Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Jesse Santoso and Hannah V Willett and Cormac S Corr,High density negative hydrogen ion production in a high power pulsed helicon discharge,Plasma Sources Science and Technology,1361-6595,IOP Publishing,2018-10-25,27,10,10LT03,https://cir.nii.ac.jp/crid/1363670321185585920,https://doi.org/10.1088/1361-6595/aae705