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  proton-capture on 118Te, Page 28 of 29  Not logged in ELOG logo
Entry  Sun Mar 22 04:57:44 2020, Dima, Pierre, Runs, run entry - run074,  
open file : run074

beam: 118Te52+
energy: 10 MeV/u

purpose: data with TARGET ON and SCRAPER is back again--> We expect to cut the Rutherford for now on.

Detector position (Si): -24 mm

run start at 04:57 , first file: run074_0001.lmd
run stop  at : , last file:  run073_0xxx.lmd

_______________________________________________________________________________

time: 04:57 pm.

ON Rates
Si_X:      0 Hz
Si_Y:      0 Hz
Xray_35:   0 Hz
Xray_90:   64 Hz
Xray_145:  28 Hz
BaF_OR:     Hz

Si voltage:          60.02 V  
Si leakage current:  4.08 uA


SIS particles before:           ~1.7e9
ESR current at injection:       22 uA
ESR particles after decel.:     
Target ON density:              3.8e13


copy and repeat the above (below the line) every 30 minutes
Entry  Sun Mar 22 05:26:47 2020, Dima, Pierre, Runs, run entry - run074,  
open file : run074

beam: 118Te52+
energy: 10 MeV/u

purpose: data with TARGET ON and SCRAPER is back again--> We expect to cut the Rutherford for now on.

Detector position (Si): -24 mm

run start at 04:57 , first file: run074_0001.lmd
run stop  at : , last file:  run073_0xxx.lmd

_______________________________________________________________________________

time: 05:25 pm.

ON Rates
Si_X:      0 Hz
Si_Y:      0 Hz
Xray_35:   0 Hz
Xray_90:   70 Hz
Xray_145:  17 Hz
BaF_OR:     Hz

Si voltage:          60.02 V  
Si leakage current:  4.09 uA


SIS particles before:           ~1.9e9
ESR current at injection:       22 uA
ESR particles after decel.:     
Target ON density:              3.7e13


copy and repeat the above (below the line) every 30 minutes
Entry  Sun Mar 22 05:54:34 2020, Dima, Pierre, Runs, run entry - run075,  
open file : run075

beam: 118Te52+
energy: 10 MeV/u

purpose: data with TARGET ON and SCRAPER is back again--> We expect to cut the Rutherford for now on.

Detector position (Si): -24 mm

run start at 05:54 , first file: run075_0001.lmd
run stop  at : , last file:  run074_0xxx.lmd

_______________________________________________________________________________

time: 05:54 pm.

ON Rates
Si_X:      0 Hz
Si_Y:      0 Hz
Xray_35:   3 Hz
Xray_90:   46 Hz
Xray_145:  18 Hz
BaF_OR:     Hz

Si voltage:          60.02 V  
Si leakage current:  4.07 uA


SIS particles before:           ~1.9e9
ESR current at injection:       22 uA
ESR particles after decel.:     
Target ON density:              3.3e13


copy and repeat the above (below the line) every 30 minutes
Entry  Sun Mar 22 06:23:43 2020, Dima, Pierre, Runs, run entry - run075,  
open file : run075

beam: 118Te52+
energy: 10 MeV/u

purpose: data with TARGET ON and SCRAPER is back again--> We expect to cut the Rutherford for now on.

Detector position (Si): -24 mm

run start at 05:54 , first file: run075_0001.lmd
run stop  at : , last file:  run074_0xxx.lmd

_______________________________________________________________________________

time: 06:24 pm.

ON Rates
Si_X:      0 Hz
Si_Y:      0 Hz
Xray_35:   0 Hz
Xray_90:   58 Hz
Xray_145:  25 Hz
BaF_OR:     Hz

Si voltage:          60.02 V  
Si leakage current:  4.07 uA


SIS particles before:           ~1.9e9
ESR current at injection:       22 uA
ESR particles after decel.:     
Target ON density:              3.4e13

run 075 has been stopped because two brave warriors went to ESR for filling the LN in our detectors in the name of Physics!

copy and repeat the above (below the line) every 30 minutes
Entry  Sun Mar 22 06:54:42 2020, Dima, Pierre, Runs, run entry - run076,  
open file : run076

beam: 118Te52+
energy: 10 MeV/u

purpose: data with TARGET ON and SCRAPER is back again--> We expect to cut the Rutherford for now on.

Detector position (Si): -24 mm

run start at 06:54 , first file: run076_0001.lmd
run stop  at : , last file:  run075_0xxx.lmd

_______________________________________________________________________________

time: 06:54 pm.

