HOME ESR EXPERIMENTS LABS etc
E121 E127 E132 E125 E143 laser_cooling_2021 E142 Ê128 E146 E0052 E0018
  Dielectronic recombination-assisted laser spectroscopy  Not logged in ELOG logo
Message ID: 96     Entry time: Mon May 30 23:18:06 2022
Author: Carsten, Rodolfo, Konstantin, Patrick, Ragan, Ken, Kristian, Max, Danyal 
Category: Runs 
Subject: Runs shifts 31.05. 
These are the first runs with 208Bi.

Time SIS-intensity ESR-intensity after orbit change cooler-HV LMD-DAQ2 file nr LMD-DAQ1 file nr scan range(nm) step width increment (nm) dwell time(s) n loops Particle Detector comments
23:11 2.6e8 - 225259 673-677 8182 548 - 549 0.005 2.97s 4 139e3 Resonance found in first scan.
00:09 ? - 225259 678-679 8183 548 - 549 0.005 2.97s 2 92e3
00:45 2.8e8 - 225260 680-681 8184 548 - 549 0.005 2.97s 2 36e3 In this run, the ions seemed to be not ejected with the new request, compare picture.
01:27 2.7e8 - 225260 684-685 8187 548 - 549 0.005 2.97s 2 88e3 Started delayed due to several issues with both DAQs.
01:53 2.7e8 - 225260 686-687 8188 548 - 549 0.005 2.97s 2 93e3
02:20 2.7e8 - 225260 688-689 8189 548 - 549 0.005 2.97s 2 87e3
02:55 2.1e8 - 225260 692-694 8190 548.335 - 548.535 0.0025 4.95s 4 88e3 Scan range changed
03:30 2.75e8 - 225260 696-697 8191 548.335 - 548.535 0.0025 4.95s 3 95e3 Number of loops reduced to 3
03:59 2.6e8 - 225260 698-699 8192 548.335 - 548.535 0.0025 4.95s 3 89e3
04:30 2.7e8 - 225260 700-702 8194 548.335 - 548.535 0.0025 4.95s 3 89e3 DAQ1 needed to be restarted
04:52 2.55e8 - 225260 703-704 8195 548.335 - 548.535 0.0025 4.95s 3 83e3
05:18 2.62e8 - 225260 706-707 8196 548.335 - 548.535 0.0025 4.95s 3 89e3 DAQ2 needed to be restarted
05:44 ? - 225260 708-710 8197 548.335 - 548.535 0.0025 4.95s 3 ?
06:18 2.1e8 - 225260 711-712 8200 548.36 - 548.51 0.0025 4.95s 3 67e3 we changed the timing by 20 ns. The laser pulse is later now. The file number of DAC1 is correct. I do not know why there is the gap to the previous scan
06:51 2.4e8 6e5 225260 713-714 8201 548.36 - 548.51 0.0025 4.95s 3 67e3 xuv-detector parameters were varied
07:09 2.4e8 6e5 - 715- 8202 548.36 - 548.51 0.0025 4.95s 3 68e3 mbs did not start
07:15 2.4e8 6e5 225260 716-717 8203 548.36 - 548.51 0.0025 4.95s 3 68e3 xuv-detector walklevel and treshhold were lowered
07:35 2.4e8 6e5 225259 718-719 8204 548.36 - 548.51 0.0025 4.95s 3 68e3 we changed the timing by additional 20 ns. The laser pulse is later now. - no fluo. visible
08:01 2.4e8 6e5 225259 720-721 no file opened 548.43 - 548.44 0.00001 ~20s 3 71e3 varying the delay with each laser step to find optimum - It was more a plateau between +-30ns (relative to the night shift's position). We now continue data taking at the same dealy as used by the night shift.
08:23 2.4e8 6e5 225258 722 8205 548.36 - 548.51 0.0025 4.95s 3 68e3 xuv-detector walklevel and treshhold were lowered
08:28 2.4e8 6e5 225258 724-725 8208 548.36 - 548.51 0.0025 4.95s 3 68e3
08:48 2.4e8 6e5 225258 727-728 8209 548.36 - 548.51 0.0025 4.95s 3 ? xuv-detector in Park-position just as a try
09:08 2.4e8 6e5 225259 729-730 8210 548.36 - 548.51 0.0025 4.95s 3 ?
