CLAS Collaboration Meeting

Jun 18, 2019, 1:30 AM → Jun 21, 2019, 5:45 PM US/Eastern

Jefferson Lab

Tue, June 18

CLAS Collaboration Meeting - Plenary

https://bluejeans.com/639328736

Convener: Raffaella De Vita (INFN - Genova)

1 Welcome and introductory remarks

Speaker: Raffaella De Vita (INFN - Genova)

Slides 20190618_collmeet_intro.pdf

2 News from the Lab

Speaker: Robert McKeown (Jefferson Lab)

Slides BMCK_HallB_Jun19_v0.pptx

3 Hall B status

Speaker: Dr Volker Burkert (Jefferson Lab)

Slides Hall_B_status_June_2019.pdf Hall_B_status_June_2019.pptx

10:15 AM Coffee break

4 Accelerator status

Speaker: Andrei Seryi (JLAB)

Slides Accelerator-Status-June-2019-Seryi-r2.pptx

5 CLAS Chair nominees presentations

Slides CLAS_Chair_2019_JOO_Final.pdf

CLAS Speaker Committee Meeting

Convener: Prof. Annalisa D'Angelo (University of Rome Tor Vergata and INFN Roma Tor Vergata)

CLAS Student and Post-Doc Group Meeting

Convener: William Phelps (The George Washington University)

12:30 PM Lunch

CLAS Collaboration Meeting - CLAS12 Software

https://bluejeans.com/639328736

Convener: Raffaella De Vita (INFN - Genova)

6 Introduction and news

Speaker: Raffaella De Vita (INFN - Genova)

Slides 20190618_collmeet_software.pdf

7 Reconstruction status and recent updates

Speaker: Veronique Ziegler (Jefferson Lab)

Slides CollbMeetingJune182019.pdf

8 RICH reconstruction

Speaker: Mr Marco Contalbrigo (INFN Ferrara)

Slides RICH_Reco_190618.pdf

9 Event builder updates

Speaker: Nathan Baltzell (Jefferson Lab)

Slides baltzell-eb-20190618.pdf

3:30 PM Coffee break

10 News from Scientific Computing

Speaker: Bryan Hess (Jefferson Lab)

Slides bhess-scicomp-update-2019-june.pptx

11 CLAS12 simulations: update on software and computing resources

Speaker: Dr Maurizio Ungaro (Jefferson Lab)

Slides collMeetingJune2019.pdf

12 HIPO4 data format: performances and functionalities

Speaker: Gagik Gavalian (Jefferson Lab)

Slides CLAS12-CollaborationMeeting-June-2019.pdf

13 Computing and data processing

Speaker: Nathan Baltzell (Jefferson Lab)

Slides baltzell_wokflow_20190618.pdf

6:00 PM Reception

Wed, June 19

CLAS Collaboration Meeting - CLAS12 Status

https://bluejeans.com/639328736

Convener: Raffaella De Vita (INFN - Genova)

14 CLAS12 status and performance

Speaker: Dr Daniel Carman (JLab)

Slides status-update-06192019.pdf

15 Magnetic field maps and forward tracker alignment

Speaker: Mac Mestayer (Jlab)

Slides dc-alignment-and-torus-field-map-status.pdf

16 CVT update

Speaker: Dr Maxime DEFURNE (CEA Saclay)

Slides CVT_Tracking_v2.pdf

17 LTCC performances

Speaker: Dr Harut Avagyan (Jefferson Lab)

Slides 2019.June19-ccm-ltcc.pdf

10:30 AM Coffee break

18 JLab seminar: A Preliminary Description of the Strong Conjecture for Color Confinement in QCD

Speaker: Dennis Sivers (Portland Physics Institute and University of Michigan)

CLAS Membership Committee Meeting

Convener: Dr Bryan McKinnon (University of Glasgow)

12:00 PM Lunch

CLAS Collaboration Meeting - CLAS12 Status and Plans

https://bluejeans.com/639328736

Convener: Raffaella De Vita (INFN - Genova)

19 Background studies for nuclear target experiments

Speaker: Eugene Pasyuk (JLab)

Slides Pasyuk_CLAS_June2019.pdf

20 RG-A report

Speaker: Latifa Elouadrhiri (Jefferson Lab)

Slides RGA-Collaboration-06192019.pptx

21 RG-K report

Speaker: Prof. Annalisa D'Angelo (University of Rome Tor Vergata and INFN Roma Tor Vergata)

Slides RGK_CLAS_coll_meeting_06_2019.pdf

22 RG-B report

Speaker: Yordanka Ilieva (University of South Carolina)

Slides RGBUpdate_CLAS_June2019.pdf

3:50 PM Coffee break

23 BONUS12 status and preparations

Speaker: Ibrahim Albayrak

Slides Bonus12_CLAS_Collaboration.pdf

24 RG-C readiness status

Speaker: Sebastian Kuhn (Old Dominion University)

Slides RGC_CollabReport.pptx

25 RG-D readiness status

Speaker: Dr Lamiaa El Fassi (Mississippi State U.)

