Slide 1 WACH4 26/11/2002Julien Cogan CERN/EP/CMA-1- M0 COOLING IN H4 Cooling is a key issue : –APD gain : ~ -2.4 % / C –XTAL response (scintillation) : ~ -1.9 % /…
M0 COOLING IN H4 Cooling is a key issue : APD gain : ~ -2.4 % / C XTAL response (scintillation) : ~ -1.9 % / C (“nominal values” from “old” measurements)…