Investigation and plasma cleaning of first mirrors coated with relevant ITER contaminants: beryllium and tungsten

Moser, L; Doerner, RP; Baldwin, MJ; Lungu, CP; Porosnicu, C; Newman, M; Widdowson, A; Alves, E; Pintsuk, G; Likonen, J; Hakola, A; Steiner, R; Marot, L; Meyer, E