Difference between revisions of "Meeting solid simulation"

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(after 2017/11)
 
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= meeting info =
 
= meeting info =
  '''Date and Location:'''  Weekly Tuesday at 10:30AM in CEBAF center F226 (announcement in solid_software emaillist)
+
  '''Date and Location:'''  Weekly Tuesday at 10:00AM ET  (announcement in solid_software emaillist)
 
  '''Conference ID''' 645531152  
 
  '''Conference ID''' 645531152  
 
  '''Desktop Sharing''' http://bluejeans.com/645531152  
 
  '''Desktop Sharing''' http://bluejeans.com/645531152  
Line 6: Line 6:
 
  '''meeting system "bluejeans" howto''' https://hallaweb.jlab.org/wiki/index.php/Bluejeans_howto
 
  '''meeting system "bluejeans" howto''' https://hallaweb.jlab.org/wiki/index.php/Bluejeans_howto
  
  Howto share files for the meeting
+
  Howto share files for the meeting (outdated, please use indico instead)
 
  you may just send the file to zwzhao@jlab.org
 
  you may just send the file to zwzhao@jlab.org
 
  The info below is about how to do it yourself
 
  The info below is about how to do it yourself
Line 14: Line 14:
  
 
= agenda and minutes =
 
= agenda and minutes =
 +
 +
== after 2017/11 ==
 +
agenda and slides
 +
 +
https://solid.jlab.org/cgi-bin/public/DisplayMeeting?conferenceid=5
 +
 +
minutes
 +
 +
*2020/09/22
 +
** Weizhi updated the hadron tracking in SIDIS_He3 which require higher gain for better efficiency. Tracking for both e and hadron will be explored.
 +
** Ye has preliminary study of EC performance at large angle for longer endcap.
 +
 +
*2020/09/15
 +
** Jinlong summarize VMM3 digitization and tracking results for PVDIS,SIDIS_He3,JPis for efficiency and accuracy. Occupancy will be provided and SIDIS_NH3 will be studied
 +
 +
*2020/09/01
 +
** Vlad updated SIDIS_NH3 trigger using EC only. Next he will add LGC and SPD into trigger
 +
 +
*2020/08/04
 +
** Weizhi updated the PVDIS setup with longer endcap. The FOM can be optimized with GEM 4 and 5 enlarged and EC large angle performance examined.
 +
 +
*2020/07/28
 +
** Jinlong updated the SIDIS_He3 GEM with VMM can reach 90\% efficiency (track found correctly), while PVDIS was shown 80% previously. JPis and SIDIS_NH3 will be worked on
 +
** Weizhi showed thin Copper shielding before PVDIS GEM1 can reduce some 100k photon which gives large energy deposition in GEM, but it can generate more secondary charge particles and he will work on further optimization. PVDIS with longer endcap is being worked on also
 +
 +
*2020/07/21
 +
** adjust simulation timeline and tasks until 2021/03 science review with more high priority items [https://hallaweb.jlab.org/wiki/index.php/SoLID_Study#Science_Review_preparation_.282020.2F05-2021.2F03.29]
 +
 +
*2020/07/14
 +
** Jinlong showed 20ns Integration vs Two Timeover-threshold
 +
** Ye Tian showed comparison of eDIS from eicRate and inclusive_e generator, where the latter has higher rate
 +
 +
*2020/07/07
 +
** Jinlong showed VMM has good result with 25ns peaking time for PVDIS
 +
** Weizhi showed update of PVDIS tracking with segmented strips
 +
 +
*2020/06/30
 +
** Weizhi showed update of PVDIS tracking with segmented strips
 +
 +
*2020/06/16
 +
** Weizhi showed PVDIS tracking with segmented strips
 +
 +
*2020/06/02
 +
** Jinlong showed VMM digitization with PVDIS.
 +
** Weizhi showed update on NH3 tracking
 +
** Zhiwen showed SIDIS_NH3 sheet of flame change with target and/or solenoid flip
 +
 +
*2020/05/26
 +
** Weizhi showed more SIDIS_NH3 tracking after a bug fix how gemc handle its target transverse field and initial idea of turning some section off for sheet of flame
 +
** Zhiwen/Vlad showed the attempt in simulation to put a shielding near NH3 target to block sheet of flame. more study is needed
 +
** We discussed the organization of collaboration meeting in two weeks and how to track various simulation studies.
 +
 +
*2020/05/19
 +
** Weizhi showed more SIDIS_NH3 tracking which has some features needed to be understood
 +
 +
*2020/05/12
 +
** Weizhi showed first attempt SIDIS_NH3 tracking without background, the result looks promising. He will test it with background next.
 +
** Jinlong summarized the VMM digitization where a lot of information is obtained and he can move on to do the next iteration
 +
** Zhiwen proposed for ANL group to test DD4hep with SoLID SIDIS_He3 DIS e- trigger rate on EC with its layout [https://github.com/JeffersonLab/solid_gemc/tree/master/analysis/ec_layout] and  generator [https://github.com/JeffersonLab/evgen_inclusive] and trigger function [https://github.com/JeffersonLab/solid_gemc/tree/master/analysis/ec_triggerfile/SIDIS_He3_Ye]. We could add light gas Cherenkov in the study if needed
 +
 +
*2020/05/05
 +
** We had a brief discussion about simulation tasks status
 +
