Difference between revisions of "Π polarizability Meeting Apr 28, 2021"
From GlueXWiki
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# [https://drive.google.com/drive/folders/1aiSOVh4zWwnObV5fA0eF-OXG8YbE14pO?usp=sharing Responses to the ERR]. This link points to the draft response to the ERR. | # [https://drive.google.com/drive/folders/1aiSOVh4zWwnObV5fA0eF-OXG8YbE14pO?usp=sharing Responses to the ERR]. This link points to the draft response to the ERR. | ||
## MWPCs (fabrication, testing) (Rory) | ## MWPCs (fabrication, testing) (Rory) | ||
+ | ##* MWPC document is close to complete | ||
+ | ##* Rory paned through the document. It is a nice summary of the MWPCs and will serve as a reference. | ||
+ | ##* There might be small updates needed, but the present draft is sufficient for the response to the ERR. Document will be uploaded to the portal as a reference in the ERR response. | ||
## [https://userweb.jlab.org/~ilarin/cpp/trigrate_vs_tgtpos.png Trigger rates (beam test analysis, expectation with target pulled back)] (Ilya) | ## [https://userweb.jlab.org/~ilarin/cpp/trigrate_vs_tgtpos.png Trigger rates (beam test analysis, expectation with target pulled back)] (Ilya) | ||
## Hdgeant4 (initial setup and plan for running simulations) (Mark and Beni) | ## Hdgeant4 (initial setup and plan for running simulations) (Mark and Beni) | ||
Line 85: | Line 88: | ||
## MWPC gas system | ## MWPC gas system | ||
## [[Tracking / extrapolation to MWPCs]] (Simon) | ## [[Tracking / extrapolation to MWPCs]] (Simon) | ||
+ | ##* Simon has made some final pull request to git to extrapolation to MWPCs. | ||
+ | ##* He has also updated the geometry (in hdds) adding the Pb picture frame to the geometry | ||
+ | ##* Beni will merge the pull request and update ccdb with the updated geometry | ||
## Higher level analysis (e.g. PID, efficiencies and reconstruction) (Rory) | ## Higher level analysis (e.g. PID, efficiencies and reconstruction) (Rory) | ||
## Rates in MWPCs (Ilya) | ## Rates in MWPCs (Ilya) | ||
Line 92: | Line 98: | ||
## Timeline to publication | ## Timeline to publication | ||
## Table of responsibilities | ## Table of responsibilities | ||
− | # GlueX Data Analysis | + | ## Discussion of submitting the Response to the ERR |
− | # | + | ##* Elton: Reviewed the latest updates on the document. Is ready to submit. Rory will take a last look and make any necessary changes. |
− | #* | + | ##* The timelines and responsibilities were reviewed in group; no changes made. |
− | # | + | ##* The response will be submitted to the ERR later today. |
+ | ## Status of MWPCs, shipment (some of this discussion has held earlier, but I place all comments together) | ||
+ | ##* Update on construction (Rory) | ||
+ | ##* Albert and Andrew and finishing off the last (8th) chamber; delayed last week due to some illness | ||
+ | ##* Albert and Andrew had their first shot on April 22; it will be about 6 weeks before vaccination cycle is complete. | ||
+ | ##* Schedule for bringing first shipment (4 chambers) of MWPCs to JLab is proposed for week of May 24th. Rory would drive down alone, drop off and fly back. | ||
+ | ##* Albert could come down to JLab once his vaccination period and paper work is complete | ||
+ | ##* This proposal allows the chambers to be at JLab so that we can start hooking up and making sure we have all the equipment needed for testing# GlueX Data Analysis | ||
+ | ##* Preparation (Beni) | ||
+ | ##* EEL 126 will be available at the end of May (Jack Segal and Walt Akers are in the loop) | ||
+ | ##* Will need some premix Ar/CO2 90/10. Rory clarified: it is 90/10 by VOLUME. Gas flow is 5 cc/s | ||
+ | ##* No show stoppers. If room for storage is needed, we can use the ESB | ||
+ | ##* Need cables and time for setup. [Note added: CPP Meeting next Wed morning will be on Electronics with Fernando and Chris] | ||
+ | ##* Need some tables to lay the chamber flat for cosmic testing. | ||
+ | ##* Rory: Will bring down a nice HV power supply controlled by an Arduino, instead of the Bertan | ||
+ | ##* Rory: Will also bring some lifting bars to move the chamber. | ||
+ | ##* Beni is working on a detailed plan for receiving and testing. | ||
+ | # Analysis (Andrew) | ||
+ | #* Andrew updated the group on the analysis of Bethe-Heitler pairs | ||
+ | #* He will show his work at the Calorimeter Working Group meeting at 11 am. | ||
# Other business | # Other business | ||
# Next meeting | # Next meeting |
Revision as of 14:59, 28 April 2021
Meeting Time And Location
09:00 EST (JLab time) Weekly Meeting
REMOTE during Covid-19
Connecting
You can connect using BlueJeans Video conferencing (ID: 949 429 419). (Click "Expand" to the right for details -->):
- Make sure you have created a BlueJeans account via your JLab CUE account using this link:
- http://jlab.bluejeans.com (You should only need to do this once)
- Meeting ID: 949 429 419
- (you may need to type this in, depending how you connect)
- If connecting via Web Browser: click this link (no passcode is needed):
- If connecting via iOS or Android App:
- Use your JLab e-mail address to log in and then enter the meeting ID given above to join the meeting
- If connecting via Phone: Dial one of the following numbers and then enter the meeting ID above and hit "#" or "##"
- Dial: (408) 740-7256 (US or Canada only)
- or, List of International Numbers
- If connecting via Polycom unit:
- Dial 199.48.152.152 or bjn.vc
- Enter meeting ID above
Action Items
Preliminary Agenda
- Previous CPP meeting: Apr 21, 2021
- Announcements
- Action Items
- CPP and NPP Readiness Review
- Responses to the ERR. This link points to the draft response to the ERR.
