Difference between revisions of "Pi0 Polarizability Meeting Aug 30, 2019"
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# Action Items | # Action Items | ||
## Lingyun Dai, Hunan University: Changsha, Hunan, CN (dailingyun@hnu.edu.cn) | ## Lingyun Dai, Hunan University: Changsha, Hunan, CN (dailingyun@hnu.edu.cn) | ||
+ | # PAC 47 | ||
+ | ## [[Media:LOI12-19-003 TAC THY.pdf | TAC Physics Comments]] | ||
+ | ##* One-pion exchange contribution (C-parity conservation?) | ||
+ | ##* Eliminating contributions from iso-scalar resonances (experiment) | ||
+ | ##* Sensitivity of cross sections to polarizability (theory) | ||
+ | ##* Corrections due to photon virtuality (theory) | ||
+ | ## [[Media:EltonMark emailto SteveDytman.png | email from Elton and Mark to PAC Reviewer Steve Dytman]]. Homework to prepare for a proposal (Questions not answered by the LOI): | ||
+ | ##* So far we have only qualitatively investigated backgrounds, but do not find any particular reactions that have not been considered for pi0 and pi+pi- Primakoff reactions. Detailed studies needed. | ||
+ | ##* Determine how backgrounds will affect the determination of the pi0pi0 Primakoff cross section. | ||
+ | ##* Evaluate sensitivity to run time. Need to justify requested beam time. | ||
+ | ##* Develop the case for measuring pi0pi0 production at threshold aside from the determination of the polarizability. | ||
+ | ## [https://www.jlab.org/exp_prog/PACpage PAC47 Report] | ||
# Other business | # Other business | ||
# Next meeting | # Next meeting |
Revision as of 09:52, 30 August 2019
Contents
Meeting Information
Meeting Time And Location
10:00 am ET (JLab time)
CC F228
Connecting
Dummy for now: 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
- Contact Dai regarding the pi0pi0 proposal (Elton).
Tentative Agenda
- Announcements
- Wiki pages moved to open repository
- Action Items
- Lingyun Dai, Hunan University: Changsha, Hunan, CN (dailingyun@hnu.edu.cn)
- PAC 47
- TAC Physics Comments
- One-pion exchange contribution (C-parity conservation?)
- Eliminating contributions from iso-scalar resonances (experiment)
- Sensitivity of cross sections to polarizability (theory)
- Corrections due to photon virtuality (theory)
- email from Elton and Mark to PAC Reviewer Steve Dytman. Homework to prepare for a proposal (Questions not answered by the LOI):
- So far we have only qualitatively investigated backgrounds, but do not find any particular reactions that have not been considered for pi0 and pi+pi- Primakoff reactions. Detailed studies needed.
- Determine how backgrounds will affect the determination of the pi0pi0 Primakoff cross section.
- Evaluate sensitivity to run time. Need to justify requested beam time.
- Develop the case for measuring pi0pi0 production at threshold aside from the determination of the polarizability.
- PAC47 Report
- TAC Physics Comments
- Other business
- Next meeting
Minutes
Attending: