CLAS Collaboration Meeting July 2020

Jul 21, 2020, 8:30 AM → Jul 24, 2020, 9:05 PM US/Eastern

Jefferson Lab

https://bluejeans.com/685719636

Tuesday, July 21

8:30 AM → 10:30 AM CLAS Collaboration Meeting - Plenary

https://bluejeans.com/685719636

Convener: Kyungseon JOO (University of Connecticut)

8:30 AM Welcome and introductory remarks

Speaker: Kyungseon JOO (University of Connecticut)

Slides CLAS12_Collaboration_Meeting_2020-07.pdf

8:45 AM Hall-B status

Speaker: Marco Battaglieri (Jefferson Lab)

Slides CLAS-CM-July-20.pdf

9:15 AM RG-F Report

Speaker: Sebastian Kuhn (Old Dominion University)

Slides CLASCollabJuly2020.pptx

9:40 AM RG-B Report

Speaker: Silvia Niccolai (IPN Orsay)

Slides RGB_status.pdf

10:05 AM RG-K Report

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

Slides RGK_CLAS_coll_meeting_7_2020.pptx

10:30 AM → 10:45 AM Break

10:45 AM → 1:00 PM Software, Calcom and Taskforce Session

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Convener: Raffaella De Vita (INFN - Genova)

10:45 AM CLAS12 software status update

Speaker: Raffaella De Vita (INFN - Genova)

Slides 20200721_collmeet_software.pdf

11:30 AM Activities of the CLAS12 Calibration and Commissioning (CALCOM) Group

Speaker: Dr Daniel Carman (JLab)

Slides calcom-update-07212020.pdf

12:00 PM Hall-B Task Forces

Speaker: Dr Marco Battaglieri (INFN-GE)

Slides TaskForce-CLASCM-July20_.pdf

12:10 PM AI task force

Speaker: Gagik Gavalian (Jefferson Lab)

Slides AI-TaskForce-CLAS-Collaboration-July-2020.pdf

12:20 PM FD task force

Speaker: Dr Daniel Carman (JLab)

Slides fwd-trk-hallb-07212020.pdf

12:30 PM CVT task force

Speaker: Yuri Gotra (Jefferson Lab)

Slides 2020_07_21_cvt_tf.pdf

12:40 PM Discussion

Wednesday, July 22

8:30 AM → 10:30 AM RG-A and First Publication Session

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Convener: Kyungseon JOO (University of Connecticut)

8:30 AM RG-A and First Publication Update

Speaker: Latifa Elouadrhiri (Jefferson Lab)

8:55 AM Particle Identification and fiducial volume

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

Slides Diehl_PID_fiducial_cuts_collaboration_meeting.pdf

9:20 AM Kinematic corrections

Speaker: Volker Burkert (Jefferson Lab)

Slides CLAS-collaboration-meeting-07-22-20.pdf CLAS-collaboration-meeting-07-22-20.pptx

9:45 AM Neutron Detection Efficiency

Speaker: Lamya Baashen (Florida International U.)

Slides NDE_CLAS.pdf

10:05 AM Backgroound merging and tracking efficiency

Speaker: Stepan Stepanyan (Jefferson Lab)

Slides task_force_report_bg_mergin_efficiency_july17.pdf

10:30 AM → 10:45 AM Break

10:45 AM → 1:00 PM Physics Working Group Joint Session - I: Deep Processes PWG

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Convener: Marco Contalbrigo (INFN Ferrara)

10:45 AM SIDIS single-hadron beam spin asymmetry with CLAS12

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

Slides Diehl_CLAS_July_2020_SIDIS_pion_BSA.pdf

11:10 AM SIDIS di-hadron beam spin asymmetries with CLAS12

Speaker: Timothy Hayward (The College of William and Mary)

Slides SIDIS_di-hadron_beam_spin_asymmetries_with_CLAS12.pdf

11:35 AM PID studies with CLAS12

Speaker: Harut Avagyan (Jefferson Lab)

Slides 2020-july-22-ccm-pid.pdf

12:00 PM DVCS on neutron and proton from RGB data

Speaker: Adam Hobart (IPN-Orsay)

Slides CLAS12_collab_meeting_DVCSonDeutirium_20200722_ajh.pdf

12:20 PM Time-Compton scattering with CLAS12

Speaker: Pierre Chatagnon (Orsay)

Slides PresentationTCS.pdf

12:40 PM Exclusive phi(1020) electroproduction at CLAS12

Speaker: Brandon Clary (University of Connecticut)

