Virko, V.F.; Slobodyan, V.M.; Shamrai, K.P.; Virko, Yu.V.
(Вопросы атомной науки и техники, 2014)
By direct spatial measurements of wave RF magnetic fields it is confirmed that the density jumps in the helicon discharge with a flat (planar) antenna result from changes in axial modes of standing helicon waves in a limited ...