“…Improvement of gas sensitivity for a polymer membrane electrode by high-energy ion beam irradiation T. Tanaka* 1) , A. Yamada 1) , Y. Suzuki 1) , T. Kobayashi 1) , K. Takahashi 1) , T. Kambara 1) ,F. Saito 2) , K. Okamura 3) , S. Uchikoshi 3) , N. Nakano 3) , S. Hamago 4) , M. Takenaka 4) , D. Mano 5) , S. Morisaki 5) and A. Ogura 5) 1) RIKEN, 2-1 Hirosawa, Wako-shi, Saitama 351-0198, Japan 2) The University of Tokyo, 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan 3) Rikenkeiki Co. Ltd., 2-7-6 Azusawa, Itabashi, Tokyo 174-8744, Japan 4) Tokyo University of Science, 1-3 Kagurazaka, Shinjyuku, Tokyo 162-0826, Japan 5) Meiji University, 1-1-1 Higashi-mita, Tama, Kawasaki, Kanagawa 214-8571, Japan *Corresponding author. Tel.…”