the path to running clas12 bonus12 latifa elouadrhiri august 21, 2015
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The Path to Running CLAS12 BONuS12
Latifa ElouadrhiriAugust 21, 2015
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Outline
• CLAS12 Construction Status
• Project Schedule and Tentative Run plan
• The path to running BONuS12
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12 GeV Upgrade Project
New Hall
Add arc
Enhanced capabilitiesin existing Halls
Add 5 cryomodules
Add 5 cryomodules
20 cryomodules
20 cryomodules
Upgrade arc magnets and supplies
CHL upgrade
Completion of the 12 GeV CEBAF Upgrade was ranked the highest
priority in the 2007 NSAC Long Range Plan.
Upgrade is designed to build on existing facility: vast majority of accelerator and experimental equipment have continued use.
Maintain capability to deliver lower pass beam energies: 2.2, 4.4, 6.6….
Project Scope (~95% complete): •Doubling the accelerator beam energy - DONE•New experimental Hall D and beam line – DONE•Upgrades to Experimental Halls B & C (89% & 86%)
TPC = $338M
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CLAS12Base equipmentForward Detector (FD)
- TORUS magnet (6 coils)- HT Cherenkov Counter - Drift chamber system - LT Cherenkov Counter - Forward ToF System- Pre-shower calorimeter - E.M. calorimeter
Central Detector (CD)- SOLENOID magnet - Barrel Silicon Tracker - Central Time-of-Flight
Beamline- Targets- Moller polarimeter - Photon Tagger
Upgrade to base equipment - MicroMegas
- Central Neutron Detector - Forward Tagger - RICH detector (1 sector)- Polarized target (long.)
- BONus12
MM
CND
http://www.jlab.org/Hall-B/clas12-web/4
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CLAS 12 - Central Detector
Integration of BoNus in CLAS12/CD requires early coordination with technical team.
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Status of Hall B
Forward CarriageFTOF1a, FTOF1b, PCAL and EC essentially operational 2+ years prior to scheduled beam commissioning.
Beam Line InstrumentationCommissioned during HPS run up to Faraday cup, BPMs, harps, halo counters.Additional beam line components to be installed beginning 10/2015
TORUS Magnet Installation6 coils and 6 pairs of hex beams installed in Hall Spare coil cryostated and factory disassembledFull Torus commissioned and field mapped 7/2016. SOLENOID Magnet 2nd of 5 coils in fabricatedDelivery of Magnet to JLab ~5/2016Expected to be operational ~8/2016
CLAS Collaboration Meeting 6/17/2015 Page 7
Hall B: Detector Progress
FTOF 1-a, 1-b Installed(USC)
Drift Chambers(ODU, ISU, JLab)
Assembled CTOF Counters Being Tested
PCAL Installed(JLab, OU, W&M, NSU)
SVT (Jlab and FNAL)
Complete
Complete
Complete
LTCC-1 with First Set of Mirrors
SVT-Mechanical integration completed!
CLAS Collaboration Meeting 6/17/2015 Page 8
SVT- Integration and Alignment Complete
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Key Dates
Hall Key Event Projected Date
B Torus 1st Coil Cold Mass Arrived November 2014
B Torus 6th Coil in Cryostat Done June 2015
B Torus Installation October 2014 (‘spit’) – May 2016
B Solenoid Coil Winding March 2015 – November 2015
B Solenoid Arrives May 2016
B Detector Commission with Beam December 2016
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Hall B Schedule
Torus Assembly, Install + Test
Solenoid Install + Test
8 months to CD-4B(as of 2-June)
Software readyCalibration readyDocumentation readyCommissioning readyFirst experiment ready
Today
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Proposal Physics Contact Rating Days Group New equipment Energy Run Group Target
E12-06-108 Hard exclusive electro-production of π0, η Stoler B 80
139
RICH (1 sector)Forward tagger
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A
F. Sabatié
liquidH2
E12-06-112 Proton’s quark dynamics in SIDIS pion production Avakian A 60
E12-06-119 Deeply Virtual Compton Scattering Sabatie A 80
E12-09-003 Excitation of nucleon resonances at high Q2 Gothe B+ 40
E12-11-005 Hadron spectroscopy with forward tagger Battaglieri A- 119
E12-12-001 Timelike Compton Scatt. & J/ψ production in e+e- Nadel-Turonski A- 120
E12-12-007 Exclusive φ meson electroproduction with CLAS12 Stoler, Weiss B+ 60
E12-11-005a Photoproduction of the very strangest baryon Guo NR (120)
E12-07-104 Neutron magnetic form factor Gilfoyle A- 30
90
Neutron detectorRICH (1 sector)Forward tagger
11 B
K. Hafidi
liquidD2 target
PR12-11-109 (a) Dihadron DIS production Avakian
E12-09-007a Study of partonic distributions in SIDIS kaon production Hafidi A- 30
E12-09-008 Boer-Mulders asymmetry in K SIDIS w/ H and D targets Contalbrigo A- 56
E12-11-003 DVCS on neutron target Niccolai A 90
E12-06-109 Longitudinal Spin Structure of the Nucleon Kuhn A 80
185
Polarized targetRICH (1 sector)Forward tagger
11 C
S. Kuhn