ON Rates
Si_X:      0 Hz
Si_Y:      0 Hz
Xray_35:   8 Hz
Xray_90:   48 Hz
Xray_145:  16 Hz
BaF_OR:     Hz

Si voltage:          60.02 V  
Si leakage current:  4.05 uA


SIS particles before:           ~2.5e9
ESR current at injection:       10 uA
ESR particles after decel.:     
Target ON density:              3.2e13
Base line for ESR current drops dpwn from 4 to -2 after restarting the ESR cycle

copy and repeat the above (below the line) every 30 minutes
Entry  Sun Mar 22 07:23:44 2020, Dima, Esther, Runs, run entry - run076,  
open file : run076

beam: 118Te52+
energy: 10 MeV/u

purpose: data with TARGET ON and SCRAPER is back again--> We expect to cut the Rutherford for now on.

Detector position (Si): -24 mm

run start at 06:54 , first file: run076_0001.lmd
run stop  at : , last file:  run075_0xxx.lmd

_______________________________________________________________________________

time: 07:26 pm.

ON Rates
Si_X:      0 Hz
Si_Y:      0 Hz
Xray_35:   2 Hz
Xray_90:   56 Hz
Xray_145:  21 Hz
BaF_OR:     Hz

Si voltage:          60.02 V  
Si leakage current:  4.05 uA


SIS particles before:           ~2.6e9
ESR current at injection:       10 uA
ESR particles after decel.:     
Target ON density:              2.9e13
Base line for ESR current drops dpwn from 4 to -2 after restarting the ESR cycle

copy and repeat the above (below the line) every 30 minutes
Entry  Sun Mar 22 07:53:30 2020, Dima, Esther, Runs, run entry - run077,  
open file : run077

beam: 118Te52+
energy: 10 MeV/u

purpose: data with TARGET ON and SCRAPER is back again--> We expect to cut the Rutherford for now on.

Detector position (Si): -24 mm

run start at 07:54 , first file: run077_0001.lmd
run stop  at : , last file:  run075_0xxx.lmd

_______________________________________________________________________________

time: 07:54 pm.

ON Rates
Si_X:      0 Hz
Si_Y:      0 Hz
Xray_35:   2 Hz
Xray_90:   38 Hz
Xray_145:  17 Hz
BaF_OR:     Hz

Si voltage:          60.02 V  
Si leakage current:  4.07 uA


SIS particles before:           ~2.5e9
ESR current at injection:       10 uA
ESR particles after decel.:     
Target ON density:              2.8e13
Base line for ESR current drops dpwn from 4 to -2 after restarting the ESR cycle

copy and repeat the above (below the line) every 30 minutes
Entry  Fri May 21 22:01:32 2021, Cobus, Michele, Jan, Runs, Run 0059, 2021 
open file : e127b_run0059.lmd

beam: 124Xe54+
energy: 7 MeV/u
cooler voltage:

purpose:
Reference measurement

Detector position (Si): -25 mm
GE01DD1IG position (Scraper): out/not used

run start: 23:51:28 21-05-2021
run stop: 00:51:28 22-05-2021
_______________________________________________________________________________

ON Rates
Si_ON_bdt: 50 Hz
Xray_ON_bdt: 500 Hz
BaF_OR: ---

Si voltage: 100.0 V
Si leakage current: 340 uA


SIS particles before: 6.5e7
ESR current at injection: 2.3e7
ESR particles after decel.: 3e6
Target ON density: 9.8e13
Entry  Sat May 22 06:53:08 2021, Cobus, Michele, Beatriz, Yury, Runs, Run 0067, 2021 
open file : e127b_run0067.lmd

beam: 124Xe54+
energy: 7 MeV/u
cooler voltage:

purpose:
Reference measurement

Detector position (Si): -25 mm
GE01DD1IG position (Scraper): out/not used

run start: 06:52:32 22-05-2021
run stop: 08:00 22-05-2021
_______________________________________________________________________________

ON Rates
Si_ON_bdt: 50 Hz
Xray_ON_bdt: 450 Hz
BaF_OR: ---

Si voltage: 100.0 V
Si leakage current: 340 uA


SIS particles before: 7.3e7
ESR current at injection: 1.9e7
ESR particles after decel.: 2.0e6
Target ON density: 1.0e14

For some minutes there was no beam in the ESR because Yuri was trying to move the scraper.
Entry  Sat May 22 00:53:06 2021, Cobus, Michele, Runs, Run 0060, 2021 
open file : e127b_run0060.lmd

beam: 124Xe54+
energy: 7 MeV/u
cooler voltage:

purpose:
Reference measurement

Detector position (Si): -25 mm
GE01DD1IG position (Scraper): out/not used

run start: 00:52:17 22-05-2021
run stop: 01:52:18 22-05-2021
_______________________________________________________________________________