Slides clas12collab072020_phi_clary_talk.pdf

Thursday, July 23

8:30 AM → 11:05 AM Physics Working Group Joint Session - II: Hadron Spectroscopy PWG

https://bluejeans.com/685719636

Convener: Dr Bryan McKinnon (University of Glasgow)

8:30 AM CLAS12 Inclusive Electroproduction Cross Section Analysis

Speaker: Nick Markov (Jefferson Lab)

Slides colMeetingJuly23Inclusive.pdf

8:55 AM Update on KY Electroproduction Analyses from RG-A and RG-K Datasets

Speaker: Daniel Carman (JLab)

Slides ky-anal-07232020.pdf

9:20 AM Single Pion Electroproduction in the Resonance Region

Speakers: Evgeny isupov (Moscow State U.), Valerii Klimenko (University of Connecticut)

Slides s_pion2020.pdf

9:45 AM J/psi Photoproduction Near Threshold with CLAS12

Speaker: Joseph Newton (Old Dominion University)

Slides clas12_jul2020.pdf

10:10 AM J/psi -> mu+mu- Detection with CLAS12

Speaker: Richard Tyson (University of Glasgow)

Slides RTyson_CLAS12Meeting_July20.pdf

10:35 AM Comparative Analysis of the Vector Meson - Proton Scattering Lengths from Threshold Measurements

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

Slides CLAS20.pdf

11:05 AM → 11:15 AM Break

11:15 AM → 1:30 PM Physics Working Group Joint Session - III: Nuclear Physics PWG

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

11:15 AM Update on A Low Energy Recoil Tracker (ALERT)

Speaker: Whitney Armstrong (Argonne National Laboratory)

Slides WArmstrong_2020_07_ALERT_update.pdf

11:40 AM Observation of Nuclear Scaling Below the Inclusive Limit

Speaker: Andrew Denniston (MIT)

Slides ScalingBelowInclusiveLimit.pdf

12:05 PM CLAS EG2 pi+ Electroproduction Cross-section Measurement

Speaker: Esteban Molina (UTFSM)

Slides Molina-EG2talk.pdf

12:25 PM FMT Alignment Progress Report

Speaker: Bruno Benkel (UTFSM)

Slides 20200723.pdf

12:45 PM Updates on Color Propagation Analysis for Positive Pions

Speaker: Sebastian Moran (UTFSM)

Slides smoranCollM_Jul2020.pdf

Friday, July 24

7:55 AM → 10:50 AM PAC48 Proposal Presentation Session

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Convener: Raffaella De Vita (INFN - Genova)

8:30 AM Beam Charge Asymmetries for Deeply Virtual Compton Scattering on the Proton at CLAS12

Speaker: Eric Voutier (CNRS/IN2P3/IPNO - UPS)

Slides PAC48-CLAS.pdf

9:00 AM Nuclear TMDS in CLAS12

Speaker: Raphaël Dupré (IPN Orsay)

Slides 3DNuclei-Dupre.pdf

9:25 AM Studies of Dihadron Electroproduction in DIS with Longitudinally Polarized Hydrogen and Deuterium Targets

Speaker: Christopher Dilks (Duke University)

Slides dihadrons_PAC.pdf

9:50 AM Spin-Dependent Electron Scattering from a Polarized 3He Target in CLAS12

Speaker: Richard Milner (MIT)

Slides PAC48-Milner.pdf

10:20 AM Precision measurements of A = 3 nuclei in Hall B

Speaker: Axel Schmidt (George Washington University)

Slides A3_proposal_schmidt.pdf

10:50 AM → 11:00 AM Break

11:00 AM → 1:30 PM CLAS Collaboration Meeting - Plenary

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Convener: Kyungseon JOO (University of Connecticut)

11:00 AM Dihadron measurements in electron-nucleus scattering with CLAS12

Speaker: Miguel Arratia (U. of California Riverside)

Slides CLAS12_July2020.pdf

11:25 AM Pass1 data processing readiness review committee report

Speaker: Stepan Stepanyan (Jefferson Lab)

Slides pass1_reviews.pdf

11:50 AM Data Preservation

Speaker: Harut Avagyan (Jefferson Lab)

Slides 2020.Jul-24.preservation-ccm.pdf

12:15 PM Membership Committee Report

Speaker: Bryan McKinnon (University of Glasgow)

Slides MemCommJul2020.pdf

12:30 PM Speakers Committee Report

Speaker: Nicholas Zachariou (University of York)

Slides CSC_July2020.pptx

12:45 PM Closing Remarks

Speaker: Kyungseon JOO (University of Connecticut)

Slides Closing_Joo_July_2020_2.pdf