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Calorimeter Wiki Web Space

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titleCAL Data Monitoring
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  • I (Grove) have sent around a number of email messages about CAL Data Monitoring. I've tried to collect them in confluence at CAL Data Monitoring so they're more readily accessible in the future.
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titleCAL Integration and Test
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Date

Name

Summary

06/07/2004 (Instrument Analysis Workshop #1)

A. Chekhtman

Calibration of energy and position measurement in CAL

09/27/2004 (Instrument Analysis Workshop #2)

M. Strickman

How Does Calibration Flow Through the New Single CDE CalRecon and CalDigi?

09/27/2004 (Instrument Analysis Workshop #2)

E. Grove

CAL Calibration Data Sources During Assembly, Integration and Test

09/27/2004 (Instrument Analysis Workshop #2)

A. Chekhtman

CAL crosstalk issues and their Implications

09/27/2004 (Instrument Analysis Workshop #2)

B. Lott

Imaging crystals with TKR

09/27/2004 (Instrument Analysis Workshop #2)

A. Makeev

Light collection non-uniformity near the end of crystal

03/10/2005 (Instrument Analysis Workshop #3)

Z. Fewtrell

CAL Calibration Software

03/10/2005 (Instrument Analysis Workshop #3)

D. Smith

Recon at the Single Crystal Level

03/10/2005 (Instrument Analysis Workshop #3)

B. Lott

A first glance at the Tkr + Cal data

07/14/2005 (Instrument Analysis Workshop #4)

D. Smith

Stability of the CAL Calibrations

07/14/2005 (Instrument Analysis Workshop #4)

A. Chekhtman

Shaped Digital Readout Noise in CAL

07/14/2005 (Instrument Analysis Workshop #4)

E. Nuss

TKR tracks, CAL tracks and Crystal Maps

07/14/2005 (Instrument Analysis Workshop #4)

Z. Fewtrell

GLAST Calorimeter Crystal Position Measurement

07/15/2005 (Instrument Analysis Workshop #4)

A. Chekhtman

Summary of Current Understanding of CAL Retriggering

08/29/2005 (Instrument Analysis Workshop #5)

F. Piron / E. Nuss

Comprehensive review of CAL calibrations

02/24/2006

F. Piron / E. Nuss

24 Feb 06 Trending Report

02/27/2006 (Instrument Analysis Workshop #6)

D. Smith

Testing some CAL Specs

02/27/2006 (Instrument Analysis Workshop #6)

F. Piron / E. Nuss

Trending CAL performance and mapping crystals

02/27/2006 (Instrument Analysis Workshop #6)

A. Chekhtman

CAL Features and Idiosyncrasies

02/28/2006 (Instrument Analysis Workshop #6)

J. Dai

CAL LE trigger behavior for short and long track events

02/28/2006 (Instrument Analysis Workshop #6)

E. do Couto e Silva

Testing CAL LE and CAL HE triggers with muons and photons

02/28/2006

B. Giebels

Range selections in B30

03/29/2006

B. Giebels

LAT701 Run

Papers:

  • 207th AAS (Jan 2006): "Production, Calibration and Environmental testing of the GLAST/LAT CsI Calorimeter Flight Modules" (poster)
  • 1st GLAST Symposium (Feb 2007): "Performance of the Calorimeter of the GLAST Large Area Telescope" (poster, proceedings)
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titleCAL in LAT Calibration Unit
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Date

Name

Summary

11/14/2006 (Beam Test Workshop #4)

P. Bruel

Update on calorimeter studies

11/14/2006 (Beam Test Workshop #4)

B. Lott

Longitudinal profiles

11/14/2006 (Beam Test Workshop #4)

A. Chekhtman

Status of CAL calibration

11/14/2006 (Beam Test Workshop #4)

B. Giebels

Calibration with pions in SPS

11/15/2006 (Beam Test Workshop #4)

J. Conrad

Update on CAL FHE study

03/27/2007 (LAT collaboration meeting - GSFC)

P. Bruel

Beam tests and Energy measurement

03/27/2007 (LAT collaboration meeting - GSFC)

A. Chekhtman

Lessons learned from CAL calibrations

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titleCAL GCR Calibration
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06/10/2008

  • Zach: Final stages of producing initial flight calibrations including crosstalk corrections, etc.
  • Fred: Working on L&EO timeline for calibration. Redoing ion rate plots layer by layer
  • Berrie: Berrie, David, Zach, Sasha working on adapting David's LAC calibration model for NomSciOps data - about done. Next is FLE
  • Elliott: Yvonne needs to redo energy deposit study vs angle, energy with new MC (including LPM, etc)

06/17/2008

  • Berrie points out that being able to "join" AFEE temps and other calibration information would be desirable. He will look into this @ SLAC
  • Fred will submit sims to Zach's requirement to SLAC or Lyon pipeline
  • Fred asks who is responsible for validating filter performance during L&EO? Fred will send a note to Richard Hughes and Eric Grove about this

06/24/2008

  • Simulations for proton/interrange testing
  • Status
    • Zach
      • knee deep in proton interrange calibration code
        • currently building new app utilizing existing Muon & GCR calib code
        • Took some work, but now we have appropriate simulation code - intend to run existing GCR calib code on the new sim.
    • Sasha
    • Fred
    • Berrie
    • Others

Papers:

  • D. Bederede et al., "Performance of the CsI(Tl) detector element of the GLAT calorimeter", NIM A 518, 15-18 (2004)
  • O. Ferreira et al., "Environmental tests of the GLAST validation module calorimeter", NIM A 530, 323-329 (2004)
  • B. Lott et al., for the GLAST collaboration, "Response of the GLAST LAT calorimeter to relativistic heavy ions", NIM A 560, 395 (2006) (pdf)
  • 1st GLAST Symposium (Feb 2007): "Heavy ion beam tests for the preparation of the LAT on-orbit calibration" (poster)
  • ICRC Conference (July 2007): "In-flight calibration of the GLAST Large Area Telescope calorimeter" (poster pdf, ppt, proceedings)
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titleCAL Energy Reconstruction Methods
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Date

Name

Summary

03/25/2005

B. Giebels

Recon Algs extensions

10/17/2005 (note)

P. Bruel

Energy reconstruction at high energy with the LAT

02/09/2006 (note)

P. d'Avezac

A Maximum-Likelihood Energy Reconstruction Method

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titleCAL Mip Finder
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Date

Name

Summary

08/08/2005 (C&A meeting)

F. Piron

CAL Mip Finder (update)

06/29/2006 (Beam Test Workshop #3)

F. Piron

CAL Mip Finder and residual background rejection

11/15/2006 (Beam Test Workshop #4)

F. Piron

Validation of CAL Mip Finder algorithm with CERN / PS proton data

03/26/2007 (LAT collaboration meeting - GSFC)

S. Guiriec

Mip Finder: Performances and Proton Rejection

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titleUseful Tips
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Date

Name

Summary

03/06/2005

Z. Fewtrell

Operation of Ideal gains

03/09/2005

D. Chamont

How to try Fuzzy Clustering

04/11/2005

M. Strickman

CalRecon and Digi Ideal Calibration Mode

11/05/2007

Z.Fewtrell

CalTuple documentation

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titleCalRecon Refactoring
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Date

Name

Summary

07/19/2005

D. Chamont

Pre-DC2 Refactoring Proposal

07/19/2005

T. Usher

Cal Restructuring Action Items

05/04/2005

T. Usher

CalRecon Data

03/09/2005

D. Chamont

CalRecon Algorithms

04/13/2005

D. Chamont

CalRecon Validation Script

Calorimeter Action Items in jira

Jira Issues
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