Patent ID: 9224580
Filing Date: 2015-12-29
Classification: H01J,H05H

Abstract:
1. An arrangement for generating plasma, the arrangement comprising: a primary plasma source comprising a primary source chamber and a first coil for generating plasma in the primary source chamber; a secondary plasma source comprising a secondary source chamber and a second coil for enhancing plasma generated by the primary plasma source and/or generating plasma in the secondary source chamber; a hollow guiding body arranged for guiding at least a portion of the plasma Generated by the primary plasma source to the secondary plasma source; and an outlet for emitting at least a portion of the plasma or components thereof Generated by the arrangement; wherein the secondary source chamber is smaller than the primary source chamber, wherein the secondary source chamber has a relatively small cross-sectional area in comparison with the primary source chamber, and wherein the secondary plasma source is arranged for operation at a lower power than the primary plasma source.