Cesium injection into a large rf-driven hydrogen negative-ion source

Takanashi, T.; Takeiri, Y.; Kaneko, O.; Oka, Y.; Tsumori, K.; Kuroda, T.
March 1996
Review of Scientific Instruments;Mar96, Vol. 67 Issue 3, p1024
Academic Journal
Reports on the development of a large radio-frequency hydrogen negative-ion source for a neutral beam injection system for fusion application. Generation of a strong external magnetic filter in front of the plasma electrode; Reduction of optimum bias voltage; Observation of the lowering of the operational gas pressure and improvement of the negative-ion production efficiency.


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