CLAS Collaboration November 2026

Nov 17, 2026, 12:00 AM → Nov 20, 2026, 8:00 PM US/Eastern

F113 (JLab)

Annalisa D'Angelo (University of Rome Tor Vergata and INFN Roma Tor Vergata), Bryan McKinnon (University of Glasgow), Maria Zurek (Argonne National Laboratory), Nathan Baltzell (Jefferson Lab), Raphaël Dupré (IJCLab, Paris-Saclay U.), Stepan Stepanyan (Jefferson Lab)

Location: Jefferson Lab

The current Indico agenda is a high-level block agenda for planning purposes, and we will populate it with individual talks closer to the meeting.

Zoom links:

• Plenary: https://jlab-org.zoomgov.com/j/1658978010
• DPWG Parallel: https://jlab-org.zoomgov.com/j/1658600425
• Nuclear WG Parallel: https://jlab-org.zoomgov.com/j/1655939833
• HS WG Parallel: https://jlab-org.zoomgov.com/j/1658611801

Tue, November 17

8:30 AM → 12:30 PM Day 1 Plenary: General

8:30 AM Morning Coffee

8:55 AM Welcome

Speakers: Annalisa D'Angelo (University of Rome Tor Vergata and INFN Roma Tor Vergata), Bryan McKinnon (University of Glasgow), Maria Zurek (Argonne National Laboratory), Nathan Baltzell (Jefferson Lab), Raphaël Dupré (IJCLab, Paris-Saclay U.), Stepan Stepanyan (Jefferson Lab)

9:00 AM JLab Management - News from the Lab and CEBAF2037

Speaker: Fernanda G. Garcia (Jefferson Lab)

9:30 AM Physics Highlight: Measurements of γvp→π+π−p′ Cross Sections with the CLAS Detector for Q2 from 1 2.0–5.0 GeV2 and W from 1.400–2.125 GeV

25 min + 5 min

Speakers: Ralf Gothe (University of South Carolina), Ralf Gothe (University of South Carolina)

10:00 AM Physics Highlight: Measurement of Near-Threshold J/psi Quasi-real Photoproduction on the Proton and Neutron at CLAS12

25 min + 5 min

Speaker: Richard Tyson (Jefferson Lab)

10:30 AM Coffee Break

11:00 AM News from Division Director Experimental Physics - Scheduling + Discussion

20 min + 10 min

Speaker: Dr Douglas Higinbotham (Jefferson Lab)

11:30 AM Hall B News and Scheduling + Discussion

20 min + 10 min

Speaker: Stepan Stepanyan (Jefferson Lab)

12:00 PM CALCOM Update

20 min + 5 min

Speaker: Daniel Carman (JLab)

12:30 PM → 2:00 PM Day 1 Plenary: Day 1: Student and Postdoc Session

Conveners: Bianca Gualtieri (Florida International University), Bianca Gualtieri (Florida International University)

12:30 PM → 2:00 PM Lunch Break

2:00 PM → 6:00 PM Day 1 Plenary: Software

Convener: Nathan Baltzell (Jefferson Lab)

2:00 PM Introduction

Speaker: Nathan Baltzell (Jefferson Lab)

2:20 PM Analysis Review Guidelines for AI/ML

5 min + 10 min

Speaker: Pierre Chatagnon (CEA Saclay)

2:35 PM Collaboration SI Policy

5 min + 10 min

Speaker: Nathan Baltzell (Jefferson Lab)

2:50 PM Iguana Status and Outlook

10 min + 5 min

Speaker: Christopher Dilks (Jefferson Lab)

3:05 PM CVT Tracking Status Horizon

30 min + 10 min

Speaker: Tongtong Cao (Jefferson Lab)

3:45 PM Break

Speaker: Coffee

4:15 PM CVT Denoising

15 min + 5 min

Speaker: Mathieu Ronayette (CEA Saclay)

4:35 PM GEMC Updates

20 min + 5 min

Speaker: Maurizio Ungaro (Jefferson Lab)