 +
*2020/04/28
 +
** Whitney showed the current DD4hep implementation for SoLID, see [https://hallaweb.jlab.org/12GeV/SoLID/download/software/talk/dd4hep_20200428_Whitney.mp4 recording]
 +
** DD4hep for SoLID instruction will be available later
 +
** the detector definition is made of compiled C++ library and xml file and there is C++ interface for reconstruction and analysis
 +
** We plan to do some comparison studies between current gemc based simulation and DD4hep when it's ready.
 +
 +
*2020/04/21
 +
** Science Review preparation with high priority was discussed and a list is at [https://hallaweb.jlab.org/wiki/index.php/SoLID_Study#Science_Review_preparation_.282020.2F05-2020.2F09.29]
 +
** talk about DD4hep with SoLID is postponed to next week
 +
 +
== before 2017/11 ==
 +
 +
*2017/11/28
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/SIDIS_background_update_11282017.pdf pdf] SIDIS bkg update, Ye Tian
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/spd_sim_11202017.pdf pdf] LASPD simulation, Sanghwa
 +
*2017/11/21
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/PVDIS_background_update_11212017.pdf pdf] PVDIS bkg update, Ye Tian
 +
*2017/11/14
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/PVDIS%206.6%20GeV.pdf pdf] SoLID/PVDIS 6.6 GeV, Rich Holmes (updated 11/27 to include energy spectrum ratio plots)
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/PVDIS_background_update_11142017.pdf pdf] PVDIS bkg update, Ye Tian
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/solid_SIDIS_NH3_detection_zwzhao_20171010.pdf pdf] SIDIS NH3 detection, Zhiwen
 +
*2017/11/07
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/PVDIS_background_update_11072017.pdf  pdf] PVDIS bkg update, Ye Tian
 +
*2017/10/31
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/spd_update_10302017.pdf pdf] SPD update, Sanghwa
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/solid_SIDIS_NH3_detection_zwzhao_20171010.pdf pdf] SIDIS NH3 detection, Zhiwen
 +
*2017/10/10
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/Cerenkov%20e-%20trajectories.pdf pdf] LGC background, Rich Holmes
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/solid_SIDIS_NH3_detection_zwzhao_20171010.pdf pdf] SIDIS NH3 detection, Zhiwen
 +
*2017/10/03
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/spd_update_oct32017.pdf pdf] SPD simulation, Sanghwa Park
 +
*2017/09/19
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/Occupancies.pdf pdf] Rich's PVDIS GEM digitization is finished. the occupancy is reduced, but it would need to tracking to tell if it's enough.
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/Efficiency_09192017.pdf pdf]Ye Tian showed comparison with PVDIS EC trigger with background between Jin,Rakitha and her result. There are something need to be understand for the background mixing method she use and she will look into it.
 +
** computer center will start move to new work disk in a few weeks or so. please clean up and backup you data on work disk to tape if needed. This would be safer than just wait for computer center do the move for us. We can also use volatile for 6 month storage to save space on work.
 +
** computer center haven't figured out something preventing singularity job on farm. Zhiwen will try to find alternative solution if it won't work out soon.
 +
*2017/08/29
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/Mergebkg.pdf pdf] background mixing, Ye Tian
 +
*2017/08/15
 +
** [http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/gemcSolidUpdate.pdf] GEMC update and discusion, Mauri
 +
** [http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/Mergebkg.pdf pdf] , EC background mixing, Ye Tian
 +
*2017/08/08
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/Divided%20GEM%20strips.pdf pdf] GEM digitization, Rich
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/Efficiency_08082017.pdf pdf] SIDIS trigger efficiency, Ye Tian
 +
*2017/07/25
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/mrpc_update_Jul202017.pdf pdf] Sanghwa - MRPC simulation
 +
**Rich - Looking at digitization: Dead areas now can be arbitrary polygons, looking at dividing strips
 +
**GEMC request list will be sent to Mauri once we have agreed on it
 +
*2017/06/27
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/rsh062717.pdf pdf] PVDIS LGC background, Rich
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/hyperon_06272017.pdf pdf] Hyperon event generator, Ye Tian
 +
*2017/06/06
 +
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/06052017.pdf pdf] SIDIS electron trigger efficiency curve, Ye Tian
 +
*2017/05/23
 +
** [http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/SPD_cut_rate.pptx pptx][http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/SPD_cut_rate.pdf pdf] adjust SPD cut, Zhiwen
 
