[Halld-jlab] Hall D Staff Meeting Notes, September 18, 2017

[Mark Ito]

Pleas find the notes below and at 
https://halldweb.jlab.org/wiki-private/index.php/Hall_D_Staff_Meeting,_September_18,_2017 
.

_________________________


  Hall D Staff Meeting, September 18, 2017

 From Gluex PRIVATE Wiki

Present: Thomas Britton, Eugene Chudakov (chair), Mark Dalton, Alexandre 
Deur, Hovanes Egiyan, Sergey Furletov, Mark Ito, David Lawrence, Paul 
Mattione, Elton Smith, Sascha Somov, Simon Taylor, Beni Zihlmann


    Announcements

Eugene:

  * accelerator schedule is out
      o accelerator readiness is on track, might be some tightening of
        schedule
  * ARM policy change, see Eugene's email to the group.
      o rapid access will help
  * Sascha and Scot Spiegel promoted, congratulations!


    Preparations for Run

Eugene:

  * U-tubes for solenoid going in today
  * goni surveyed last week
  * DIRC parts (water purification system) arrive this week
      o other items pushed back
      o frame parts arrive in November

Elton:

  * New prototype muon chamber, 64" square
      o downstream of FCAL platform
      o may interfere with TAC measurement
      o info being prepared on the DocDB
      o operating instructions being added to wiki
      o will be received in the EEL, staged there
      o will be read-out with regular trigger
          + some special testing with TOF triggers planned

Sergey:

  * TRD[?] may go in again
      o need trigger hook-up, documentation

Hovanes:

  * wires on goni already installed

Eugene:

  * TPOL: no local owner right now
      o JLab is buying TPOL hardware from ASU
      o Alexandre volunteered for TPOL project

Sascha:

  * PS crate needs re-assembly
  * New firmware coming for the TIs, needs testing

Sergey:

  * have started turning on data acquisition crates


    Data Analysis

Eugene:

  * high intensity running from Spring 2017 need full reprocessing
      o Paul: this should take 3 weeks, with needed calibrations 5 weeks

Beni:

  * looking tagger peak with PS triggers and physics trigger
      o sees differences between high and low intensity running in
        Spring 2017
      o also dependence on diamond orientation

Elton:

  * putting in geometry of CPP
  * found code has assumption of 65 cm target position in several places
      o in particular, plane of RF set there
      o not all software components were consistent on this choice
          + problems now fixed as far as he can tell

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  * This page was last modified on 18 September 2017, at 16:04.
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-- 
Mark Ito, marki at jlab.org, (757)269-5295

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