1. (1) A. E. Guile and B. Juttner: “Basic erosion processes of oxidized and clean metal cathodes by electric arcs”, IEEE Trans. Plasma Sci., Vol. 8, No. 3, pp. 259-269 (1980)
2. (2) K. Takeda and S. Takeuchi: “Removal of oxide layer on metal surface by vacuum arc”, Materials Transactions: JIM., Vol. 38, No. 7, pp. 636-642 (1997)
3. (3) T. Inaba, T. Iwao, and Y. Kubo: “Toxic Waste Disposal by Direct Current Arc Plasma”, OYO BUTURI, Vol. 7, No. 24, p. 444 (2003) (in Japanese)
4. (4) T. Inaba and T. Iwao: “Surface Treatment by Low Pressure Arc”, J. Plasma Fusion Res., Vol. 82, No. 8, pp. 488-491 (2006) (in Japanese)
5. (5) Y. Kubo, T. Iwao, K. Takeda, and T. Inaba: “Removal Characteristics of the Oxide Layer on the Stainless Steel Surface by Vacuum Arc: Influence on Inside of Circular Hole”, T. IEE Japan, Vol. 122-A, No. 1, pp. 65-71 (2002) (in Japanese)