*2017/05/16
 
*2017/05/16
 
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/solid_hitocc_sidis_he3_zwzhao_20170426.pptx pptx][http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/solid_hitocc_sidis_he3_zwzhao_20170426.pdf pdf] hit and Occupancy for SIDIS_He3, Zhiwen
 
**[http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/solid_hitocc_sidis_he3_zwzhao_20170426.pptx pptx][http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/solid_hitocc_sidis_he3_zwzhao_20170426.pdf pdf] hit and Occupancy for SIDIS_He3, Zhiwen
Line 122: Line 240:
 
**** Finalize postdoc request institution responsibility
 
**** Finalize postdoc request institution responsibility
 
*** Paul Reimer may have someone to help with the magnet simulation work
 
*** Paul Reimer may have someone to help with the magnet simulation work
 
<pre>Short Term (< 6 months)
 
 
Acceptances, systematics for 3 experiments 2-3 people (Zhiwen, Syracuse,?)
 
J/psi bin migration Temple student
 
J/psi signal/background TBD
 
Backgrounds and generators Rakitha
 
Magnet                                          Postdoc TBD
 
 
Medium Term (6 month - 12 months)
 
 
Magnet,baffles,backgrounds,generators 1 postdoc
 
General Trigger Simulation, deadtimes Yuxiang
 
Radiation/activation Lorenzo
 
Kaon identification TBD
 
 
Long Term (Through 2018)
 
 
Starting simulation framework R&D/Generators 1 postdoc
 
Fully digitized with present GEMC
 
    setup optimization/ background evaluations 1 postdoc
 
 
Request - 2 new postdocs
 
 
Magnet tasks:
 
    Iterate with engineering to assess effects of proposed
 
    magnetic fields on target, detectors, optics.
 
 
Baffles tasks:
 
    Identify optimized configuration as per director's review
 
    including matierals, placement, number.  Iterate with
 
    engineers with magnet configuration.
 
