SBS 2020 GEn Experimental Readiness Review

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Hall A E12-09-016 (Measurement of the Neutron Electromagnetic Form Factor Ratio GEn/GMn at High Q2) Experiment Readiness Review

Experimental Readiness Review 2020

  • ERR Committee Haiyan Gao (chair),

Brian Eng (GEM), Dave Gaskell (Beam line/target), James Maxwell (Target), Yves Roblin (Beam Operation), Brad Sawatzky (Target operational experience),

Alexander Somov (Trigger), Stepan Stepanyan (Calorimeter), Chris Cuevas (Electronics), Bert Manzlak (EHS&Q), Pavel Degtiarenko (Radiation),

Ed Folts (observer), Javier Gomez (observer)


Final GEn ERR Report


Thursday Morning
8:00 Closed Session (20)
8:20 Remarks from Chair and Charge H. Gao (10)
8:30 Experiment Overview (pdf) Bogdan Wojtsekhowski (10+10)
8:50 Charge Item 1: Design report (non-target) including modifications to beamline, SBS and detectors to accommodate polarized target (ppt , pdf) Robin Wines (20+10)
9:20 Charge Items 2, 3: Target overview, configuration, performance requirement. Subsystems, including cells and lasers, lessons learned and timeline (pdf) Gordon Cates (40+20)
10:20 Break (15)
10:35 Charge Item 2 (target): Integrated System-Target Design and Fabrication (ppt , pdf) Supplemental: Assembly and Drawings (link in pdf) (xls , pdf) Bert Metzger (20+10)
11:05 Charge Item 3: Effect of Spectrometer fields, Magnetic Shielding and Simulation (pdf) Vladimir Nelyubin (20+10)
11:35 Charge Item 2 (non-target): Status of the equipment required for this experiment. Completion, commissioning. (ppt , pdf) Mark Jones (30+10)
12:15 Lunch (45)
Afternoon Session
13:00 Charge Items 1, 2, 4: Equipment ownership, maintenance, control. Installation plans, timeline (pdf) Jessie Butler (20+10)
13:30 Charge Item 5: Data Analysis & Simulation, Software Status, time to 1st publication (pdf) Andrew Puckett (20+10)
14:00 Charge Item 6: Radiation and Shielding (pdf) Eric Fuchey (20+10)
14:30 Charge Item 7: Beam Commissioning and Machine Protections Systems (pdf) David Flay (20+10)
15:00 Charge Item 4: Personpower and responsibilities (ppt , pdf) Todd Averett (20+10)
15:30 Charge Item 8: Safety Documents, target and non-target (in previous pdf) Todd Averett (15+5)
15:50 Break (10)
16:00 Closed Session (90)
17:30 Closeout

Draft of COO (pdf)
Draft of ERG (pdf) and chart (pdf)
Input for RSAD from Radcon (radiation budget form) (pdf)
Draft of LOSP for pol3He target (pdf)
Draft of OSP for pol3He target (pdf)
Draft of OSP for GEM detectors (pdf)
Draft of OSP for BigBite magnet (pdf)
Draft of OSP for BigBite rotation (pdf)
Draft of OSP GRINCH Cherenkov detector (pdf)
Draft of OSP for BigBite timing hodoscope (pdf)
Draft of OSP for Hadron Calorimeter, HCal-J (pdf)
Draft of OSP for Coordinate Detector, CDet (pdf)