NH3ND3E12-06- 119(b) DVCS on longitudinally polarized proton target Sabatie A 120
E12-07-107 Spin-Orbit Correl. with Longitudinally polarized target Avakian A- 103
PR12-11-109 (b) Dihadron studies on long. polarized target Avakian
E12-09-007(b) Study of partonic distributions using SIDIS K production Hafidi A- 80
E12-09-009 Spin-Orbit correlations in K production w/ pol. targets Avakian B+ 103
E12-06-106 Color transparency in exclusive vector meson production Hafidi B+ 60 60 11 D Nuclear
E12-06-117 Quark propagation and hadron formation Brooks A- 60 60 11 E Nuclear
E12-06-113 Free Neutron structure at large x Bueltman A 40 42 Radial TPC 11 F Gas D2
E12-14-001 EMC effect in spin structure functions Brooks B+ 55 55 Pol. LiH target 11 G LiH
TOTAL run time 1466 (1586) 631
Hall B CLAS12 experiments – run groups
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Proposal Physics Contact Rating Days Group Equipment Energy Group Target
C12-11-111 SIDIS on transverse polarized target Contalbrigo A 110
110 Transverse target
11 G HDC12-12-009 Transversity w/ di-hadron on transvere target Avakian A 110
C12-12-010 DVCS with transverse polarized target in CLAS12
Elouadrhriri A 110
All transverse target proposals 330 110
C12-11-006 Heavy Photon Search at Jefferson Lab (HPS) Jaros A 180 180 New setup in alcove
2.2, 6.6
H Nuclear
E12-11-106 High Precision Measurement of the Proton Charge Radius
Gasparian A 15 15 Primex 1.1, 2.2
I H2 gas
Beam time request from CLAS12 C! experiments + non-CLAS12 experiments 525 305
Beam time from approved CLAS12 experiments (from previous page) 1466 631
TOTAL Beam time for all Hall B experiments 1991 936
C1 approved proposals & non-CLAS12
Optimistically, we may run 90 PAC days per year. To run all experiments as run groups with full beam time will require 936/90 ≈ 10 years.
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Run Group Schedule – Tentative 6/2015Run Group Days 2015 2016 2017 2018 2019 2020 2021 Remai
nAll Run Groups 936 CND MM
FTBONUS
RICHLong. PT Trans. PT 525 411
HPS 180* 3 5? 10 20 135
PRad 15* 15 ---
CLAS12 KPP 15
RG-A (proton) 139* 20 40 79*
RG-F (BoNuS) 42* 40 2
RG-B (deut.) 90* 40 50*
RG-C (NH3) 120 20 40 60
RG-C-b (ND3) 65 35 30
RG-E (Hadr.) 60 25 10 25
RG-G (TT) 110* 55 55
RG-D (CT) 60 35 25
RG-K (LiD) 55 55 ---
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Project Phases
• Science – Physics Requirements• R&D – Finalizing detector components choices• Conceptual Design - CDR• Engineering Design – TDR with well defined detector specifications• Project construction• Detector assembly • Commissioning • Operation and maintenance
Simulation & Reconstruction is an important part of every phase of the project.
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Project Execution
• Science document with well defined science requirements• Technical Design Report (TDR) and detector specification• Baseline cost and schedule – Resource loaded schedule with clear dependencies• Labor by skill• Procurement with BoE• Space & Infrastructure• Milestones• QA/QC• Risk and Risk mitigation document• Software: simulation, reconstruction & calibration• Geometry and commissioning document• Organization with well defined roles and responsibilities with Control Change board• Project Tracking/Reviews
– BoNus collaboration conducted reviews and meeting– Hall B reviews– Physics Division Experimental Readiness Reviews– Funding agencies-report/reviews
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Path Forward for CLAS12 BoNus12 Project
• Detector Technology choice: October 2015 to be presented at the CLAS12 workshop October 19-20, 2015
• Produce Conceptual Design Report with estimated cost and schedule, to be presented to Hall B management by December 2015.
• Hall B management to conduct first review December 2015/January 2016
• Form a run group of experiments: what other science can be done with BoNus12? Write the document - important for the final detector optimization
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Path Forward for CLAS12 BoNus12 Project
• Detector Technology choice: October 2015 to be presented at the CLAS12 workshop October 19-20, 2015
• Produce Conceptual Design Report with estimated cost and schedule, to be presented to Hall B management by December 2015.
• Hall B management to conduct first review December 2015/January 2016
• Form a run group of experiments: what other science can be done with BoNus12? Write the document - important for the final detector optimization
• BoNus 12 is CLAS12 detector, so having dedicated group from BoNus group involved with CLAS12 software and the preparation and running of the first CLAS12 experiment is critical to the success of BoNus12 Project.
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Looking Forward to an Exciting Project
THANK YOU
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