GlueX-Collaboration-Sep-2023

GlueX Fall 2023 Collaboration Meeting

September 20-22, 2023 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 $60 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=76

Agenda

Wednesday, September 20

• Session I: Overview and Collaboration Business (Chair: Justin Stevens)
  • 13:30 (10+5): Opening Remarks (Matt Shepherd)
  • 13:45 (20+5): Hall D Status Report (Eugene Chudakov)
  • 14:10 (20+5): GlueX Software Status (Alex Austregesilo)
  • 14:35 (10+5): Data Calibration and Production (Igal Jaegle)
  • 14:50 (15+5): GlueX Code of Conduct (Mike McCracken) [D&IC Update slides]
  • 15:10 (10+5): Collaboration Board Report (Mark Dalton)

• 15:25 - 15:55: Coffee Break

• Session II: Engineering and FCAL2 (Chair: Eugene Chudakov)
  • 15:55 (20+5): Hall D Engineering Overview (Tim Whitlatch) [Engineering Update]
  • 16:20 (20+5): FCAL Module Refurbishment (Malte Albrecht)
  • 16:45 (20+5): FCAL2 Assembly (Sasha Somov)
  • 17:10 (20+5): FCAL2 Software and Simulation (Simon Taylor)

Thursday, September 21

• Session I: Systematic Uncertainties I (Chair: Curtis Meyer)
  • 9:00 (15+5): Overview and Strategy (Sean Dobbs)
  • 9:20 (15+5): BCAL Efficiency Status (Zisis Papandreou)
  • 9:40 (15+5): FCAL Efficiency Status (Kevin Saldaña)
  • 10:00 (15+5): Charged Pion Tracking Efficiency (Justin Stevens)
  • 10:20 (15+5): Recoil Proton Efficiency (Boris Grube)

• 10:40 - 11:10: Coffee Break

• Session II: Systematic Uncertainties II (Chair: Richard Jones)
  • 11:10 (15+5): Flux and PS Acceptance (Sasha Somov)
  • 11:30 (15+5): Survey and Alignment Issues (Simon Taylor)
  • 11:50 (20): Discussion and Action Item Summary (Sean Dobbs)

• 12:10 - 14:00: Lunch

• Session III: Cross Sections I (Chair: Amy Schertz)
  • 14:00 (20+5): Baryon-Antibaryon Cross Section (Hao Li) [Analysis Summary]
  • 14:25 (20+5): Cascade Cross Sections (Jesse Hernandez) [Analysis Summary]
  • 14:50 (20+5): K_SKπ Cross Section (Tyler Viducic) [Analysis Summary]

• 15:15: Collaboration Photo
• 15:15 - 15:45: Coffee Break

• Session IV: Cross Sections II and GlueX Future Plans (Chair: Matt Shepherd)
  • 15:45 (20+5): Σ⁰π⁰ Cross Section (Nilanga Wickramaarachchi) [Analysis Summary]
  • 16:10 (20+5): Σ⁰π⁰ and pK^- Fitting (Reinhard Schumacher)
  • 16:35 (15+5): Polarized Target and REGGE (Mark Dalton)
  • 16:55 (20+5): Di-electron physics and TRD developments (Lubomir Pentchev)
  • 17:20 (35): PAC Preparation Strategy and Discussion (Justin Stevens)

• 18:15: Reception in the Atrium

Friday, September 22

• Session I: Amplitude Analysis I (Chair: Malte Albrecht)
  • 9:00 (20+5): Polarized Moments (Boris Grube) [Analysis Summary]
  • 9:25 (20+5): Update on K_SK_S Analysis (Dene Hoffman) [Analysis Summary]
  • 9:50 (20+5): ωπ Amplitudes (Kevin Scheuer)
  • 10:15 (20+5): Amplitudes with a Δ⁺⁺ Recoil (Amy Schertz) [Analysis Summary] ( Related: [Analysis Summary], [Analysis Summary ] )

• 10:40 - 11:10: Coffee Break

• Session II: Amplitude Analysis II and Charged Pion Polarizability (Chair: Alex Austregesilo)
  • 11:10 (15+5): Study of π⁺π⁰Δ⁺⁺ (Colin Gleason)
  • 11:30 (15+5): Update on a₂ Differential Cross Section (Malte Albrecht/Lawrence Ng) [Analysis Summary ]
  • 11:50 (20+5): Charged Pion Polarizability Analysis Status (Ilya Larin)

• Lunch: 12:15 - 13:30
  • Open Discussion on the GlueX Code of Conduct in CC F326-7

• Session III: Dilepton and Beam Asymmetries (Chair: Zisis Papandreou)
  • 13:30 (20+5): η Beam Asymmetry (Tolga Erbora) [Analysis Summary ]
  • 13:55 (20+5): η’ Beam Asymmetry (Churamani Paudel) [Analysis Summary ]
  • 14:20 (20+5): J/ψ→μ⁺μ^- (Donovan Ebersole)

• 14:45 - 15:15: Coffee Break

• Session IV: PrimEx Analyses (Chair: Sean Dobbs)
  • 15:15 (20+5): Compton and Primakoff Cross Section (Drew Smith)
  • 15:40 (20+5): PrimeEx η Analysis (Igal Jaegle)
  • 16:05: Closing