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Parametric ion-acoustic turbulence in a helicon discharge

✍ Scribed by Virko, V F; Kirichenko, G S; Shamrai, K P


Book ID
118175319
Publisher
Institute of Physics
Year
2003
Tongue
English
Weight
207 KB
Volume
12
Category
Article
ISSN
0963-0252

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## Abstract The negative oxygen ion density is studied experimentally in the high‐density helicon device VINETA by laserinduced photodetachment. The measurements indicate a negative ion density being higher than the electron density in contrast to previous experiments in helicon oxygen discharges.