Slides RGD-June19.pdf

26 RG-E Readiness status

Speaker: Will Brooks (Universidad Técnica Federico Santa María)

Slides CLAS_ERR_Talk_v3_2.pdf

27 Nuclear gluonometry

Speaker: Dr James Maxwell (Jefferson Lab)

Slides clas_nuglu.pdf

28 Spin-dependent exclusive measurements using a polarized He3 target

Speaker: Richard Milner (MIT)

Slides CLAS12_He3.pdf

29 Discussion

Thu, June 20

Deep Processes Working Group - I

Bluejeans link: https://bluejeans.com/780356698

Convener: Mr Marco Contalbrigo (INFN Ferrara)

30 DPWG Business

Speaker: Mr Marco Contalbrigo (INFN Ferrara)

Slides DPWGintro_2019_06.pdf

31 The spin structure of the proton at low Q2 from CLAS EG4

Speaker: Dr Xiaochao Zheng (University of Virginia)

Slides eg4incl_clas_June2019.pdf eg4incl_clas_June2019.pptx

32 Di-hadron BSA

Speaker: Christopher Dilks (DUKE)

Slides dilksJune2019.pdf

33 Dihadron multiplicity studies with clas12

Speaker: Dr Harut Avagyan (Jefferson Lab)

Slides 2019-June20-ccm-2hadrons.pdf

Hadron Spectroscopy Working Group - I

Bluejeans link: https://bluejeans.com/906158081

Convener: Dr Marco Battaglieri (INFN-GE)

34 HSWG business

Speaker: Dr Marco Battaglieri (INFN-GE)

Slides HSWG-Jun19.pdf

35 JPac updates

Speaker: Prof. Adam Szczepaniak (Indiana Univeristy/JLab)

Slides CLAS-JPAC-update-June-2019.pdf

36 Homework for HSWG: Light Nucleon Resonance Revival

Speaker: Prof. Igor Strakovsky (The George Washington University)

Slides CLAS19_Strakovsky.pdf CLAS19_Strakovsky.pdf

Nuclear Physics Working Group - I

Bluejeans link:https://bluejeans.com/7168882426

Convener: Dr Michael Wood (Canisius College)

37 NPWG Business

Speaker: Dr Michael Wood (Canisius College)

Slides NPWG_business_20Jun2019.pdf

38 Constraining neutrino-nucleus interactions with electron scattering data

Speaker: Mariana Khachatryan (ODU)

Slides CLAS_collab_June2019.pdf

39 Update on BAND

Speaker: Florian Hauenstein (Old Dominion University)

Slides BAND_ClasJune2019.pdf

40 BAND Laser System

Speaker: Andrew Denniston (MIT)

41 CLAS12 Drift Chamber Calibration

Speaker: Dr Taya Chetry (Mississippi State University)

Slides DC_Calibration_Updates.pdf

10:00 AM Coffe break

Hadron Spectroscopy Working Group - II

Convener: Dr Marco Battaglieri (INFN-GE)

42 Measurement of the G Double-Polarisation Observable in Positive Pion Photoproduction

Speaker: Dr Nicholas Zachariou (University of Edinburgh)

Slides NZ_ClasCollaborationJune2019.pdf

43 The eta cross section and further publication plans for CLAS-g12 cross section measurements

Speaker: Tianqi Hu (FSU)

Slides Tianqi_Hu_CLASmeeting.pdf

44 The polarization observables P, C(x), and C(z) for the reaction K(0)Sigma(+) using CLAS-g12 data

Speaker: Frank Gonzalez (FSU)

Slides JLab_presentation_final2019.pdf

45 HSWG Analysis reviews

Speaker: Dr Marco Battaglieri (INFN-GE)

Deep Processes Working Group - II

Bluejeans link: https://bluejeans.com/780356698

Convener: Mr Marco Contalbrigo (INFN Ferrara)

46 Efficiency study of the central for protons

Speaker: Mr Pierre Chatagnon (ORSAY)

Slides PresentationTCS.pdf

47 Charged-particles veto in the CD using only CTOF and CND

Speaker: Katheryne Price (ORSAY)