 
Backgrounds and generators:
 
    Iterate with detector designs to assess rates and
 
    backgrounds.  Produce optimzed set of generators
 
    including:
 
        Realisitic assessment of produced hadron rates
 
        Detailed comparison between available and new generators
 
        Internal and external radiative effects
 
        Detailed particle backgrounds and time structure
 
   
 
Long term software
 
    Experimentation with simulation framework ideas in
 
    conjunction with analysis group.  This includes
 
    tangibily assessing major ideas from the sofware group
 
    and the document they will eventually produce.
 
 
    Solving medium-term needs for fully digitized setup
 
    within the existing framework to meet the needs of the
 
    DAQ group to assess rates and event sizes.
 
 
</pre>
 

Latest revision as of 08:27, 28 September 2020

meeting info

Date and Location:  Weekly Tuesday at 10:00AM ET  (announcement in solid_software emaillist)
Conference ID 645531152 
Desktop Sharing http://bluejeans.com/645531152 
Phone Call Dial 18882402560 (US or Canada only)  and enter the Conference ID and passcode.  (This is preferred way for best audio quality, REMEMBER to turn off mic and speaker on your PC)
meeting system "bluejeans" howto https://hallaweb.jlab.org/wiki/index.php/Bluejeans_howto
Howto share files for the meeting (outdated, please use indico instead)
you may just send the file to zwzhao@jlab.org
The info below is about how to do it yourself
upload your file to the meeting file dir by "scp your_file your_jlab_username@ftp.jlab.org:/u/group/halla/www/hallaweb/html/12GeV/SoLID/download/sim/talk"
then you can link it by http://hallaweb.jlab.org/12GeV/SoLID/download/sim/talk/ + yourfilename
note: your account needs to be in 12gev_solid group to be able to upload.

agenda and minutes

after 2017/11

agenda and slides

https://solid.jlab.org/cgi-bin/public/DisplayMeeting?conferenceid=5

minutes

  • 2020/09/22
    • Weizhi updated the hadron tracking in SIDIS_He3 which require higher gain for better efficiency. Tracking for both e and hadron will be explored.
    • Ye has preliminary study of EC performance at large angle for longer endcap.
  • 2020/09/15
    • Jinlong summarize VMM3 digitization and tracking results for PVDIS,SIDIS_He3,JPis for efficiency and accuracy. Occupancy will be provided and SIDIS_NH3 will be studied
  • 2020/09/01
    • Vlad updated SIDIS_NH3 trigger using EC only. Next he will add LGC and SPD into trigger
  • 2020/08/04
    • Weizhi updated the PVDIS setup with longer endcap. The FOM can be optimized with GEM 4 and 5 enlarged and EC large angle performance examined.
  • 2020/07/28
    • Jinlong updated the SIDIS_He3 GEM with VMM can reach 90\% efficiency (track found correctly), while PVDIS was shown 80% previously. JPis and SIDIS_NH3 will be worked on
    • Weizhi showed thin Copper shielding before PVDIS GEM1 can reduce some 100k photon which gives large energy deposition in GEM, but it can generate more secondary charge particles and he will work on further optimization. PVDIS with longer endcap is being worked on also
  • 2020/07/21
    • adjust simulation timeline and tasks until 2021/03 science review with more high priority items [1]
  • 2020/07/14
    • Jinlong showed 20ns Integration vs Two Timeover-threshold
    • Ye Tian showed comparison of eDIS from eicRate and inclusive_e generator, where the latter has higher rate
  • 2020/07/07
    • Jinlong showed VMM has good result with 25ns peaking time for PVDIS
    • Weizhi showed update of PVDIS tracking with segmented strips
  • 2020/06/30
    • Weizhi showed update of PVDIS tracking with segmented strips
  • 2020/06/16
    • Weizhi showed PVDIS tracking with segmented strips
  • 2020/06/02
    • Jinlong showed VMM digitization with PVDIS.
    • Weizhi showed update on NH3 tracking
    • Zhiwen showed SIDIS_NH3 sheet of flame change with target and/or solenoid flip
  • 2020/05/26
    • Weizhi showed more SIDIS_NH3 tracking after a bug fix how gemc handle its target transverse field and initial idea of turning some section off for sheet of flame
    • Zhiwen/Vlad showed the attempt in simulation to put a shielding near NH3 target to block sheet of flame. more study is needed
    • We discussed the organization of collaboration meeting in two weeks and how to track various simulation studies.
  • 2020/05/19
    • Weizhi showed more SIDIS_NH3 tracking which has some features needed to be understood
  • 2020/05/12
    • Weizhi showed first attempt SIDIS_NH3 tracking without background, the result looks promising. He will test it with background next.
    • Jinlong summarized the VMM digitization where a lot of information is obtained and he can move on to do the next iteration
    • Zhiwen proposed for ANL group to test DD4hep with SoLID SIDIS_He3 DIS e- trigger rate on EC with its layout [2] and generator [3] and trigger function [4]. We could add light gas Cherenkov in the study if needed
  • 2020/05/05
    • We had a brief discussion about simulation tasks status
  • 2020/04/28
    • Whitney showed the current DD4hep implementation for SoLID, see recording
    • DD4hep for SoLID instruction will be available later
    • the detector definition is made of compiled C++ library and xml file and there is C++ interface for reconstruction and analysis
    • We plan to do some comparison studies between current gemc based simulation and DD4hep when it's ready.
  • 2020/04/21
    • Science Review preparation with high priority was discussed and a list is at [5]
    • talk about DD4hep with SoLID is postponed to next week