5:00 PM Using the FM4NPP for the CLAS12 CVT

15 min + 5 min

Speaker: Alessio Illari (University of Connecticut)

5:20 PM FM4NPP: Self-Supervised Pre-Training for CLAS12 Tracking

15 min + 5 min

Speaker: Michael Frank (University of Connecticut)

5:40 PM AI/ML Particle Identification for the ALERT Detector

10 min + 5 min

Speaker: Uditha Weerasinghe (Mississippi State University)

Wed, November 18

8:30 AM → 9:00 AM Day 2 Parallel: Morning Coffee (F113)

8:30 AM Morning Coffee (F113)

9:00 AM → 12:30 PM Day 2 Parallel: DPWG Parallel I

Convener: Maria Zurek (Argonne National Laboratory)

9:00 AM DPWG Intro

Speaker: Maria Zurek (Argonne National Laboratory)

9:15 AM Timelike Compton Scattering Using RG-A Data

20 min + 5 min

Speaker: Krishan Gopal (University of South Carolina)

9:40 AM Sullivan DVCS

20 min + 5 min

Speaker: Elouan Ferrand (CEA Saclay)

10:05 AM RG-K exclusive π⁰

20 min + 5 min

Speaker: Story Frantzen

10:30 AM Coffee Break (F113)

11:00 AM RG-C and proton A1 measurements

20 min + 5 min

Speaker: Derek Holmberg (William and Mary)

11:25 AM Deuterium and neutron A1 measurements

20 min + 5 min

Speakers: Darren Upton (University of Virginia), Darren Upton (Old Dominion University)

11:50 AM Helicity amplitudes analysis

20 min + 5 min

Speaker: Harut Avagyan (Jefferson Lab)

9:00 AM → 12:30 PM Day 2 Parallel: HS Parallel I

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

9:00 AM HSWG Intro

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

9:15 AM RG-K Spr24 KY Cross Section Analysis

Speaker: Daniel Carman (JLab)

9:50 AM Resonance contributions to polarized structure functions in inclusive electron scattering

Speaker: Dr Bogdan Fadeenko (Moskow State University)

10:30 AM Coffee Break (F113)

11:00 AM eLambda(1116)X polarization and eLambda(1520) BSA from RG-K

Speaker: Dr Aron Kripko (Jefferson LAb)

11:30 AM K+Lambda(1520) Beam Spin asymmetry measurement from RG-K

Speaker: Chiara Ammendola

12:00 PM Cross Section Measurements of Ground State Cascade Hyperons in RG-K

Speakers: Bianca Gualtieri (Florida International University), Bianca Gualtieri (Florida International University)

9:00 AM → 12:30 PM Day 2 Parallel: Nuclear Parallel I

Convener: Raphaël Dupré (IJCLab, Paris-Saclay U.)

9:15 AM Nuclear Physics Working Group Introduction

Speaker: Raphaël Dupré (IJCLab, Paris-Saclay U.)

9:30 AM RG-M Analyses review

Speaker: Natalie Wright (MIT)

9:50 AM RGM results on Calcium

Speaker: Mr Igor Becker

10:10 AM Inclusive electron scattering for neutrinos with CLAS12

Speaker: Matan Goldenberg

10:30 AM Coffee Break (F113)

11:00 AM CLAS12 e4nu 1p analysis

Speaker: Pablo Barham

11:20 AM (e,e’n) SRC analysis on Calcium in the RGM experiment

Speaker: Ron Wagner (Tel Aviv University)

11:40 AM ALERT reconstruction and first analysis

Speaker: Felix Touchte Codjo (IJCLAB)

12:00 PM Pile up tretment in ALERT

Speaker: Kathleen Ramage (University of Glasgow)

12:30 PM → 1:50 PM Lunch Break

1:50 PM → 6:00 PM Day 2 Parallel: DPWG Parallel II

Convener: Maria Zurek (Argonne National Laboratory)

