Hogge J-P, Goodman TP, Alberti S, Albajar F, Avramides KA, Benin P, Bethuys S, Bin W, Bonicelli T, Bruschi A, et al. First experimental results from the European Union 2-MW coaxial cavity iter gyrotron prototype. Fusion Science and Technology [Internet]. 2009;55:204-212.