday, January 22, 2024, 14:34: TP1A on.
Monday, January 22, 2024, 14:41: IG1 on. Vacuum @ 3.95e-05T & dropping.
Monday, January 22, 2024, 14:46: FS#5 open. Vacuum stable. 2.41e-05T & dropping. Power on.
Tuesday, January 23, 2024, 07:40: IV4 open.
Tuesday, January 23, 2024, 07:42: Auto-ramping TGHT / TBHT to 580 / 230 A @ 2 A per minute.
Tuesday, January 23, 2024, 13:43 increasing BIAS to 30kV - dn
Tuesday, January 23, 2024, 14:03 BIAS at 30kV
Tuesday, January 23, 2024, 14:06 beginning mass scan
Tuesday, January 23, 2024, 16:06: Data exported and saved
Tuesday, January 23, 2024, 16:15: Decreasing BIAS to 0V
Tuesday, January 23, 2024, 16:27: BIAS at 0V
Tuesday, January 23, 2024, 16:41: Vacuum in main chamber consistently at ~1.4e-6 T throughout.
Wednesday, January 24, 2024, 07:39: Auto-cooling @ 2 A per min.
Wednesday, January 24, 2024, 08:59: Auto-cooling Halted. Auto-ramp back up to 580 / 230 A @ 2 A per min.
Wednesday, January 24, 2024, 15:30: Target already hot - TBHT 230A, TGHT 580A
Wednesday, January 24, 2024, 15:31: increasing BIAS to 30kV
Wednesday, January 24, 2024, 15:41: beginning mass scan - Completed and repeated for confirmation
Wednesday, January 24, 2024, 16:55: decreasing BIAS to 0kV
Wednesday, January 24, 2024, 17:10: BIAS at 0kV
Thursday, January 25, 2024, 10:13: increasing bias to 30kV
Thursday, January 25, 2024, 10:30: BIAS at 30kV
Thursday, January 25, 2024, 10:40 : beginning mass scan
Thursday, January 25, 2024, 13:41 Tuned various parameters, multiple mass scans
Thursday, January 25, 2024, 16:19: decreasing BIAS to 0V
Thursday, January 25, 2024, 16:42 BIAS at 0V
Thursday, January 25, 2024, 16:42 Target cooling.
Monday, January 29, 2024, 08:55: Closed IV4, switched off turbo pumps, and opened VV1 to vent test stand and bring to atmospheric pressure. In preparation to remove target and add high mass salt.
Monday, January 29, 2024, 09:04: Does not appear to be venting. investigating. appears that the valve did not actuate on first instruction. Worked on repeated attempt.
Monday, January 29, 2024, 11:43 : at 700+ T, opening for target assembly removal.
Monday, January 29, 2024, 12:37 10µL Rb salt added to target. Assembly placed back into test stand. Pumping down.
Tuesday, January 30, 2024, 09:25: Vacuum stable. 8e-7 T. Auto-ramping TGHT / TBHT to 580 / 230 A @ 2 A per minute.
Tuesday, January 30, 2024, 15:13: increasing BIAS to 30kV
Tuesday, January 30, 2024, 15:39 bias at 30kV, beginning mass scan
Tuesday, January 30, 2024, 16:48 Scans complete, lowering bias.
Wednesday, January 31, 2024, 16:02 increasing bias to 30kV
Wednesday, January 31, 2024, 16:40 scanned
Wednesday, January 31, 2024, 16:40 decreasing bias
Wednesday, January 31, 2024, 16:48 bias at 0V. cooling target
Thursday, February 01, 2024, 09:21: venting
Thursday, February 01, 2024, 11:14 : removed target assembly. added 5 salts: Na, Li,K,Rb,Cs. Placed target assembly back in test stand. pumping down.
Thursday, February 01, 2024, 16:51 Vacuum at 2e-6
Thursday, February 01, 2024, 16:52 heating target. TGHT and TBHT to 580 230 A overnight. .6A / min and .2A / min
Friday, February 02, 2024, 10:17 Target hot. Vacuum stable at 1e-6. increasing bias to 30kV
Friday, February 02, 2024, 10:42 scanning
Friday, February 02, 2024, 16:06 reducing bias
Friday, February 02, 2024, 16:18 bias at 0V. cooling target to 0 A at 2A per minute
PS & breaker off earlier via DN.
Monday, February 05, 2024, 13:58: TS was vented. HS removed - AS. |