Difference between revisions of "GlueX TOF Meeting, January 17, 2013"
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* '''JLab''': Eugene Chudakov, Chuck Hutton, Mark Ito (chair), Tim Whitlatch, Beni Zihlmann | * '''JLab''': Eugene Chudakov, Chuck Hutton, Mark Ito (chair), Tim Whitlatch, Beni Zihlmann | ||
| + | ==Construction Status== | ||
TOF Meeting Notes | TOF Meeting Notes | ||
students hired and working | students hired and working | ||
| + | |||
| + | ===ESR material=== | ||
esr material, now have received a roll of esr material | esr material, now have received a roll of esr material | ||
not 3x2 ft sheets. | not 3x2 ft sheets. | ||
| Line 56: | Line 59: | ||
thickness of esr about 2 mils. 8" by 1000 ' roll | thickness of esr about 2 mils. 8" by 1000 ' roll | ||
| − | light guide | + | ===Light Guide Manufacturing=== |
| + | light guide 90% partially milled, 25% milled, 10% pollished | ||
another month for machining of all the light guides | another month for machining of all the light guides | ||
next week build first article moduels to put inside the mini-tof | next week build first article moduels to put inside the mini-tof | ||
| + | |||
| + | ===Scintillator Purchase=== | ||
| + | |||
received scintillator for first article, six modules | received scintillator for first article, six modules | ||
communication with Eljen about remaining scintillators | communication with Eljen about remaining scintillators | ||
| − | + | The manufacturer of the TOF scintillator bars is asking if we can get by with about a dozen of the long bars which are shorter by an 1/8" | |
| + | |||
| + | Paul suggests we approve request | ||
| + | |||
| + | |||
we decided to accept short module from eljen since the support structure should be able to accomodate | we decided to accept short module from eljen since the support structure should be able to accomodate | ||
| + | |||
| + | ===Mini-TOF Construction=== | ||
minitof, constrcut 1st article by next week, by next meeting have photos of things inside minitof | minitof, constrcut 1st article by next week, by next meeting have photos of things inside minitof | ||
support structure is done | support structure is done | ||
| − | + | assembly on sawhorses | |
| − | + | mount on rotating support stand | |
pmt | pmt | ||
| Line 86: | Line 99: | ||
contgracdt | contgracdt | ||
readynes review | readynes review | ||
| + | end of feb for readiness review | ||
| + | |||
invoiceing form | invoiceing form | ||
review meeting 1 hour with procurements folks | review meeting 1 hour with procurements folks | ||
| Line 91: | Line 106: | ||
way to map into evms, track costs as reflected in evmns vs invoices. | way to map into evms, track costs as reflected in evmns vs invoices. | ||
| − | tdr still out there | + | ==calibration and alignment== |
| + | , g note still in the works | ||
| + | ==tdr== | ||
| + | |||
| + | still out there | ||
Revision as of 16:29, 17 January 2013
GlueX TOF Meeting
Thursday, January 17, 2013
10:00 am EST
JLab: CEBAF Center, L207
Contents
Agenda
- Announcements
- Review of last TOF bi-weekly meeting
- Construction status
- ESR material has arrived at FSU
- Scintillator purchase
- The manufacturer of the TOF scintillator bars is asking if we can get by with about a dozen of the long bars which are shorter by an 1/8"
- I suggest we approve request
- Light Guide manufacturing: 25% completed, 90% partially milled, 25% milled, 10% pollished
- Plan to assemble 1st articles modules next week.
- completed MiniTOF support structure built
- assembly on sawhorses
- mount on rotating support stand
- Contract status
- Calibration and Alignment
- Technical Design Report contribution
References
Communication
Videoconference
- ESNet: 8542553
- EVO: SeeVogh site
- meeting link
- Phone bridge ID: 15 1627
Slides
Talks can be deposited in the directory /group/halld/www/halldweb1/html/talks/2013-1Q on the JLab CUE. This directory is accessible from the web at https://halldweb1.jlab.org/talks/2013-1Q/ .
Minutes
Present:
- FSU: Paul Eugenio, Sasha Ostrovidov
- JLab: Eugene Chudakov, Chuck Hutton, Mark Ito (chair), Tim Whitlatch, Beni Zihlmann
Construction Status
TOF Meeting Notes
students hired and working
ESR material
esr material, now have received a roll of esr material not 3x2 ft sheets. original came with adhesive, before stuck to tedlar no adhesive on the roll, thickness will be less, will send to chuck thickness of esr about 2 mils. 8" by 1000 ' roll
Light Guide Manufacturing
light guide 90% partially milled, 25% milled, 10% pollished another month for machining of all the light guides next week build first article moduels to put inside the mini-tof
Scintillator Purchase
received scintillator for first article, six modules communication with Eljen about remaining scintillators
The manufacturer of the TOF scintillator bars is asking if we can get by with about a dozen of the long bars which are shorter by an 1/8"
Paul suggests we approve request
we decided to accept short module from eljen since the support structure should be able to accomodate
Mini-TOF Construction
minitof, constrcut 1st article by next week, by next meeting have photos of things inside minitof support structure is done
assembly on sawhorses mount on rotating support stand
pmt yesterday received the final shipment all have arrived major disaster, computer died, yesterday revived. 1. led to measure gains 2. americium, 100 pmt's done 3. cesium iodide source, spectrum analyzer, 60 pmt's done 4. noise measurements, none done recieved CAEN module scintillator strontium source lead collimator, mounted Sr source, taken away
assessing the bar, move source to a few locations, next week bar ready to attach light guides
contgracdt readynes review end of feb for readiness review
invoiceing form review meeting 1 hour with procurements folks standard invoiocing procedure way to map into evms, track costs as reflected in evmns vs invoices.
calibration and alignment
, g note still in the works
tdr
still out there
<end of note>
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