09:28 2.5e8 6e5 225259 731-732 8211 548.36 - 548.51 0.0025 4.95s 3 73e3
09:54 2.5e8 6e5 225259 734-735 8212 548.36 - 548.51 0.0025 4.95s 3 175e3
10:19 2.5e8 6e5 225258 737-738 8214 548.36 - 548.51 0.0025 4.95s 3 175e3
10:38 2.5e8 6e5 225258 741-742 8215 548.36 - 548.51 0.0025 4.95s 3 64e3 DAQ2 started late. Missed the first 25 scan numbers Coasting beam measurement from now on
10:57 2.5e8 6e5 225258 743-744 8216 548.36 - 548.51 0.0025 4.95s 3 87e3
11:17 2.5e8 6e5 225258 745 8217 548.36 - 548.51 0.0025 4.95s 3 e3 MBS crashed
11:18 2.5e8 6e5 225257 746-747 8218 548.36 - 548.51 0.0025 4.95s 3 87e3
11:37 2.5e8 6e5 225257 749-750 8219 548.36 - 548.51 0.0025 4.95s 3 87e3 DAQ2 started late. Missed the first 10 scan numbers
11:56 2.5e8 6e5 225257 751 8220 548.36 - 548.51 0.0025 4.95s 3 78e3
12:59 2.5e8 6e5 225257 752 8221 548.385 - 548.485 0.0025 4.95s 3 78e3 RF off from now on, laser scan settings not correct. stopped
13:06 2.5e8 6e5 225257 753 8223 548.385 - 548.485 0.0025 4.95s 3 87e3
13:26 2.5e8 6e5 225257 754 8224 548.385 - 548.485 0.0025 4.95s 3 - MBS crashed
13:29 2.5e8 6e5 225257 755-756 8226 548.385 - 548.485 0.0025 4.95s 3 93e3 RF now really off (wrong cavity was turned off)
13:43 2.5e8 6e5 225257 757-758 8227 548.385 - 548.485 0.0025 4.95s 3 67e3
14:08 2.5e8 6e5 225257 759 8228 548.385 - 548.485 0.0025 4.95s 3 70e3
14:22 2.2e8 6e5 225257 760 8229 548.385 - 548.485 0.0025 4.95s 3 56e3
14:35 2.2e8 6e5 225257 761 8230 548.385 - 548.485 0.0025 4.95s 3 64e3
14:50 2.2e8 6.5e5 225256 762 8231 548.385 - 548.485 0.0025 4.95s 3 59e3
15:04 2.0e8 7e5 225255 763 8232 548.385 - 548.485 0.0025 4.95s 3 58e3
15:28 1.9e8 ?e5 225272 764 8233 548.385 - 548.485 0.0025 4.95s 2 66e3 changed to 200mA cooler current, NTCAP stopped and started again folder: prob. ~31.5.22 13:??, loops decreased to 2
15:37 2e8 6e5 225272 765 8234 548.385 - 548.485 0.0025 4.95s 2 70e3
15:47 2.5e8 6e5 225272 766 8235 548.385 - 548.485 0.0025 4.95s 2 73e3 laser gone at loop 2 scan 35 (15:56), Ecooler went also off
16:17 ?e8 6e5 225272 767 8236 548.385 - 548.485 0.0025 4.95s 2 48e3 bad shot?, probably ecooler reset
16:27 2.2e8 6e5 225271 768 8237 548.385 - 548.485 0.0025 4.95s 2 77e3
16:36 2.0e8 7e5 225272 769 8238 548.385 - 548.485 0.0025 4.95s 2 65e3
16:52 ?e8 ?e5 225272 770 8239 548.385 - 548.485 0.0025 4.95s 2 61e3 we had to restart go4, it was very slow
17:02 2.0e8 7e5 225272 771 8240 548.385 - 548.485 0.0025 4.95s 2 63e3
17:16 2.3e8 7e5 225248 772-773 8241 548.385 - 548.485 0.0025 4.95s 4 45e3 changed to 50mA cooler current, NTCAP stopped and started again folder: 31.5.22 15:18, loops increased to 4
17:36 2.7e8 7.5e5 225248 774-775 8242 548.385 - 548.485 0.0025 4.95s 6 67e3 loops increased to 6
18:05 2.5e8 7.5e5 225248 776-777 8243 548.385 - 548.485 0.0025 4.95s 6 66e3
18:31 1.7e8 6e5 225247 778-779 8244 548.385 - 548.485 0.0025 4.95s 6 44.6e3 SIS pattern looked strange
Attachment 1: 2022-05-31_particles.png  23 kB  Uploaded Tue May 31 02:46:51 2022  | Hide | Hide all
2022-05-31_particles.png
ELOG V3.1.5-fc6679b