ON Rates
Si_ON_bdt: 60-70 Hz
Xray_ON_bdt: 520-650 Hz
BaF_OR: ---

Si voltage: 100.0 V
Si leakage current: 340 uA


SIS particles before: 1.2e8 - 1.0e8
ESR current at injection: 3.0e7 - 4.0e7
ESR particles after decel.: 2.5e6 - 3.5e6
Target ON density: 9.8e13
Entry  Sat May 22 01:53:23 2021, Cobus, Michele, Runs, Run 0061, 2021 
open file : e127b_run0061.lmd

beam: 124Xe54+
energy: 7 MeV/u
cooler voltage:

purpose:
Reference measurement

Detector position (Si): -25 mm
GE01DD1IG position (Scraper): out/not used

run start: 01:52:23 22-05-2021
run stop: 02:36:18 22-05-2021
_______________________________________________________________________________

ON Rates
Si_ON_bdt: 70 Hz
Xray_ON_bdt: 650 Hz
BaF_OR: ---

Si voltage: 100.0 V
Si leakage current: 340 uA


SIS particles before: 1.1e8
ESR current at injection: 3.7e7
ESR particles after decel.: 2.5e6
Target ON density: 9.8e13

Comment: Beam intensity dropped by factor of 4 near end of run.
Entry  Sat May 22 02:48:44 2021, Cobus, Michele, Runs, Run 0062, 2021 
open file : e127b_run0062.lmd

beam: 124Xe54+
energy: 7 MeV/u
cooler voltage:

purpose:
Reference measurement

Detector position (Si): -25 mm
GE01DD1IG position (Scraper): out/not used

run start: 02:41: 22-05-2021
run stop: 02:48:21 22-05-2021
_______________________________________________________________________________

ON Rates
Si_ON_bdt: 30 Hz
Xray_ON_bdt: 300 Hz
BaF_OR: ---

Si voltage: 100.0 V
Si leakage current: 340 uA


SIS particles before: 3.0e7
ESR current at injection: 1.07e7
ESR particles after decel.:
Target ON density: 9.8e13

Comment: Running with low intensity beam (factor of 4 below normal).
Operator working on problem.
Entry  Sat May 22 02:50:40 2021, Cobus, Michele, Runs, Run 0063, 2021 
open file : e127b_run0063.lmd

beam: 124Xe54+
energy: 7 MeV/u
cooler voltage:

purpose:
Reference measurement

Detector position (Si): -25 mm
GE01DD1IG position (Scraper): out/not used

run start: 02:50:16 22-05-2021
run stop: 03:49:22 22-05-2021
_______________________________________________________________________________

ON Rates
Si_ON_bdt: 60 Hz
Xray_ON_bdt: 600 Hz
BaF_OR: ---

Si voltage: 100.0 V
Si leakage current: 340 uA


SIS particles before: 1.25e8
ESR current at injection: 3.1e7
ESR particles after decel.: 2.5e6
Target ON density: 1.0e14

Comment: Beam back to normal.
Si off rate over 120 at ~ 03:32
Entry  Sat May 22 03:50:18 2021, Cobus, Michele, Runs, Run 0064, 2021 
open file : e127b_run0064.lmd

beam: 124Xe54+
energy: 7 MeV/u
cooler voltage:

purpose:
Reference measurement

Detector position (Si): -25 mm
GE01DD1IG position (Scraper): out/not used

run start: 03:49:36 22-05-2021
run stop: 04:49:37 22-05-2021
_______________________________________________________________________________

ON Rates
Si_ON_bdt: 60 Hz
Xray_ON_bdt: 500 Hz
BaF_OR: ---

Si voltage: 100.0 V
Si leakage current: 340 uA


SIS particles before: 1.0e8
ESR current at injection: 3.0e7
ESR particles after decel.: 2.5e6
Target ON density: 1.0e14
Entry  Sat May 22 04:50:21 2021, Cobus, Michele, Runs, Run 0065, 2021 
open file : e127b_run0065.lmd

beam: 124Xe54+
energy: 7 MeV/u
cooler voltage:

purpose:
Reference measurement

Detector position (Si): -25 mm
GE01DD1IG position (Scraper): out/not used

run start: 04:49:47 22-05-2021
run stop: 04:48:41 22-05-2021
_______________________________________________________________________________

ON Rates
Si_ON_bdt: 70 Hz
Xray_ON_bdt: 650 Hz
BaF_OR: ---

Si voltage: 100.0 V
Si leakage current: 340 uA


SIS particles before: 1.1e8
ESR current at injection: 3.5e7
ESR particles after decel.: 2.5e6
Target ON density: 1.0e14
Entry  Sat May 22 05:49:31 2021, Cobus, Michele, Runs, Run 0066, 2021 
open file : e127b_run0066.lmd

beam: 124Xe54+
energy: 7 MeV/u
cooler voltage:

purpose:
Reference measurement

Detector position (Si): -25 mm
GE01DD1IG position (Scraper): out/not used

run start: 05:48:52 22-05-2021
run stop: 06:52:28 22-05-2021
_______________________________________________________________________________

