GlueX Start Counter Meeting, November 13, 2023
From GlueXWiki
GlueX Start Counter Meeting
Monday, November 13, 2023
9:00 am EDT
Meeting information: https://jlab-org.zoomgov.com/j/1604147172?pwd=QjRtMDRRQ0lVNW5oVVA0VmFMSnh1dz09
Benedikt Zihlmann is inviting you to a scheduled ZoomGov meeting.
Topic: Start Counter
Contents
Agenda
- Start Counter for KLF: Agenda points requested by KLF group (GlueX Start Counter Geometry)
- SC upgrade (including plastic and detectors)
- Its connection to Cryo target
- A possibility to use JLab machine shop for SC
- Can Hall D pay for the SC work
- Start Counter status:
- Calibration: SC Calibration Wiki Page
Start Counter Calibration Notes - Start_Counter_Operations
- Geometry: SC match to tracks
- Preparation for next year's running
- Annealing program started heating at 47 degree Celsius with "heat-tape". Initial exposure time is till Christmas break.
- Operating voltages can not be increased in order to bump up the gain. The dark rate increases exponentially.
- Calibration: SC Calibration Wiki Page
Minutes
present: Moskov, Igor, Eugene, Hovanes, Beni
main discussion points:
- beam line simulation and impact of the beam on the Start Counter in terms of rate and radiation damage.
- what are the requirements for the Start Counter?
- what are the requirements on DAQ and trigger?
Action Items
Slides
Talks can be deposited in the directory /group/halld/www/halldweb/html/talks/2023 on the JLab CUE. This directory is accessible from the web at https://halldweb.jlab.org/talks/2023/ .
