Assertion: detector's electrode | /r/HasProperty | lead
Facets:
value: with liquid argon
type: OTHER
value: as the sampling material
type: MANNER
Source sentences:
text: The barrel EM calorimeter has accordion shaped electrodes and the energy-absorbing materials are lead and stainless steel, with liquid argon as the sampling material, and a cryostat is required around the EM calorimeter to keep it sufficiently cool.