Difference between revisions of "GlueX Start Counter Meeting, August 25, 2011"

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(notes as minutes)
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Talks can be deposited in the directory <code>/group/halld/www/halldweb1/html/talks/2011-3Q</code> on the JLab CUE. This directory is accessible from the web at https://halldweb1.jlab.org/talks/2011-3Q/ . You have to be a member of the "halld" Unix group to do this.
 
Talks can be deposited in the directory <code>/group/halld/www/halldweb1/html/talks/2011-3Q</code> on the JLab CUE. This directory is accessible from the web at https://halldweb1.jlab.org/talks/2011-3Q/ . You have to be a member of the "halld" Unix group to do this.
 +
 +
=Minutes=
 +
 +
start counter meeting minutes
 +
 +
Present
 +
 +
thu 10 am
 +
 +
• tried out, lguth guide with fiber a bit worse than solid light guide
 +
• heard about Fernando's SiPM
 +
∘ sent to Fernando
 +
∘ sent back
 +
∘ got everything set up yesterday
 +
• 350 ps, worst bar from plastic craft
 +
• butted against scintillator
 +
• array, no cooling
 +
• make small short light guide match to area
 +
• start characterizing performance of scintillator paddles
 +
∘ surfaces do not look that nice
 +
∘ surface important
 +
• fernando asked how many photo-electrons
 +
∘ 25-35 10 inches away, in the middle
 +
• Tim has drawing
 +
• MOU stuck in legal, will be expedited
 +
• ESR material, five big sheets
 +
∘ has two sides
 +
‣ glue backing
 +
• puneet, working with Sascha with reconstruction

Revision as of 15:56, 26 August 2011

Location, Time

Thursday, August 25, 2011
3:30 pm EDT
JLab: CEBAF Center, Room F326/7

Agenda

  1. Announcements
  2. Review minutes from previous meeting: all
  3. Prototype Report
    • New SiPM pre-amp
  4. MOU status

Communication Information

Telephone

To connect by telephone:

  1. dial:
  2. enter access code followed by the # sign: 3421244#

Video Conferencing

Slides

Talks can be deposited in the directory /group/halld/www/halldweb1/html/talks/2011-3Q on the JLab CUE. This directory is accessible from the web at https://halldweb1.jlab.org/talks/2011-3Q/ . You have to be a member of the "halld" Unix group to do this.

Minutes

start counter meeting minutes

Present

thu 10 am

• tried out, lguth guide with fiber a bit worse than solid light guide • heard about Fernando's SiPM ∘ sent to Fernando ∘ sent back ∘ got everything set up yesterday • 350 ps, worst bar from plastic craft • butted against scintillator • array, no cooling • make small short light guide match to area • start characterizing performance of scintillator paddles ∘ surfaces do not look that nice ∘ surface important • fernando asked how many photo-electrons ∘ 25-35 10 inches away, in the middle • Tim has drawing • MOU stuck in legal, will be expedited • ESR material, five big sheets ∘ has two sides ‣ glue backing • puneet, working with Sascha with reconstruction