CLAS Collaboration Meeting November 2022

Nov 1, 2022, 8:30 AM → Nov 4, 2022, 1:55 PM US/Eastern

Auditorium (Jefferson Lab)

Silvia Niccolai (IJCLab Orsay)

Location: JLab Auditorium

Zoom link:  https://jlab-org.zoomgov.com/j/1617267768

Registration page: https://misportal.jlab.org/Ul/conferences/generic_conference/registration.cfm?conference_id=CLAS-COLLAB-NOV22

Tuesday, November 1

Collaboration Meeting - Plenary 1

Convener: Silvia Niccolai (IJCLab Orsay)

1 Welcome and introductory remarks

Speaker: Silvia Niccolai (IJCLab Orsay)

collaboration_status_11_2022.pdf

2 Hall-B Status

Speaker: Patrick Achenbach (Jefferson Lab)

Achenbach-CLAS-Collab-2022.pptx

3 News from the Computational Sciences and Technology Division

Speaker: Amber Boehnlein (JLAB)

20221101-CLAS-Boehnlein-V2.pptx

4 Status of the accelerator

Speaker: Michael Tiefenback (JLab)

20221101_CLAS12-Collab_Ginsburg-Tiefenback.pdf

20221101_CLAS12-Collab_Ginsburg-Tiefenback.pptx

10:30 AM Coffee Break

Collaboration Meeting - Plenary 2

Convener: Silvia Niccolai (IJCLab Orsay)

5 Overview on workshops on JLab upgrades

Speaker: Patrizia ROSSI (JEFFERSON LAB)

Patrizia_Rossi.pdf

Software and CalCom

Convener: Raffaella De Vita (INFN - Genova)

6 Offline software status and plans

Speaker: Raffaella De Vita (INFN - Genova)

20221101_collmeet_software.pdf

7 New CVT track finding

Speaker: Veronique Ziegler (Jefferson Lab)

CVTUpdatesColMeetOct2022.pdf

CVTUpdatesColMeetOct2022.pptx

12:30 PM Lunch

Students and postdocs meeting

Convener: Taya Chetry (Mississippi State University)

a. Connection information

b. Direct Zoom link

c. Survey

d. Slides

Collaboration Meeting - Plenary 4

Convener: Silvia Niccolai (IJCLab Orsay)

8 Status of JLab

Speaker: David Dean (TJNAF)

20221101_CLAS_Collab.pptx

Software and CalCom

Convener: Raffaella De Vita (INFN - Genova)

9 Online monitoring of helicity asymmetries

Speaker: Nathan Baltzell (Jefferson Lab)

baltzell-trigbithel-20221101.pdf

10 GEMC recent developments and plans

Speaker: Maurizio Ungaro (Jefferson Lab)

simulations-nov-2022.pdf

3:30 PM Coffee break

Software and CalCom: AI/ML at CLAS12

Convener: Raffaella De Vita (INFN - Genova)

11 Data Science Department Overview

Speaker: Diana McSpadden (Jefferson Lab)

DataScience_Overview.pptx

12 Online CLAS12 monitoring with HYDRA

Speakers: Thomas Britton (JLab) , Torri Jeske (JLAB)

hydra_clas_collab_Nov1.pdf

13 Deep learning Level-3 electron trigger for CLAS12

Speaker: Richard Tyson (University of Glasgow)

AITrigger_CollabMeeting_October22.pdf

14 Domain-Adversarial GNNs for Λ Identification with CLAS12

Speaker: Matthew McEneaney (Duke University)

McEneaney_CLAS_Collaboration_Meeting_11_1_22.pdf

15 Machine Learned Particle Simulations (for CLAS12)

Speaker: Derek Glazier (University of Glasgow)

CLASSoftwareML_Simulation.pdf

Wednesday, November 2

Nuclear Physics Working Group

Convener: Lamiaa El Fassi (Mississippi State U.)

NPWG_Nov22.pdf

The associated time slot for each talk includes at least 3 min for questions, thanks!  

16 Many proton knockout from nuclear targets using real photon beams

Speaker: Rhidian Williams (University of York)

ManyProtonKnockOut_CCM.pptx

17 RG-M Update

Speaker: Justin Estee (MIT)

RG-M Update CLAS Colab Nov 2022.pdf

18 Short Range Correlation Studies with Run Group M

Speaker: Andrew Denniston (MIT)

Denniston_CLAS_Collab.pdf

19 Measuring CLAS12 deuterium pion electro-production cross sections for e4nu

Speaker: Caleb Fogler

Fogler_NPWG_22-11-02.pdf

10:30 AM Coffee break

Nuclear Physics Working and/or Deep Processes Working Group

Convener: Lamiaa El Fassi (Mississippi State U.)

20 Electron Beam Energy Reconstruction From Multi Charged Hadron Final States

Speaker: Rhidian Williams (University of York)

HallBCollab_e4nu.pptx

21 An active polarized target concept for CLAS12

Speaker: Whitney Armstrong (Argonne National Laboratory)

A polarized active target concept for CLAS12.pdf

22 Pi0 multiplicity analysis

Speaker: Marshall Scott (ANL)

scott_clas_collorboration_meeting_update_11022022.pdf

23 Measurements of cosphi and cos2phi moments from pi+ SIDIS cross sections

Speaker: Richard Capobianco (University of Connecticut)

Richard_Capobianco_Measurements_of_the_Cosφ_and_Cos2φ_Moments_of_the_Unpolarized_SIDIS_π+_Cross-section.pdf

12:30 PM Lunch

Membership Committee meeting

Convener: Bryan McKinnon (University of Glasgow)

CLAS Membership Committee Meeting

Deep Processes Working Group

Convener: Maxime DEFURNE (CEA Saclay)

