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A couple more updates 26 Feb 2008. Updates:. Disassembled HBD East Identical pock marks on top GEMs, discarded Working on washing all copper GEMs 20 test stacks finished with pre-CsI measurements New Help! Vlad Pantuyev and Bhartendu Singh. Drift Field. FB: Clear peak with gain ~13000.
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Updates: • Disassembled HBD East • Identical pock marks on top GEMs, discarded • Working on washing all copper GEMs • 20 test stacks finished with pre-CsI measurements • New Help! • Vlad Pantuyev and Bhartendu Singh
Drift Field FB: Clear peak with gain ~13000 Zero: Clear peak with gain ~11500 RB: No clear peak! Structure is result of LLD on scope
Scintillation cube • New and improved cube is finished with machining (right Craig?) • SB is ready for aluminum and MgF2 evaporation • Real vacuum feedthrough is being assembled in SB machine shop