before 2017/11

  • 2017/11/28
    • pdf SIDIS bkg update, Ye Tian
    • pdf LASPD simulation, Sanghwa
  • 2017/11/21
    • pdf PVDIS bkg update, Ye Tian
  • 2017/11/14
    • pdf SoLID/PVDIS 6.6 GeV, Rich Holmes (updated 11/27 to include energy spectrum ratio plots)
    • pdf PVDIS bkg update, Ye Tian
    • pdf SIDIS NH3 detection, Zhiwen
  • 2017/11/07
    • pdf PVDIS bkg update, Ye Tian
  • 2017/10/31
    • pdf SPD update, Sanghwa
    • pdf SIDIS NH3 detection, Zhiwen
  • 2017/10/10
    • pdf LGC background, Rich Holmes
    • pdf SIDIS NH3 detection, Zhiwen
  • 2017/10/03
    • pdf SPD simulation, Sanghwa Park
  • 2017/09/19
    • pdf Rich's PVDIS GEM digitization is finished. the occupancy is reduced, but it would need to tracking to tell if it's enough.
    • pdfYe Tian showed comparison with PVDIS EC trigger with background between Jin,Rakitha and her result. There are something need to be understand for the background mixing method she use and she will look into it.
    • computer center will start move to new work disk in a few weeks or so. please clean up and backup you data on work disk to tape if needed. This would be safer than just wait for computer center do the move for us. We can also use volatile for 6 month storage to save space on work.
    • computer center haven't figured out something preventing singularity job on farm. Zhiwen will try to find alternative solution if it won't work out soon.
  • 2017/08/29
    • pdf background mixing, Ye Tian
  • 2017/08/15
    • [6] GEMC update and discusion, Mauri
    • pdf , EC background mixing, Ye Tian
  • 2017/08/08
    • pdf GEM digitization, Rich
    • pdf SIDIS trigger efficiency, Ye Tian
  • 2017/07/25
    • pdf Sanghwa - MRPC simulation
    • Rich - Looking at digitization: Dead areas now can be arbitrary polygons, looking at dividing strips
    • GEMC request list will be sent to Mauri once we have agreed on it
  • 2017/06/27
    • pdf PVDIS LGC background, Rich
    • pdf Hyperon event generator, Ye Tian
  • 2017/06/06
    • pdf SIDIS electron trigger efficiency curve, Ye Tian
  • 2017/05/23
  • 2017/05/16
    • pptxpdf hit and Occupancy for SIDIS_He3, Zhiwen
    • pptxpdf hit and Occupancy for JPsi_LH2, Zhiwen
  • 2017/05/09
    • pdf MRPC rate, Sanghwa
  • 2017/04/25
    • pptxpdf hit and Occupancy for SIDIS_He3, Zhiwen
    • pdf MRPC rate, Sanghwa
  • 2017/04/18
    • pdf MRPC rate, Sanghwa
  • 2017/04/11
    • pdf MRPC digitization, Sanghwa
  • 2017/04/04