- MWPCs (fabrication, testing) (Rory)
- Trigger rates (beam test analysis, expectation with target pulled back) (Ilya)
- Hdgeant4 (initial setup and plan for running simulations) (Mark and Beni)
- Analysis (low level reconstruction, monitoring) (David to write paragraph)
- CDC Coverage of electronics by one crate (Beni)
- MWPC gas system
- Tracking / extrapolation to MWPCs (Simon)
- Higher level analysis (e.g. PID, efficiencies and reconstruction) (Rory)
- Rates in MWPCs (Ilya)
- Microscope move (Elton)
- Meeting with Richard and James on April 12 @ 1:30 pm. Review at beamline meeting yesterday. Jig pieces are being ordered. Delta E=4.65 - 6.2 GeV
- By straddling the vacuum chamber support, we can move the microscope downstream by 280 cm.
- Timeline to publication
- Table of responsibilities
- GlueX Data Analysis
- CPP Software
- PID + AI
- Other business
- Next meeting
Minutes
Attending: Albert, Alex, Beni, Mark, Rory, Simon, Elton
- Previous CPP meeting: Apr 21, 2021
- Announcements
- Action Items
- CPP and NPP Readiness Review
- Responses to the ERR. This link points to the draft response to the ERR.
- MWPCs (fabrication, testing) (Rory)
- MWPC document is close to complete
- Rory paned through the document. It is a nice summary of the MWPCs and will serve as a reference.
- There might be small updates needed, but the present draft is sufficient for the response to the ERR. Document will be uploaded to the portal as a reference in the ERR response.
- Trigger rates (beam test analysis, expectation with target pulled back) (Ilya)
- Hdgeant4 (initial setup and plan for running simulations) (Mark and Beni)
- Analysis (low level reconstruction, monitoring) (David to write paragraph)
- CDC Coverage of electronics by one crate (Beni)
- MWPC gas system
- Tracking / extrapolation to MWPCs (Simon)
- Simon has made some final pull request to git to extrapolation to MWPCs.
- He has also updated the geometry (in hdds) adding the Pb picture frame to the geometry
- Beni will merge the pull request and update ccdb with the updated geometry
- Higher level analysis (e.g. PID, efficiencies and reconstruction) (Rory)
- Rates in MWPCs (Ilya)
- Microscope move (Elton)
- Meeting with Richard and James on April 12 @ 1:30 pm. Review at beamline meeting yesterday. Jig pieces are being ordered. Delta E=4.65 - 6.2 GeV
- By straddling the vacuum chamber support, we can move the microscope downstream by 280 cm.
- Timeline to publication
- Table of responsibilities
- Discussion of submitting the Response to the ERR
- Elton: Reviewed the latest updates on the document. Is ready to submit. Rory will take a last look and make any necessary changes.
- The timelines and responsibilities were reviewed in group; no changes made.
- The response will be submitted to the ERR later today.
- Status of MWPCs, shipment (some of this discussion has held earlier, but I place all comments together)
- Update on construction (Rory)
- Albert and Andrew and finishing off the last (8th) chamber; delayed last week due to some illness
- Albert and Andrew had their first shot on April 22; it will be about 6 weeks before vaccination cycle is complete.
- Schedule for bringing first shipment (4 chambers) of MWPCs to JLab is proposed for week of May 24th. Rory would drive down alone, drop off and fly back.
- Albert could come down to JLab once his vaccination period and paper work is complete
- This proposal allows the chambers to be at JLab so that we can start hooking up and making sure we have all the equipment needed for testing# GlueX Data Analysis
- Preparation (Beni)
- EEL 126 will be available at the end of May (Jack Segal and Walt Akers are in the loop)
- Will need some premix Ar/CO2 90/10. Rory clarified: it is 90/10 by VOLUME. Gas flow is 5 cc/s
- No show stoppers. If room for storage is needed, we can use the ESB
- Need cables and time for setup. [Note added: CPP Meeting next Wed morning will be on Electronics with Fernando and Chris]
- Need some tables to lay the chamber flat for cosmic testing.
- Rory: Will bring down a nice HV power supply controlled by an Arduino, instead of the Bertan
- Rory: Will also bring some lifting bars to move the chamber.
- Beni is working on a detailed plan for receiving and testing.
- MWPCs (fabrication, testing) (Rory)
- Analysis (Andrew)
- Andrew updated the group on the analysis of Bethe-Heitler pairs
- He will show his work at the Calorimeter Working Group meeting at 11 am.
- Other business
- Next meeting