Slides veto_CLASmtg.pdf veto_CLASmtg.pptx

48 DVCS at 10 GeV

Speaker: Guillaume CHRISTIAENS (SACLAY)

Slides 2019-06-20_CLASCollaborationMeeting_DVCSwithCLAS12.pdf

49 DVCS at 6 and 7 GeV

Speaker: Joshua Artem Tan (Kyungpook National University And Jefferson Lab)

Slides RG-K_7.5GeV_DVCS.pdf RG-K_7.5GeV_DVCS.pptx

Nuclear Physics Working Group - II

Bluejeans link:https://bluejeans.com/7168882426

Convener: Dr Michael Wood (Canisius College)

50 Neutron SRC

Speaker: Dr Igor Korover (NRCN)

Slides ClasPresentation_Igor_Korover.pdf

51 Contact extraction from fitting

Speaker: Axel Schmidt (MIT)

Slides schmidt_clas19.pdf

52 Charged Pion Hadronization Update

Speakers: Dr Hayk Hakobyan (UTFSM), Mr Sebastian Moran (UTFSM)

Slides presentation_HH.pdf

12:00 PM Lunch

CLAS Coordinating Committee Meeting

Convener: Raffaella De Vita (INFN - Genova)

Physics Working Groups Joint Session I

https://bluejeans.com/639328736

Conveners: Dr Marco Battaglieri (INFN-GE), Mr Marco Contalbrigo (INFN Ferrara), Dr Michael Wood (Canisius College)

53 Exploring The Neutron 3D Partonic Structure with BONuS12

Speaker: Dr Mohammad Hattawy (Argonne National Laboratory)

Slides mhattawy_nDVCS_clas-june-2019.pdf

54 Hadron Structure Group Analysis Update

Speaker: Dr Daniel Carman (JLab)

Slides had-struc-06202019.pdf

55 J/Psi Photoproduction Near Threshold

Speaker: Mr Joseph Newton (Old Dominion University)

Slides jpsi_june2019.pdf

4:00 PM Coffee break

Physics Working Groups Joint Session II

https://bluejeans.com/639328736

Conveners: Dr Marco Battaglieri (INFN-GE), Mr Marco Contalbrigo (INFN Ferrara), Dr Michael Wood (Canisius College)

56 DIS studies with clas12

Speaker: Dr Harut Avagyan (Jefferson Lab)

Slides 2019-June20-ccm-dis.pdf

57 Fiducial Volume studies with CLAS12

Speakers: Dr Aram Movsisyan (INFN-Ferrara), Efrain Segarra (MIT), Dr Stefan Diehl (Justus Liebig University Giessen and University of Connecticut)

Fri, June 21

CLAS Collaboration Meeting - Plenary

https://bluejeans.com/639328736

Convener: Raffaella De Vita (INFN - Genova)

58 Announcements: election results

59 HSWG Summary

Speaker: Dr Marco Battaglieri (INFN-GE)

Slides HSWG-Jun19.pdf

60 Run Group B Proposal: Quasi-real Photoproduction on Deuterium

Speaker: Florian Hauenstein (Old Dominion University)

Slides rgb_proposal_clas_20.06.19.pdf

61 Probing the strong nuclear interaction at neutron-star densities

Speaker: Lawrence Weinstein (Old Dominion University)

Slides SrcTo1GeVClas2019.pdf

62 DPWG Summary

Speaker: Mr Marco Contalbrigo (INFN Ferrara)

Slides DPWGreport_2019_06_2.pdf

10:15 AM Coffee break

63 Search for a φ − N Bound State from φ Production in a Nuclear Medium

Speaker: Zhiwen Zhao (ODU)

Slides boundstate_2019_20190621.pdf

64 NPWG Summary

Speaker: Dr Michael Wood (Canisius College)

Slides NPWG_report_21Jun2019.pdf

65 Membership Committee Report

Speaker: Dr Bryan McKinnon (University of Glasgow)

Slides CLASMemCommJune2019Report.pdf

66 CSC Report

Speaker: Prof. Annalisa D'Angelo (University of Rome Tor Vergata and INFN Roma Tor Vergata)

Slides CSC_report_06_2019.pdf

67 CCC report and closeout

Speaker: Raffaella De Vita (INFN - Genova)

Slides 20190621_collmeet_closing.pdf

12:30 PM Lunch

CLAS12 Software Workshop

Remote connection: https://bluejeans.com/639328736
Material: https://clasweb.jlab.org/wiki/index.php/CLAS12_Software_Workshop_2019.06