    • [7] SoLIDTracking Weizhi
    • pdf MRPC digitization, Sanghwa
  • 2017/03/21
  • 2017/03/14
    • [8] SoLID Tracking Weizhi
    • pptxpdf SIDIS He3 detection, Zhiwen
  • 2017/02/28
    • MRPC update, MRPC digitization update, Sanghwa
    • [9] GEM digitization and tracking update, Weizhi
  • 2017/02/07
    • pdf MRPC digitization, Sanghwa
  • 2017/01/31
    • [10], inclusive electron generator, Yuxiang
    • pptxpdf SIDIS_He3 detection, Zhwen Zhao
    • Solid_MRPC link to MRPC reference
    • [11] EC todo list, Ye Tian
  • 2016/12/13
    • pptxpdf SIDIS_He3 trigger, Zhiwen Zhao
    • SIDIS He3 Collimator optimization pptxpdf, Zhiwen
  • 2016/12/06
    • SIDIS He3 trigger, Zhiwen's update on EC cut pptxpdf, Yuxiang's update pptx
    • GEM digitization, Weizhi pdf
  • 2016/10/18
    • pptxpdf SIDIS_He3 trigger, Zhiwen Zhao
  • 2016/09
    • pptxpdfSIDIS_He3 trigger, Yuxiang Zhao
  • 2016/9/8
    • pdf Kondo, "See attached slides on the quick pedestal noise study, I computed pedestals with 6 time samples APV25 data we took with PRad GEMs at UVa pedestals computed using 1, 3 and 6 time samples (see slides 2), This gives you an idea on the pedestal rms increases with the number of time samples. I suspect in reality could be slightly worse. On page 3 is shown the pedestals rms when the common mode is not corrected"
  • 2016/9/1
  • 2016/08/11
    • [12] GEm simulation, Tim McMullen from UVa
  • 2016/08/04
  • 2016/07/28
    • pdf SIDIS tracking,Weizhi
    • pptx,SIDIS trigger, Yuxiang
    • pptxpdf acceptance, Zhiwen
  • 2016/07/21
    • pptxpdf PVDIS e trigger rate, Yuxiang
  • 2016/06/30
    • pdfBaffles update, Rich
  • 2016/06/23
    • pdf,Ye Tian, pi0 data
  • 2016/05/19
    • pdf Baffles update, Rich
  • 2016/04/14
    • pdf Tracking, Weizhi
  • 2016/04/07
    • pdf Tracking, Weizhi
  • 2016/03/24
    • pdf ECAL (PVDIS) Trigger update, Rakitha
  • 2016/02/25
    • pdf ECAL Trigger update, Rakitha
    • [13] SIDIS Digitization, Weizhi
  • 2016/02/18
  • 2016/02/4
  • 2015/10/01
    • Agenda
      • simulation task and plan, Seamus (see below)
      • detail about using GEMC framework, Zhiwen
    • Minutes
      • Seamus will contact
        • Hai Yan about SIDIS systematic manpower
        • Zein Eddine for student with J/psi backgrounds, systematics
        • Paul for PVDIS systematics
        • Finalize postdoc request institution responsibility
      • Paul Reimer may have someone to help with the magnet simulation work