[Halld-cal] Cal Working Group Meeting tomorrow

Elton Smith elton at jlab.org
Mon Jul 29 16:23:34 EDT 2013


Dear collaborators,

We will have our Cal Working group meeting tomorrow at 11. Locals in 
F207. See agenda below.

Cheers, Elton.


= Tentative Agenda =

# Announcements
# Action Items
# Monitoring
#* 
[http://argus.phys.uregina.ca/cgi-bin/private/DocDB/ShowDocument?docid=2280# 
FCAL Concept for FCAL Monitoring Plane]
# BCAL
## SiPMs Update
##* Three units (SN: 80 JLab, 219 JLab, 1933 USM) were found to be 
"hazy" during installation onto the readout assemblies at JLab.
##* We have original photos from  unit at USM after some cleaning. No 
degradation in performance was observed
##* [[Media:SiPMHaze1.JPG]] SiPM 1933 with "haze" at USM after cleaning
##* [[Media:SiPMHaze3 atJLab.jpg]] SiPM 1933 with "haze" at JLab during 
assembly
##* [[Media:SiPMHaze2.jpg]] SiPM 1933 with "haze" at JLab during 
assembly (zoom)
##* Likely the epoxy covering the sensor has been affected during 
handling. Carl is retesting them. Will keep these as spares.
# Reconstruction and Simulation
# TDR update
# Calibration of Calorimeters
# Any other business

-- 
Elton Smith
Jefferson Lab MS 12H5
12000 Jefferson Ave STE 16
Newport News, VA 23606
(757) 269-7625
(757) 269-6331 fax



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