Difference between revisions of "JEF meeting, July 9, 2021"
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** Looked at 1/3 of spring 2017 data set = ~10% of expected data for JEF 100 PAC days | ** Looked at 1/3 of spring 2017 data set = ~10% of expected data for JEF 100 PAC days | ||
** Compared data with MC using several different methods for analyzing data | ** Compared data with MC using several different methods for analyzing data | ||
− | *** all masses constrained vs. & | + | *** all masses constrained vs. π0 mass constrained vs. no mass constraints |
*** Chose "best" π0γγ combination based on χ^2 test | *** Chose "best" π0γγ combination based on χ^2 test | ||
** Generated samples for TMVA analysis | ** Generated samples for TMVA analysis | ||
*** Simulated 2π0, ω→π0γ, η→3π0,... backgrounds | *** Simulated 2π0, ω→π0γ, η→3π0,... backgrounds | ||
− | * Being able to test different reaction hypotheses for a given event (for example η→π+π-π0 vs. η→e+e-π0 in the works for DSelector | + | * Being able to test different reaction hypotheses for a given event (for example η→π+π-π0 vs. η→e+e-π0) in the works for DSelector |
* Azizah gave an update on a new tool to fire 2 photons at the same time to test cluster separation | * Azizah gave an update on a new tool to fire 2 photons at the same time to test cluster separation |
Revision as of 13:20, 9 July 2021
Meeting time and location= 9:00 am EST (JLab time) Bluejeans only
Connection instructions
We are using BlueJeans Video/Audio conferencing. Our meeting ID number is 992533564. Click "Expand" for more 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)
- If connecting via Web Browser: click this link (no passcode is needed):
- If connecting via Phone: Dial one of the following numbers and then enter the meeting ID above and hit "#" or "##"
- Dial: 1 888 240 2560 (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
Agenda
- SICCAS crystals
- Module fabrication
- COMCAL tests, TAC running, etc.
- Data analysis
- Simulations
- Di-photon Toy generator
Minutes
Attendees: Igal,Bill B.,Igor,Chase,Phil,Azizah,Jon,Zisis,Joanna,Arshak,Sasha,Varun,Olga,Jane,S.T.
- No update from SICCAS, will organize follow-up meeting in the next 2 weeks
- Crytur expressed interest in producing crystals for JEF
- Sasha continues rebuilding COMCAL (installed more PMT dividers, LMS ready to go)
- No update regarding PMT divider redesign
- Sasha starting paperwork for loan agreement with GWU
- UNCW students expected at the lab soon (next week?)
- Igal gave an update on η→π0γγ
- Looked at 1/3 of spring 2017 data set = ~10% of expected data for JEF 100 PAC days
- Compared data with MC using several different methods for analyzing data
- all masses constrained vs. π0 mass constrained vs. no mass constraints
- Chose "best" π0γγ combination based on χ^2 test
- Generated samples for TMVA analysis
- Simulated 2π0, ω→π0γ, η→3π0,... backgrounds
- Being able to test different reaction hypotheses for a given event (for example η→π+π-π0 vs. η→e+e-π0) in the works for DSelector
- Azizah gave an update on a new tool to fire 2 photons at the same time to test cluster separation