X-ray crystal spectrometer upgrade for ITER-like wall experiments at JET

Shumack, AE; Rzadkiewicz, J; Chernyshova, M; Jakubowska, K; Scholz, M; Byszuk, A; Cieszewski, R; Czarski, T; Dominik, W; Karpinski, L; Kasprowicz, G; Pozniak, K; Wojenski, A; Zabolotny, W; Conway, NJ; Dalley, S; Figueiredo, J; Nakano, T; Tyrrell, S; Zastrow, KD; Zoita, V