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AIDA
GELINA
BRIKEN
nToF
CRIB
ISOLDE
CIRCE
nTOFCapture
DESPEC
DTAS
EDI_PSA
179Ta
CARME
StellarModelling
DCF
K40
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DESPEC |
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Message ID: 694
Entry time: Wed Jan 15 11:58:08 2025
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Author: |
TD |
Subject: |
Offline analysis data files S505 R3_9 - R3_128 (207Hg setting) |
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Aanlysis data files R3_9 - R3_128 (207Hg setting)
Data file R3_9 first WR ts 0x16FB110A37376D88
GMT: Wednesday, June 22, 2022 10:13:43.562 PM
Your time zone: Wednesday, June 22, 2022 11:13:43.562 PM GMT+01:00 DST
Data file R3_69 first WR ts 0x16FB2286FAD71896
GMT: Thursday, June 23, 2022 3:34:11.118 AM
Your time zone: Thursday, June 23, 2022 4:34:11.118 AM GMT+01:00 DST
Data file R3_128 first WR ts 0x16FB35DF179BD866
GMT: Thursday, June 23, 2022 9:28:40.278 AM
Your time zone: Thursday, June 23, 2022 10:28:40.278 AM GMT+01:00 DST
Attachments 1-3 - analysis data files R3_9, R_69, and R3_128
max. *time averaged* deadtime FEE64 #1 (aida02) 15.7%, 8.6% and 15.6% respectively
all other FEE64 deadtimes < 2%
*** scaler( 1): 120442206 DSSSD#1 decay events LEC m_p = 1 and LEC m_n = 1, 151.2keV < ADC data < 1008keV *and* HEC m_p = HEC m_n = 0, ADC data > 151.2MeV
*** scaler( 2): 51126024 DSSSD#2 decay events LEC m_p = 1 and LEC m_n = 1, 151.2keV < ADC data < 1008keV *and* HEC m_p = HEC m_n = 0, ADC data > 151.2MeV
*** scaler( 3): 5630250 DSSSD#1 implant events HEC m_p > 0 and HEC m_n > 0, ADC data > 151.2MeV
*** scaler( 4): 4983984 DSSSD#2 implant events HEC m_p > 0 and HEC m_n > 0, ADC data > 151.2MeV
*** scaler( 5): 42439339 DSSSD#1 other events HEC m_p > 0 or HEC m_n > 0 *and* LEC m_p > 8 or LEC m_n > 8
*** scaler( 6): 22316289 DSSSD#2 other events HEC m_p > 0 or HEC m_n > 0 *and* LEC m_p > 8 or LEC m_n > 8
*** scaler( 7): 0
*** scaler( 8): 0
*** scaler( 9): 0
*** scaler(10): 2464294601 FEE64 #1 LEC data items
*** scaler(11): 7641292106
*** scaler(12): 3547670559
*** scaler(13): 6144404472
*** scaler(14): 637262222
*** scaler(15): 2302716728
*** scaler(16): 4511293677
*** scaler(17): 3857002960 FEE64 #8 LEC data items
*** scaler(18): 0
*** scaler(19): 0
*** scaler(20): 7697923 FEE64 #1 HEC data items
*** scaler(21): 7169894
*** scaler(22): 10028407
*** scaler(23): 3045622
*** scaler(24): 4246633
*** scaler(25): 5564911
*** scaler(26): 7196158
*** scaler(27): 1960591 FEE64 #8 HEC data items
*** scaler(28): 0
*** scaler(29): 0
*** scaler(30): 0
*** scaler(31): 0
*** scaler(32): 0
DSSSD#1 implant events
x=m_p=0 1334587
y=m_n=0 4860983
DSSSD#2 implant events
x=m_p=0 1159736
y=m_n=0 2757735
Attachment 4 - per DSSSD LEC E_p versus E_n - x and y-axes 20keV/channel
- LEC energy difference +/- 2000 channels (+/- 11200keV)
- Do not observe the off-axis energy correlations observed in the postrun background/calibration runs
- Do observe expected inter strip charge sharing and charge sharing at DSSSD active area boundary
All subsequent spectra LEC energy difference +/-20 channels (+/- 112keV)
Attachments 5-7 - per FEE64 LEC data item rates (Hz) 268ms/channel - common x and y scales
- no conditions
- 150keV < energy < 1500keV
- energy > 1500keV
Note structure in > 1500keV data not restricted to on spill
Attachments 8-10 - per FEE64 HEC data item rates (Hz) 268ms/channel - common x and y scales
- no conditions
- 100MeV < energy < 1000MeV
- energy > 1000MeV
Attachment 11 per DSSSD decay and implant rates (Hz) 268ms/channel =- common x and y scales
- significant on spill deadtime for DSSSD#1
Attachment 12 - per DSSSD LEC m_p versus m_n
- no conditions
- z_hec=1 (DSSSD#1) and z_hec=3 (DSSSD#2)
Attachment 13 - per DSSSD LEC p strip versus n strip
Attachment 14 - per DSSSD LEC E_p versus E_n - x and y axes 20keV/channel
Attachment 15 - per DSSSD per pixel time difference between successive LEC events (4.096us/channel)
- minimum time difference c. 4us
Attachment 16 - per DSSSD HEC m_p versus m_n
- many more m=0 observed cf. RIKEN data e.g. https://elog.ph.ed.ac.uk/AIDA/583
- more low energy HEC events?
Attachment 17 - per DSSSD HEC p strip versus n strip
- no conditions
- z_hec=1 (DSSSD#1) and z_hec=3 (DSSSD#2)
- z_hec=1 => implant stops in DSSSD#1
- z_hec=3 => implant hits DSSSD#1 and DSSSD#2 but does not necessarily stop in DSSSD#2
Attachment 18 - per DSSSD HEC E_p versus E_n - x and y axes 20MeV/channel
Attachment 19 - DSSSD#1 HEC E_p versus DSSSD#2 E_p - x and y axes 20MeV/channel
Attachment 20 - DSSSD#1 LEC E_p versus DSSSD#2 E_p - x and y axes 20keV/channel
- y=0 12816818
- x=0 7374435
- x>0 and y>0 2295693
Attachment 21 - per DSSSD per pixel time difference between successive HEC events (4.096us/channel)
- minimum time difference c. 36us which make sense - c. readout time of ASIC with all 16 channels active
- origin of 9 channel period spectrum structure?
Attachments 22-23 - per DSSSD per pixel time difference between HEC and LEC events (4.096us/channel)
Attachments 24 - per DSSSD per pixel time difference between HEC and LEC events (1s/channel)
- for ions stopped in DSSSD#1 or DSSSD'2 - no PID selection
- minimum time difference c. 88us
- effect of high on spill deadtime apparent per S100 analysis
Attachment 25 - per DSSSD per pixel time difference between HEC and LEC events (1s/channel) versus
- HEC energy
- LEC energy
- p and n strip
Attachment 26 - per DSSSD implant and decay event p strip - n strip time difference (2us/channel)
- wider distribution for implant events expected due to number of ASIC active channels in implant events
- most decay events +/-2us - lower ASIC occupancy for decay events so most events will be from same (or adjacent) clock cycle
Attachment 27 - per DSSSD decay event p strip - n strip time difference (2us/channel) versus decay (E_p - E_n) (20keV channel) |
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