TJ-II:Plasma Wall Interaction
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To condition the wall of the TJ-II vacuum vessel, a number of techniques is used.
Glow Discharge Cleaning
Glow discharge cleaning is routinely used at TJ-II. [1] [2]
Wall conditioning
Careful control of wall conditions is essential for successful operation. [3]
The walls can be coated by various materials, using a set of ovens.
- Metal wall
- Boron-coated wall
- Lithium-coated wall