ON Rates
Si_ON_bdt: 70 Hz
Xray_ON_bdt: 700 Hz
BaF_OR: ---

Si voltage: 100.0 V
Si leakage current: 340 uA


SIS particles before: 1.25e8
ESR current at injection: 3.75e7
ESR particles after decel.: 3.5e6
Target ON density: 1.0e14
Entry  Tue May 25 00:25:27 2021, Cobus, Michele, Runs, Run 0104, 2021 
No. of stacks: 30 (before 20)
length SC10: 3x 5.5s
bump ge01sq2f (sc10): -20 mm (before -10 mm)

open file : e127b_run0104.lmd

beam: 118Te52+
energy: 7 MeV/u
cooler voltage:

purpose:
Fragment beam measurement (beating the record of rad. beam pg-measurement)

Detector position (Si): -25 mm
GE01DD1IG position (Scraper): +3.5 mm (20mm away from beam)

run start: 00:24:40 25.05.2021
run stop: 01:28:20 25.05.2021
_______________________________________________________________________________

ON Rates
Si_ON_bdt: ~0 Hz
Xray_ON_bdt: 120 Hz
BaF_OR: ---

Si voltage: 100.0 V
Si leakage current: 400 uA


SIS particles before: 3.5e9 (-ish)
ESR current at injection: 4.5e6 (stacked)
ESR particles after decel.: 1.3e6
Target ON density: 1.0e14
Entry  Tue May 25 01:29:18 2021, Cobus, Michele, Runs, Run 0105, 2021 
No. of stacks: 30 (before 20)
length SC10: 3x 5.5s
bump ge01sq2f (sc10): -20 mm (before -10 mm)

open file : e127b_run0105.lmd

beam: 118Te52+
energy: 7 MeV/u
cooler voltage:

purpose:
Fragment beam measurement (beating the record of rad. beam pg-measurement)

Detector position (Si): -25 mm
GE01DD1IG position (Scraper): +3.5 mm (20mm away from beam)

run start: 01:28:31 25.05.2021
run stop: 02:31:49 25.05.2021
_______________________________________________________________________________

ON Rates
Si_ON_bdt: ~0 Hz
Xray_ON_bdt: 120 Hz
BaF_OR: ---

Si voltage: 100.0 V
Si leakage current: 400 uA


SIS particles before: 3.6e9 (-ish)
ESR current at injection: 4.6e6 (stacked)
ESR particles after decel.: 1.5e6
Target ON density: 1.0e14

Comment:

02:22 - 02:49 40% lower ESR current at injection
Entry  Tue May 25 02:32:22 2021, Cobus, Michele, Runs, Run 0106, 2021 
No. of stacks: 30 (before 20)
length SC10: 3x 5.5s
bump ge01sq2f (sc10): -20 mm (before -10 mm)

open file : e127b_run0106.lmd

beam: 118Te52+
energy: 7 MeV/u
cooler voltage:

purpose:
Fragment beam measurement (beating the record of rad. beam pg-measurement)

Detector position (Si): -25 mm
GE01DD1IG position (Scraper): +3.5 mm (20mm away from beam)

run start: 02:31:52 25.05.2021
run stop: 03:33:08 25.05.2021
_______________________________________________________________________________

ON Rates
Si_ON_bdt: ~0 Hz
Xray_ON_bdt: 120 Hz
BaF_OR: ---

Si voltage: 100.0 V
Si leakage current: 400 uA


SIS particles before: 3.6e9 (-ish)
ESR current at injection: 5.0e6 (stacked)
ESR particles after decel.: 1.5e6
Target ON density: 1.0e14

Comment:

02:22 - 02:49 40% lower ESR current at injection
Entry  Tue May 25 03:34:11 2021, Cobus, Michele, Runs, Run 0107, 2021 
No. of stacks: 30 (before 20)
length SC10: 3x 5.5s
bump ge01sq2f (sc10): -20 mm (before -10 mm)

open file : e127b_run0107.lmd

beam: 118Te52+
energy: 7 MeV/u
cooler voltage:

purpose:
Fragment beam measurement (beating the record of rad. beam pg-measurement)

Detector position (Si): -25 mm
GE01DD1IG position (Scraper): +3.5 mm (20mm away from beam)

run start: 03:33:12 25.05.2021
run stop: 04:31:57 25.05.2021
_______________________________________________________________________________

ON Rates
Si_ON_bdt: ~0 Hz
Xray_ON_bdt: 120 Hz
BaF_OR: ---

Si voltage: 100.0 V
Si leakage current: 400 uA


SIS particles before: 3.6e9 (-ish)
ESR current at injection: 4.7e6 (stacked)
ESR particles after decel.: 1.5e6
Target ON density: 1.0e14
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