机译:Characterization of Cs-free negative ion production in the ion source SPIDER by cavity ring-down spectroscopy
Consorzio RFX, Corso Stati Uniti 4 -- 35127 Padova, Italy;
Imperial College London, Exhibition Rd., South Kensington, SW7 2BX, London U.K.;
Ion sources (positive ions; negative ions; electron cyclotron resonance (ECR); electron beam (EBIS)); Plasma diagnostics -- charged-particle spectroscopy; Plasma diagnostics --interferometry; spectroscopy and imaging;