A. B. Kukushkin V. S. Neverov M. F. Stamp A. G. Alekseev S. Brezinsek A. V. Gorshkov M. Von Hellermann Et. Al.
We report on the first results for the spectrum of divertor stray light (DSL) and the signal-to-background ratio for D-alpha light emitted from the far SOL and divertor in JET in the recent ITER-like wall (ILW) campaign. The results support the expectation of a strong impact of DSL upon the H alpha (and Visible Light) Spectroscopy Diagnostic in ITE…Published