TY - SER AU - Sode, Katsuya AU - Sato, Tomoki TI - Carbon Nanofibers Prepared from Electrospun Polyimide, Polysulfone and Polyacrylonitrile Nanofibers by Ion-Beam Irradiation KW - Carbon Nanofibers KW - Conductivity KW - Electrospinning ER -