Major Links

• Some basic information of the target can be found at Official site maintained by Jian-Ping Chen.
• Hall A polarized ³He target Operation and Safety Procedure (version 10) revised on Jun 1, 2001, click here.

Technical notes

• Transversity technical notes (Huan Yao, 04/10/06): Reverse Spin Technote (.pdf)
• Earl Babcock et al, Hybrid Spin-Exchange Optical Pumping of 3He, Phys. Rev. Lett. 91, 123003 (2003), click here
• E97-110 technical notes, click here
• E94-010 technical notes, click here

Related thesis

• E97-103: "A Search for Higher Twist Effects in the Neutron Spin Structure Function gⁿ₂"
• Kevin Kramer, College of William and Mary (2003);  click here

• E99-117: "Precision Measurement of Neutron Spin Asymmetry Aⁿ₁ at large x_Bj using CEBAF at 5.7 GeV"
• Xiaochao Zheng, Massachusetts Institute of Technology (2002); visit her  webpage ,  or go to Hall A Thesis List .

• E94-010: "Measurement of the Neutron (3He) Spin Structure Function at Low Q2 : A Connection Between the Bjorken and Drell Hearn Gerasimov Sum Rules"

• Pibero Djawotho, College of William and Mary (2002). Click here
• Ioannis Kominis, Princeton University (2001); click here
• Alexandre Deur, Universite Blaise Pascal (2000); click here
• John Steffen Jensen, California Institute of Technology (2000); click here

• E154 at SLAC: "Precision Measurement of the Neutron Spin Structure Functions"
• David Reyna, The American University (1998); click here
• Todd Smith, The University of Michigan (1998); click here
• Yury Kolomensky, University of Massachusetts (1997); click here
• Mikhail Romalis, Princeton University (1997); click here

• E143 at SLAC: "Measurement of Spin Structure Function g1 for the Proton and the Deuteron in the Resonance Region"
• Paul Raines, University of Pennsylvania (1996); click here

Other Links

• Target Spin Flip:
• Technical documents for compton, click here
• GP-95-04 (ps.gz) : Preliminary study to get left and right circularly polarized light with frequent reversals, G. Bardin et al.
• Target Logbook: click here
• Safety Procedures and requirements:
• Polarized  ³He target operational safety procedure (.ps) (html)
• Laser Eye Examination, click here
• The polarization principle:
• Optical Pumping:
• Laser setup: Optics setup , EEL target lab safety
• Polarimetries:
• NMR system, click here
• EPR:
• Operator Procedure (.ps) (html)
• Optics, click here
• Technical notes:

• Cell information:
• Main page for JLab polarized ³He Collaboration, click here
• Picture of 40cm target cell, click here
• Picture of Ice cone target cell, clickhere
• From EEL target lab, click here for general infomation, and here for the wall thickness data (tested by V. Sulkosky).
• Cell information from University of Virginia, click here
• Cell information from University of Virginia for E97-110, click here
• Other Polarized  ³He Target Labs:
• Temple University Polarized  ³He Target Lab, click here
• Spin Physics with Polarized Noble Gases, University of Virginia, click here
• W&M Polarized  ³He Cell Production Lab, The College of William and Mary, click here