GlueX-Collaboration-May-2024

GlueX Spring 2024 Collaboration Meeting

May 14-16, 2024 Hybrid

The GlueX Collaboration Meeting will be held jointly online and in person at Jefferson Lab in the CEBAF Center Auditorium.

To connect to the meeting, please go to the listing of Zoom meetings on the private Wiki and select the GlueX/Hall D Biweekly Meeting link at the top of the list.

Registration

Everyone participating in the collaboration meeting is required to register at the Registration Page. There is a registration fee of $85 for those attending in person at Jefferson Lab. There is no fee for remote participants.

• Current List of Participants

Remember that all on-site participants must have an active visit registration approved one week in advance of the meeting. The portal for site access is here. Sign in with your JLab user ID.

Talks on the DocDB

The DocDB talk-upload template can be found here: https://halldweb.jlab.org/doc-private/DocDB/DisplayMeeting?conferenceid=79

Agenda

Tuesday, May 14

• 8:30: Continental breakfast: granola, yogurt, fruit, nuts, and coffee

• Session I: Overview (Chair: Justin Stevens)
  • 9:00 (10+5): Opening remarks (Matt Shepherd)
  • 9:15 (20+5): Hall D report (Eugene Chudakov)
  • 9:40 (20+5): CEBAF status report (Edy Nissen)
  • 10:05 (20+5): The High Performance Data Facility (Amber Boehnlein)
  • 10:30 (15+5): Computing and software status (Alex Austregesilo)

• 10:50 - 11:20: Coffee Break

• Session II: Hardware and FCAL Upgrade (Chair: Eugene Chudakov)
  • 11:20 (15+5): Hall D engineering report (Tim Whitlatch)
  • 11:40 (20+5): FCAL2 construction status (Sasha Somov)
  • 12:05 (20+5): Software and analysis status for JEF (Simon Taylor)

• 12:30 - 13:30: Lunch

• Session III: Publication Business and Cross Sections I (Chair: Naomi Jarvis)
  • 13:30 (15+5): Report from the Physics Coordinator (Sean Dobbs)
  • 13:50 (20+5): Paper vote: π₁ photoproduction cross section upper limit (Peter Hurck) [Analysis Summary]
  • 14:15 (15+5): ηππ isospin separation (Will Imoehl)
  • 14:35 (20+5): Survey of strange mesons with Λ recoils (Justin Stevens)
  • 15:00 (15+5): JLab Open House (Mark Dalton)
    • Open House Sign Up Link

• 15:20 - 15:50: Coffee Break

• Session IV: Cross Sections II (Chair: Susan Schadmand)
  • 15:50 (20+5): Selection criteria for η→γγπ⁰ using a physics-informed neural network (Igal Jaegle/Daniel Lersch)
  • 16:15 (15+5): Signal and background generation for the η→γγπ⁰ channel studies (Stjepan Oresic)
  • 16:35 (20+5): Baryon-Antibaryon cross section (Hao Li) [Analysis Summary]
  • 17:00 (20+5): Λ(1405) Pole Positions from Σ⁰ pi⁰ and p K^- Data (Reinhard Schumacher) [Analysis Summary]

Wednesday, May 15

• 8:30: Continental breakfast: granola, yogurt, fruit, nuts, and coffee

• Session V: Cross Sections III (Chair: Reinhard Schumacher)
  • 9:00 (15+5): Analysis of φη (Darius Darulis)
  • 9:20 (15+5): η cross section (Jon Zarling) [Analysis Summary]
  • 9:40 (20+5): Status of Primakoff analyses (Igal Jaegle)
  • 10:05 (20+5): Primakoff reconstruction in the charged decay mode (Viviana Arroyave)

• 10:30: Collaboration Photo
• 10:30 - 11:00: Coffee Break

• Session VI: Dilepton, CPP, Production and Calibration (Chair: Lubomir Pentchev)
  • 11:00 (15+5): Dilepton WG Overview (Sean Dobbs)
  • 11:20 (15+5): J/ψ→μ⁺μ^- (Donavan Ebersole)
  • 11:40 (15+5): Calibration and Production Update (Naomi Jarvis)
  • 12:00 (20+5): Charged Pion Polarizability Analysis Update (Albert Fabrizi)

• 12:30 - 13:30: Lunch

• Session VII: CB Business and Amplitude Analysis I (Chair: Matt Shepherd)
  • 13:30 (15+5): Report from Collaboration Board (Naomi Jarvis)
  • 13:50 (30): Physics Coordinator Candidate Discussion Peter Malte
  • 14:20 (15+5): PWA of π⁺π^- and π⁰π⁰ (Alex Austregesilo)
  • 14:40 (15+5): PWA of π⁺π^- and ambiguities (Jiawei Guo)
  • 15:00 (15+5): [open slot]

• 15:20-15:50: Coffee Break

• Session VIII: Amplitude Analysis II (Chair: Richard Jones)
  • 15:50 (15+5): K_SK_L and φ SDMEs (Gabriel Rodriguez) [Analysis Summary]
  • 16:10 (15+5): K_SK_S with K-matrix (Dene Hoffman) [Analysis Summary]
  • 16:30 (15+5): a₂^- → K_S K^- differential cross section(Kevin Saldaña)
  • 16:50 (15+5): γ p → ρ^-Δ⁺⁺ decay angles (Jason Sikes)
  • 17:10 (20+5): GlueX Outreach: The Particle ID Project (Ricky Dube)
  • 17:35 (5+5): Diversity and inclusion committee report (Mike McCracken)

• 18:15: Reception in the CEBAF Center Atrium

Thursday, May 16

• 8:30: Continental breakfast: granola, yogurt, fruit, nuts, and coffee

• Session IX: Analysis Techniques (Chair: Amy Schertz)
  • 9:00 (20+5): Moment analysis of ηπ (Boris Grube)
  • 9:25 (15+5): Nonparametric/Parametric models for PWA (Lawrence Ng)
  • 9:45 (15+5): A correction to Q-factor weighting (Dene Hoffman/Zach Baldwin)
  • 10:05 (15+5): Machine learning for the DIRC (Cristiano Faneli/James Giroux)

• 10:25-10:55: Coffee Break

• Session X: Beam Asymmetries (Chair: Simon Taylor)
  • 10:55 (15+5): Δ⁺⁺ SDME Update (Farah Afzal) [Analysis Summary]
  • 11:15 (15+5): ηΔ beam asymmetry (Varun Neelamana) [Analysis Summary]
  • 11:35 (15+5): η p Beam Asymmetry (Tolga Erbora) [Analysis Summary]
  • 11:55 (15+5): η’ p Beam Asymmetry (Churamani Paudel) [Analysis Summary]

• 12:30 - 13:30: Lunch

• Session XI: Amplitude Analysis III (Chair: Alex Austregesilo)
  • 13:30 (15+5): ωη amplitude analysis (Edmundo Barriga) [Analysis Summary]
  • 13:50 (15+5): Analysis of ωπ⁰ and b₁⁰ cross section (Kevin Scheuer) [Analysis Summary]
  • 14:10 (15+5): Analysis of ωπ^- and b₁^- cross section (Amy Schertz) [Analysis Summary]
  • 14:30 (15+5): Analysis of η^(')π (Zach Baldwin) [Analysis Summary]
  • 14:50 (15+5): Double Regge production of ηπ (Rebecca Barsotti) [Analysis Summary]
• 15:10: Closing Remarks (Justin Stevens)

• 15:30: Hall D Walkthrough (Mark Dalton) Sign up link
  • only for those who need Hall D safety training