AIDA GELINA BRIKEN nToF CRIB ISOLDE CIRCE nTOFCapture DESPEC DTAS EDI_PSA 179Ta CARME StellarModelling DCF K40
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ID Date Author Subject Text Attachments
  18   Fri Feb 23 13:15:05 2018 Thomas Chillery, Raffaele Buompane, David RapagnaniSetup - Beam Tuning and Prepare Chamber for Measurement at 3.45MeV 7Li - Night of 22ndChecking SRIM 3.5 MeV 7Li is stopped in
9.06um mylar or 10.09 um CH2.

After the long run at 3.0MeV on
  
  17   Thu Feb 22 18:04:12 2018 Thomas Chillery, Raffaele Buompane, David Rapagnani, Lucio GialanellaMeasurement - 3.0MeV 7Li on CH2 Target VIIYesterday (21st) night we saw this low
channel, high rate (1500Hz) noise on the
diode spectrum - see eLog entry #15.
 Nuclear_Reaction-master.xlsx180222_diode.jpg180222_ADC4CH24.jpg180222_ADC2CH7.jpgPinDiode_AlphaSpectra.jpg 
  16   Thu Feb 22 14:55:09 2018 Thomas ChilleryADC6 SettingsDAQ Settings for ADC6 settings attached.
ADC 6 has been used for the pin diode during
the week starting 19/02/2018
 ADC6_Settings1.jpgADC6_Settings2.jpgADC6_Settings3.jpgADC6_Settings4.jpgADC6_Settings5.jpg 
  15   Thu Feb 22 10:40:49 2018 Thomas Chillery, Raffaele Buompane, David Rapagnani, Lucio GialanellaMeasurement / Test - 3.0MeV 7Li on CH2 Target VIIOn 21/02/2018 after beam tuning and pumping
down at 18:07 the pressures read Up = 1.2e-5mBar,
Down = 3.2e-5mBar. We were happy to power
 180221_PinDiode.png180221_S2BackStrip_ADC4CH24.png180221_S2FrontStrip_ADC2CH7.png 
  14   Thu Feb 22 07:58:48 2018 Thomas Chillery, Tom Davinson, Raffaele Buompane, David Rapagnani, Lucio GialanellaSetup - Beam Tuning and Prepare Chamber for Measurement at 3.0MeV 7LiOn 21/02/2018 we reattempted the beam tuning.
We expected this to be easier now the rogue
mylar is removed from the beamline.
 IMG_2738.JPG 
  13   Wed Feb 21 10:46:22 2018 Thomas Chillery, Tom Davinson, Raffaele Buompane, David RapagnaniSetup - Pulser Settings and 20/02/2018 Pulser WalkthroughThe PB-5 Pulse Generator settings are as
follows:

Fall Time = 100us
 BKG_zoombeam1.jpg 
  12   Tue Feb 20 17:03:08 2018 Thomas Chillery, Tom Davinson, Raffaele Buompane, David RapagnaniSetup - Beam TuningThe pumps were left on overnight, in the
morning at 8:25 the pressure reads:

Up = 1.5e-5 mBar and Down = 4.0e-5
 IMG_2712.JPGIMG_2709.JPGIMG_2724.JPG 
  11   Tue Feb 20 16:57:49 2018 Thomas ChilleryScreenshots - ADC 2 and ADC 4 settings, and example pulser walkthrough   11x 
  10   Tue Feb 20 09:19:19 2018 Thomas Chillery, Tom Davinson, Raffaele Buompane, David RapagnaniSetup - Testing Chamber Vacuum and Mounting Detectors and Alpha Source(Note: Tom Davinson is now in CIRCE until
the 21st)

On 19/02/2018 we performed the
  
  9   Sat Feb 17 13:00:51 2018 Thomas ChilleryTest - S2 Detector BiasThis morning whilst I was setting up the
ribbon cabling (see eLog entry #8) I was
considering collecting a voltage bias vs
  
  8   Sat Feb 17 12:35:25 2018 Thomas ChillerySetup - Electronic CablingBetween 9:00 to 12:30 this morning Filipo
was working on the weekend 14C measurements,
allowing me to work in the lab during this
 IMG_2697.JPGIMG_2702.JPGIMG_2704.JPGIMG_2706.JPG 
  7   Fri Feb 16 18:28:42 2018 Thomas Chillery, David RapagnaniSetup - Testing Chamber VacuumBy 16:40 I mounted all three chamber lids.

The central chamber lid includes
the diode detector mount, the iris, a vacuum
  
  6   Fri Feb 16 18:21:17 2018 Thomas ChilleryIris arm problems After lunch we were still having problems
with the aperture hook, see first attached
image highlighting the arm is located in
 IMG_2677.JPGApertureArm_PetersSolution.jpg 
  5   Fri Feb 16 18:10:34 2018 Thomas Chillery, David RapagnaniSetup - Electronics Rack and Aperture IrisThis morning we moved the electronics rack
to within ~2.5m of the target chamber, leaving
room for the ribbons cables of ~5m length
  
  4   Thu Feb 15 20:45:27 2018 Thomas ChilleryPlanning - Target Chamber CAD diagramFind attached the latest CAD diagram of
the Target Chamber, drawn by Peter Black
 solid_target_11.pdf 
  3   Thu Feb 15 17:45:07 2018 Thomas Chillery, Raffaele BuompaneSetup - Problem: Connecting the actuator arm to the iris aperture armAfter lunch we attempted to connect the
actuator arms to the iris arm used to change
the iris diameter. We need two iris diameters:
 ApertureAdjustmentHooks.JPGApertureArm_TwoScrews.JPGIrisArmProblemSketch.JPG 
  2   Thu Feb 15 17:34:28 2018 Thomas Chillery, Raffaele BuompaneSetup - Mounting Target Chamber SectionsThis morning both myself and Raffaele mounted
the beamline section of the target chamber.

We also mounted the turbo located
 IMG_2621.JPG 
  1   Tue Aug 1 12:26:13 2017 Thomas Chillery10th - 22nd July 2017 Summary ReportAttached is a report summarising work performed
on the electronics and target chamber in
CIRCE from the 10th to the 22nd July 2017.
 Summary.docx 
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