 Thu Aug 10 16:11:57 2023, TD, NS, AR, Noise 
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Observe c. 2mV p to p noise with DSO ( Z_in = 50 Ohm ) c. 60us period with HF structure. DSO connected to junction box via 34-way IDC - 16x Lemo-00 adaptor.
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 Fri Aug 11 10:02:08 2023, TD, NS, AR, Noise
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Check RAL108 +/-15V PSU
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Tue Aug 15 10:17:39 2023, TD, NS, RAL108 +/-15V PSU test at EAR2, n_TOF Monday 14 August 7x
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On the morning of Monday 14 August 2x RAL108 +/-15V PSUs were borrowed from the Edinburgh equipment in the ISOLDE hall to check whether the same transient
noise is observed at the +/-15V PSU outputs.
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Tue Aug 15 11:41:27 2023, TD, NS, Monday 14 August - vacuum chamber pressure
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08.35 Vacuum chamber pressure OK - see attachment 1 |
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Thu Jul 27 11:53:52 2023, TD, MSL type W1 detector data for 26Al(n,X) experiment EAR2, n_TOF
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MSL type W1(SS)-20
3186-9 20um Depletion voltage 3V Operating voltage 6V
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Mon Aug 14 11:00:13 2023, TD, RAL108 +/-15V PSU test in ISOLDE hall 13x
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This morning 2x RAL108 +/-15V PSUs were borrowed from the Edinburgh equipment in the ISOLDE hall to check whether the same transient noise is observed
at the +/-15V PSU
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Sat Aug 19 14:14:26 2023, TD, RAL108 +/-15V PSU test - JCMB 18.8.23 10x
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PSU Calex
Setup and PSU details - attachments 1-3
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Mon Aug 21 12:08:59 2023, TD, RAL108 +/-15V PSU test - JCMB 21.8.23 13x
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PSU Calex
Setup, PSU and ac mains filter - attachments 1-3
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Sat Sep 14 09:30:40 2024, TD, Neutron beam profile
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Neutron beam profile - film exposure overnight 12/13.9.24 |
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Mon Sep 16 12:36:45 2024, TD, 34-way IDC to 37-way D connector ribbon cables
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The 2x sets of 34-way IDC to 37-way D connctor ribbon cables used at GSI for the two-alpha decay measurement have been located - see attachments 1-4.
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Fri Jul 11 09:16:18 2025, TD, Silena 7710 Quad Bias Supply manual and internal configuration
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Manual - see attachment 1
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Sat Jul 12 11:25:35 2025, Selin, The Detector Bias-Leakage Current Data
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This Excel sheet has the detector bias-leakage current data and plot for both detectors.
Detector 2 has lower leakage current and a flatter plateau region. |
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Sat Jul 12 11:34:31 2025, Selin, Detector-Cable Connections
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| List of the detectors and the connections. |
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Wed Jul 16 08:51:06 2025, Selin, Run221136 Lithium Uncalibrated Data
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Plots of Lithium #3 run (221136) from the Ca41 campaign with the right voltage applied (11.07.2025).
1- Uncalibrated amplitude spectra of strip 1 (dedicated).
2- Uncalibrated amplitude spectra of strip 1 (parasitic). |
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Wed Jul 16 08:55:22 2025, Selin, Run221141 Boron Uncalibrated Data
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Plots of Boron #1 run (221141) from the Ca41 campaign with the right voltage applied (11.07.2025).
1- Uncalibrated amplitude spectra of strip 1 (dedicated).
2- Uncalibrated 2d energy plot of Boron dedicated data. |
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Wed Jul 16 11:45:39 2025, Selin, Boron Spectra Update After Setting Change + Pulser Removed
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Uncalibrated amplitude spectra of Boron (run221188) after the settings were changed, the pulser was removed, and the threshold in the UserInput has been
lowered. Both alphas can be seen in the front and back strips. The ratios between the alphas are similar for front (0.066) and back (0.063) strips.
1- Uncalibrated amplitude spectra of strip 2. |
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Mon Jul 21 10:30:01 2025, Selin, The 2D Energy Spectrum of Ca41
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| The 2D energy spectrum of Ca41 (36 runs). The expected alpha energies are 4.8 MeV (alpha_0) and 2.7 MeV (alpha_1). |
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Mon Aug 4 16:32:56 2025, Selin, Lithium Consistency Check
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These are the consistency checks done for Lithium sample.
Please note that in the earlier runs, the cables 22 and 23 were switched. |
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Mon Aug 4 16:44:06 2025, Selin, Boron-1 Consistency Check
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| These are the consistency checks done for Boron-1 sample. |
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Mon Aug 4 16:45:43 2025, Selin, Boron-3 Consistency Check
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These are the consistency checks done for Boron-3 sample.
Please note that the back strips for the first run are mismatched due to the settings in DAQ. |