|
|
Line 11: |
Line 11: |
| # Bcal section | | # Bcal section |
| #* Zisis will get a quote from Ross machining to find out how much it would cost to polish a segment (both ends) | | #* Zisis will get a quote from Ross machining to find out how much it would cost to polish a segment (both ends) |
− | #* Will will send a shipping address.
| |
| # JLab to determine how many fibers could be spared now to use in this project. | | # JLab to determine how many fibers could be spared now to use in this project. |
− | # Elton to determine availability of FM pmts (either from the project for loan) or for purchase from Hamamatsu | + | # Will, update references on "alternative readout page" with those found by Zisis |
− | # Schedule: refinement of schedule by Will with input from Elton and others.
| + | # Zisis, Elton: Suggestion to USM on testing prototype |
− | | + | # USM: sketch of test setup to facilitate feedback |
− | = Reference Documents on DocDB =
| + | # Elton: Feedback to Will on estimate of photons in Bcal |
− | | + | |
− | # FM PMTs in magnetic field | + | |
− | ## Athens work: [http://argus.phys.uregina.ca/cgi-bin/private/DocDB/ShowDocument?docid=712 GlueX-doc-712]
| + | |
− | ## FIU work: [http://argus.phys.uregina.ca/cgi-bin/private/DocDB/ShowDocument?docid=1173 GlueX-doc-1173] | + | |
− | # Light guide work | + | |
− | ## Regina work: [http://argus.phys.uregina.ca/cgi-bin/private/DocDB/ShowDocument?docid=651 GlueX-doc-651]
| + | |
− | ## Indiana work: [http://argus.phys.uregina.ca/cgi-bin/private/DocDB/ShowDocument?docid=850 GlueX-doc-850], [http://argus.phys.uregina.ca/cgi-bin/private/DocDB/ShowDocument?docid=1045 GlueX-doc-1045]
| + | |
− | # Calorimeter Performance
| + | |
− | ## Beam Tests: [http://argus.phys.uregina.ca/cgi-bin/private/DocDB/ShowDocument?docid=1071 GlueX-doc-1071], [http://argus.phys.uregina.ca/cgi-bin/private/DocDB/ShowDocument?docid=845 GlueX-doc-845]
| + | |
| | | |
| = Documents to Review= | | = Documents to Review= |
| | | |
− | [http://argus.phys.uregina.ca/cgi-bin/private/DocDB/ShowDocument?docid=1244 Bcal signal shapes and sizes GlueX-doc-1244]
| + | = Tentative Agenda = |
− | | + | |
− | [http://www.jlab.org/Hall-D/software/wiki/images/3/33/ING-09-0875_UTFSM_roland_mdx-40_04302009_05-2009.pdf Modeling CNC machine 1]
| + | |
− | | + | |
− | [http://www.jlab.org/Hall-D/software/wiki/images/b/b5/ING-09-0854_UTFSM_mdx-540_04-2009.pdf Modeling CNC machine 2]
| + | |
− | | + | |
− | [http://www.jlab.org/Hall-D/software/wiki/images/4/40/FMreadout_schedule_v2.pdf Updated schedule for FM PMT design, from USM]
| + | |
− | | + | |
− | = Agenda and Minutes= | + | |
| | | |
| # Announcements | | # Announcements |
| # Review of Action Items | | # Review of Action Items |
− | #* Zisis: Currently Ross machining is providing estimate for the full Bcal production. When this is complete they will request an estimate for diamond cutting a section. | + | # Updated schedule (Will) |
− | #* Jan (Alberta) has inquired whether they should ship back the small module used for machine tests. UofR would like it back, but Jim should be consulted before shipment.
| + | # Prototyping |
− | # Preliminary report from USM
| + | # Simulations |
− | #* Updated schedule (Will)
| + | |
− | #** Will requested suggestions on how to quantify prototype tests. | + | |
− | #** Zisis will provide information on the bcal testing for reference.
| + | |
− | #** Suggestions on a good light source are welcome.
| + | |
− | #** A sketch of the test setup would be useful to elicit more feedback.
| + | |
− | #* [http://www.jlab.org/Hall-D/software/wiki/images/5/58/LightCollection.pdf Light collection] (Will)
| + | |
− | #** Will requested feedback to his estimate that is 3 times lower than numbers Elton has been using.
| + | |
− | #* Prototyping planning (Sergey)
| + | |
− | #** ''R5505-70 17.5 mm, 26 mm OD vs. H6152-70 17.5 mm, 31 mm OD'' | + | |
− | #*** [Note by Elton] The first is the pmt proper, the second is the pmt and assembly. Hamamatsu strongly recommends the assembly because the divider is tricky for this tube.
| + | |
− | #** ''CNC modeling mill selection (see documents linked above)''. USM is setting up to become a specialty shop.
| + | |
− | #** Purchases are underway, including Hamamatsu 7525 pmt, normal pmt with the same photocathode as the FM pmts.
| + | |
− | #** Ordered 250 wavelength shifting 1mm fibers, which can be used together with a blue LED.
| + | |
− | #* KLOE energy resolution (Sergey)
| + | |
− | #** ''1.64% vs. 2.4% KLOE 'b' term (5.5% vs. 6.1% in the ‘a’ term)''
| + | |
− | #* [http://www.jlab.org/Hall-D/software/wiki/images/3/38/Student_Activities_on_Hall-D_7_May.pdf Summary of student activities on Hall D alternative readout project] (Alam)
| + | |
− | #* New lab spaces are being assigned to the Project (Alam)
| + | |
− | #*
| + | |
− | # Review timeline
| + | |
− | #* Materials for prototyping
| + | |
− | # Bcal signals (Elton)
| + | |
| # MOU with USM | | # MOU with USM |