Target NIM Paper

Introduction (Yi)

• Introduction
• Polarized 3He target in Jefferson Lab Hall A
• Spin-exchange optical pumping, hybrid technique

Overview of 3He target setup in Jefferson Lab (Joe)

• Setup in Hall A since E06-010
  • Holding field coil
  • Oven
  • Optics
  • Reference cell

3He cell used in Hall A

• 3He cell manufacture (Joe)
• Cell Characterization (Yi')
  • Density measurement
  • Wall thickness measurement

Polarimetry

• NMR polarimetry (Yi')
  • Water calibration of NMR
  • Internal temperature measurement
• EPR polarimetry (Chiranjib)

Special Techniques

• Optics design (Xiaohui/Chiranjib)
• Automatic spin flip (Jin)
• Optical setup without direct phase compensation (Jin)

Future Upgrage (Yi)

• Spin flip using field flip
• Modifications to the target cell