AIDA
GELINA
BRIKEN
nToF
CRIB
ISOLDE
CIRCE
nTOFCapture
DESPEC
DTAS
EDI_PSA
179Ta
CARME
StellarModelling
DCF
K40
BRIKEN
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Mon Mar 31 13:10:30 2025
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> We connect the pulser to both CLOVERs > > G7: It looks OK except for the G7-Green as before > (there pulser peak in the spectrum) > > D4: the pulser peak appears at very low energies (200-600keV) > there seems to be a problem with pulser processing in the preamplifiers. > Should we still use it? We remove for the moment. > > > 152Eu source calibration. > > We put the 152Eu source at the center (on the cardboard) > and check de energy calibration. For most of the crystals > the calibration from March was pretty good except for D4-Red > that the gain changed by a factor 1/2 and D4-blue that changed by 2 (!?) > > We redo the calibration: > G7: the resolution at 1.4MeV is 2.7keV > D4: the resolution at 1.4MeV is 3.9keV > > DLT File; 170525_0947_152Eu_z0cm.root_000.dlt > RUN Number; 000 > RootFile: 170525_1034_152Eu.root > Comments: rate of the clovers increased from 2000cps to 2400cps > for 10 min (from TS = 41.8E6 ms to TS = 42.4E6 ms) > > We plugged the pulser in clover D4. > > DLT File: 170525_0947_152Eu_z0cm_PulserD4_001.dlt > RUN Number: 001 > RootFile: 170525_1146_152Eu_z0cm_D4Pulser.root > > > Source dimensions: > Diameter: 24.98 mm > DZ= 5.98 mm > Source ID: Ref 272, 09/9011 > Source label up
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