1:50 PM BAND analysis update

20 min + 5 min

Speaker: Natalie Wright (MIT)

2:15 PM BONuS analysis update

20 min + 5 min

Speakers: Mohammad Hattawy (Old Dominion University), Mohammad Hattawy (Old Dominion University)

2:40 PM ϕ electroproduction on the neutron with RGB

20 min + 5 min

Speaker: Mathieu Ronayette (CEA Saclay)

3:05 PM Exclusive ω0 production

20 min + 5 min

Speaker: Prof. Zhaozhong Shi (Lamar University)

3:30 PM Coffee Break (F113)

4:00 PM Spin asymmetries in kaon SIDIS with RGC

20 min + 5 min

Speaker: Lorenzo Polizzi (INFN (sezione Ferrara))

4:25 PM Kaon SIDIS modulations with RGA

20 min + 5 min

Speaker: Áron Kripkó (JLU Gießen)

4:50 PM π⁰ SIDIS multiplicities and modulations

20 min + 5 min

Speaker: Valerii Klimenko (Argonne National Laboratory)

5:15 PM π± SIDIS on NH₃

20 min + 5 min

Speakers: Hector Chinchay (University of New Hampshire), Hector Chinchay (University of New Hampshire)

2:00 PM → 6:00 PM Day 2 Parallel: HS Parallel II

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

2:00 PM Elucidating Strangeness with Electromagnetic Probes

Speaker: Asli Acar

2:30 PM Update on MaseonX data analysis (TBD)

Speaker: Marco Filippini

3:00 PM Cross Sections of Proton Antiproton Electroproduction off Protons

Speakers: Leonel Martinez (Florida International University), Leonel Martinez (Florida International University)

3:30 PM Coffee Break

2:00 PM → 6:00 PM Day 2 Parallel: Nuclear Parallel II

Convener: Raphaël Dupré (IJCLab, Paris-Saclay U.)

2:00 PM Update on the GMn analysis

Speaker: Jerry Gilfoyle (University of Richmond)

2:20 PM RG-D Analyses Update

Speakers: Mariana Tenorio Pita (Mississippi State University), Mariana Tenorio Pita (Old Dominion University)

2:40 PM Update on Lambda Analysis using RG-E Datasets

Speaker: Uditha Weerasinghe (Mississippi State University)

3:00 PM Antiproton production in eA scattering with CLAS12 RG-E data

Speaker: Dr Sebouh Paul (Florida International University)

3:30 PM Coffee Break (F113)

2:00 PM → 6:00 PM Day 2 Parallel: Workfest

Conveners: Noémie Pilleux (Argonne National Laboratory), Raffaella De Vita (Jefferson Lab)

2:00 PM Workfest I - CLAS12 data–MC Matching

MC-data matching workfest.pdf

3:30 PM Coffee Break (F113)

4:00 PM Workfest I - CLAS12 data–MC Matching

Thu, November 19

8:30 AM → 12:40 PM Day 3 Plenary: Short and Long Term Planning Discussions

8:30 AM Morning Coffee

9:00 AM RG-K status and plans for running next year

20+5 min

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

9:25 AM RG-H status and workshop report

20+5 min

Speaker: Marco Contalbrigo (INFN Ferrara)

9:50 AM Progress towards a Polarized 3He Target in CLAS12

15+5 min

Speaker: Hao Lu (Jefferson Lab)

10:10 AM muRwell Update

15+5 min

Speaker: Florian Hauenstein (Jefferson Lab)

10:30 AM Coffee Break

11:00 AM High Luminosity Program: Physics Opportunities on Spectroscopy

15+5 min

Speaker: TBC

11:20 AM High-Luminosity Workshop Highlights: Quarkonia

15+5 min

Speaker: Pierre Chatagnon (CEA Saclay)

11:40 AM High-Luminosity Workshop Highlights: GPDs

15+5 min

Speaker: Volker Burkert (Jefferson Lab)

12:00 PM High-Luminosity Workshop Highlights: TMDs

15+5 min

Speaker: Harut Avagyan (Jefferson Lab)