24 Neutral pion electroproduction off neutron

Speaker: Paul Naidoo (University of Glasgow)

221102_CLAScollab_report.pdf

25 DVCS cross section extraction from RGA data

Speaker: Sangbaek Lee (MIT)

Lee_DVCS_CLAS_Collab_Nov.pdf

26 Single spin asymmetries with a longitudinally polarized target

Speaker: Harut Avagyan (Jefferson Lab)

2022-Nov2-ccm.pdf

3:30 PM Coffee break

Deep Processes Working Group

Convener: Maxime DEFURNE (CEA Saclay)

27 A multidimensional study of SIDIS pi- and pi0 beam spin asymmetry over a wide range of kinematics

Speaker: Stefan Diehl (Justus Liebig University Giessen and University of Connecticut)

Diehl_CLAS_SIDIS_pion_BSA_Nov_2022.pdf

28 A multidimensional study of SIDIS charged Kaon beam spin asymmetry over a wide range of kinematics

Speaker: Áron Kripkó (JLU Gießen)

Kaon_Kripko_CLAS.pdf

29 Studying the flavor dependence of TMD fracture functions with CLAS12

Speaker: Timothy Hayward (University of Connecticut)

hayward_b2b_PRD_collaboration_meeting.pdf

Thursday, November 3

Physics Working Group Joint Session II: Hadron Spectroscopy

Convener: Bryan McKinnon (University of Glasgow)

30 Double pion photoproduction with polarized beam and target, CLAS g14

Speaker: Alessandra Filippi (INFN Torino)

twoPionsPhotoproduction_AF_CMnov22.pdf

31 Determination of kinematical bins for η and η' electroproduction with JLab's CLAS12 detector

Speaker: Izzy Illari (The George Washington University)

ILLARI_HadronSpectroscopy.pdf

32 Preliminary differential cross-sections of Lambda(1405) photoproduction from CLAS g12 data

Speaker: Trevor Reed (Florida International University)

Trevor_Reed_Lambda1405_presentation_CLAS_collab.pptx

33 Measuring neutron polarisation in pn production using CLAS

Speaker: William Booth (University of York)

William_Oct22_presentation.pdf

34 J/psi photoproduction on proton and neutron

Speaker: Richard Tyson (University of Glasgow)

CLASCollab_JPsiPhotoProd_October2022.pdf

35 J/psi photoproduction near threshold on the proton with RG-A data

Speaker: Dr Joseph Newton (JLab)

nov_collab.pdf

10:30 AM Coffee break

Collaboration Meeting - Plenary 4

Conveners: Raffaella De Vita (INFN - Genova) , Silvia Niccolai (IJCLab Orsay)

36 Discussion on data sharing on HEP database

Speaker: Silvia Niccolai (IJCLab Orsay)

HEP_DB.pdf

37 Calcom status update and pass2 preparations

Speaker: Daniel Carman (JLab)

calcom-update-11032022.pdf

38 Update on DC calibrations

Speaker: Florian Hauenstein (Old Dominion University)

DCupdate_clasmeeting_Nov:03:2022.pdf

39 DC alignment

Speaker: Trevor Reed (Florida International University)

CLAS12_DC_alignment_fall2018_overview_CLAS_collab.pptx

12:30 PM Lunch

Celebration of the 30th anniversary of the CLAS Collaboration

Convener: Silvia Niccolai (IJCLab Orsay)

anniversary.pptx

cake_cutting_silvia_patrick1.jpeg

cake_cutting_silvia_patrick2.jpeg

cake.jpeg

chairs_leaders_cake.jpeg

Link to zoom recording

3:30 PM Coffee break

Reception: Dinner to celebrate 30th anniversary of the CLAS Collaboration

Friday, November 4

Collaboration Meeting - Plenary 5

Convener: Silvia Niccolai (IJCLab Orsay)

40 Intrinsic nucleon sea and the geometric model for the Drell-Yan process

Speaker: Jen-Chieh Peng (University of Illinois at Urbana-Chamapign)

CLAS_2022_Peng.pdf

41 Luminosity upgrade for CLAS12

Speaker: Stepan Stepanyan (Jefferson Lab)

Stepanyan_CLAS_collab-meeting_10012022.pdf

Stepanyan_CLAS_collab-meeting_10012022.pptx

42 Update on the polarized positrons beam for CEBAF

Speaker: Joe Grames (JLab)

221103-CLAS-GRAMES.pptx

43 Update on RG-C

Speaker: Sebastian Kuhn (Old Dominion University)

RGC_Status4Nov_CCM.pdf

10:30 AM Coffee break

Collaboration Meeting - Plenary 6

Convener: Silvia Niccolai (IJCLab Orsay)

44 Service Work Committee report

Speaker: Yordanka Ilieva (University of South Carolina)

Report_Nov2022.pdf

45 Observation of azimuth-dependent suppression of hadron pairs in electron scattering off nuclei

Speaker: Sebouh Paul (UC Riverside)

SJPaul_CLAS_Collab_Mtg_Nov2022-6.pdf

46 Double-pion electroproduction of protons in deuterium: measurements of quasi-free cross sections and study of FSI

Speaker: Iuliia Skorodumina (University of South Carolina)

CLAScolab_skorodum.pdf

47 Membership Committee report

Speaker: Bryan McKinnon (University of Glasgow)

MemCommNov2022.pdf

48 Speakers committee report

Speaker: Nicholas Zachariou (University of York)

CSC_Nov2022.pdf

49 Students/post-docs report

Speaker: Taya Chetry (Mississippi State University)

CLAS-Students-Postdocs-Nov22

50 Closeout

Speaker: Silvia Niccolai (IJCLab Orsay)

closeout_clas_meeting_11_2022.pdf