AIDA
GELINA
BRIKEN
nToF
CRIB
ISOLDE
CIRCE
nTOFCapture
DESPEC
DTAS
EDI_PSA
179Ta
CARME
StellarModelling
DCF
K40
CARME
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Entry time:
Sat Nov 8 20:01:08 2025
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> Found D2000 #1 activated and at 250C (25W) > to prevent getting dirty when other NEGs > are activated. See previous entries. > > Attempted activation of D2000 #2 using T > 390C , rise time 30 m, hold time 90 m > > After 30 m temperature inside chamber > increased by 5C. 390 C corresponds to 75 > W. > > Attempted activation of D2000 #3 while #2 > is holding temperature. Same parameters as > above except T 400. > > After 30 min, temperature in chamber up by > 10 more C to 110. > > Attempted activation of #4 as above. > > Set #2 then #3 then #4 to 250 C after hold > time is over to protect them. All D2000 > activated. Max temperature on Kapton > bundle 110 C. > > > > Attempted activation of 2xUHV1400 linked > to top C4, channel 2. > > No thermocouple available. Used power 200 > W (2x100) rise time 30 m and hold time 90 > min. Upon reaching 200 W no effect on > chamber interior temperature. Increased to > 300 W. Temperatures increased to 120C max > roughly. Acceptable. > > Had to decrease hold time to 60 m to avoid > remaining in cave alone for too long. > Likely okay with 300 W (450 C?). Left on > 150W (400C?) to protect from subsequent > activations tomorrow. > > Because cables are unlabeled it's not > clear how far the activated UHV1400 are > from the detectors. If close, this recipe > works. If far, we may have to use lower > power for other modules.
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