Difference between revisions of "JEF meeting, September 18, 2020"
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* Simulations | * Simulations | ||
** [https://halldweb.jlab.org/wiki/images/c/c9/Jared1.pdf Dark Scalar Boson PDF study] (Jared R.) | ** [https://halldweb.jlab.org/wiki/images/c/c9/Jared1.pdf Dark Scalar Boson PDF study] (Jared R.) | ||
+ | |||
+ | =Minutes= | ||
+ | Attendees: Phil,Igal,Jared,Varun,Azizah,Liping,Jon,Zisis,Jane,Arshak,Sasha,Tim B., Bill B., S.T. | ||
+ | * Sasha and Josh installed another set of 12 crystals in the PS setup in the hall | ||
+ | ** Have now studied ~80 crystals with this setup | ||
+ | ** Batch 8 had some internal imperfections | ||
+ | ** Plan to send 2 discolored SICCAS crystals back to Shanghai after doing transmittance measurements | ||
+ | * 3 modified PMT dividers have been installed in COMCAL | ||
+ | ** 2 have been fixed after correcting wrong resistor values (needed to keep current draw below 1 mA) | ||
+ | ** Hope to test with beam this weekend | ||
+ | ** Plan is to finalize design soon, then order 150 bases for COMCAL refurbishment | ||
+ | * Jared presented his study of signal PDFs for Dark Scalar search | ||
+ | ** Using 2 Crystal Ball functions to parameterize detector response (could in principle use double Guassian) | ||
+ | *** Pull distributions look good | ||
+ | *** Iterative parameter smoothing is working | ||
+ | ** Developed a set of python scripts |
Latest revision as of 17:09, 18 September 2020
Meeting time and location= 9:30 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
- Preparation for module fabrication
- COMCAL tests, TAC running, etc.
- Simulations
- Dark Scalar Boson PDF study (Jared R.)
Minutes
Attendees: Phil,Igal,Jared,Varun,Azizah,Liping,Jon,Zisis,Jane,Arshak,Sasha,Tim B., Bill B., S.T.
- Sasha and Josh installed another set of 12 crystals in the PS setup in the hall
- Have now studied ~80 crystals with this setup
- Batch 8 had some internal imperfections
- Plan to send 2 discolored SICCAS crystals back to Shanghai after doing transmittance measurements
- 3 modified PMT dividers have been installed in COMCAL
- 2 have been fixed after correcting wrong resistor values (needed to keep current draw below 1 mA)
- Hope to test with beam this weekend
- Plan is to finalize design soon, then order 150 bases for COMCAL refurbishment
- Jared presented his study of signal PDFs for Dark Scalar search
- Using 2 Crystal Ball functions to parameterize detector response (could in principle use double Guassian)
- Pull distributions look good
- Iterative parameter smoothing is working
- Developed a set of python scripts
- Using 2 Crystal Ball functions to parameterize detector response (could in principle use double Guassian)