12:20 PM High-Luminosity Workshop Highlights: BSM

15+5 min

Speaker: Dr Rafayel Paremuzyan (Jefferson Lab)

12:40 PM → 1:40 PM Day 3 Plenary: Membership Committee Meeting

Convener: Silvia Niccolai (IJCLab Orsay)

12:40 PM → 2:00 PM Lunch Break

2:00 PM → 4:20 PM Day 3 Plenary: Short and Long Term Planning Discussions

2:00 PM High-Luminosity Program: Physics Opportunities on Nuclear Targets

15+5 min

Speaker: Lamiaa El Fassi (Mississippi State U.)

2:20 PM Prospects for CLAS12 detector upgrades

20+5 min

Speaker: Raffaella De Vita (Jefferson Lab)

2:45 PM High Lumi: Discussion

3:05 PM CEBAF 2037 Workshop Summary and Discussion

Speakers: Latifa Elouadrhiri (Jefferson Lab), Richard Milner (MIT)

3:35 PM Coffee Break with Discussion

4:00 PM → 6:00 PM Day 3: Workfests

Conveners: Nathan Baltzell (Jefferson Lab), Raffaella De Vita (Jefferson Lab)

4:00 PM Workfest II - Towards Efficient Event Generation

workfest2.md

6:30 PM → 9:30 PM Day 3 Plenary: Informal Social Event

6:30 PM Collaboration Hangouts

Join us for an informal collaboration gathering at Chef's Market Food Hall & Entertainment Venue, offering a variety of food options as well as games and entertainment in a relaxed setting.

Chef's Market Food Hall & Entertainment Venue
City Center at Oyster Point
11800 Merchants Walk, Newport News, VA 23606

Fri, November 20

8:30 AM → 12:30 PM Day 4 Plenary: General I

8:30 AM Collaboration Charter and Organizational Matters - Discussion

Speaker: Raphaël Dupré (IJCLab, Paris-Saclay U.)

8:30 AM Morning Coffee

9:00 AM CAA - Measurements of J/ψ Polarization Observables with RG-A and RG-C dataset

20+5 min

Speaker: Kayleigh Gates (University of York)

9:25 AM Physics Highlight - Measurements of γvp→π+π−p′ Cross Sections with the CLAS12 Detector for Q2 from 2.4–8.0 GeV2 and W from 1.4–2.1GeV

25+5 min

Speaker: Krishna Chandra Neupane (Thomas Jefferson Lab)

9:55 AM Theory Mini Seminar - Mechanical Structure of Nucleon and Nuclei

Speaker: Adam Freese (Jefferson Lab)

10:30 AM Coffee Break + Discussion with the Theory Speaker

11:00 AM Membership Committee Report

Speaker: Silvia Niccolai (IJCLab Orsay)

11:10 AM Report from Workfest I - Data - MC Matching

Speakers: Noémie Pilleux (Argonne National Laboratory), Raffaella De Vita (Jefferson Lab)

11:20 AM Report from Workfest II - Towards Efficient Event Generation

Speakers: Nathan Baltzell (Jefferson Lab), Raffaella De Vita (Jefferson Lab)

11:30 AM Speakers Committee Report

Speakers: Lucilla Lanza, Lucilla Lanza

11:40 AM Students and Postdocs Report

Speakers: Bianca Gualtieri (Florida International University), Bianca Gualtieri (Florida International University)

11:50 AM Service Work Committee Report

Speaker: Dr Angela Biselli (Fairfield University)

12:00 PM Closeout & AOB

Speakers: Annalisa D'Angelo (University of Rome Tor Vergata and INFN Roma Tor Vergata), Bryan McKinnon (University of Glasgow), Maria Zurek (Argonne National Laboratory), Nathan Baltzell (Jefferson Lab), Raphaël Dupré (IJCLab, Paris-Saclay U.), Stepan Stepanyan (Jefferson Lab)

12:30 PM → 2:00 PM Lunch Break