Chiral symmetry restoration at high matter density observed in pionic atoms

Takahiro Nishi, K. Itahashi, DeukSoon Ahn, G.P.A. Berg, M. Dozono, D. Etoh, Hiroyuki Fujioka, N. Fukuda, Nobuhisa Fukunishi, H. Geißel, E. Haettner, T. Hashimoto, R. Hayano, S. Hirenzaki, Hiroshi Horii, Natsumi Ikeno, N. Inabe, M. Iwasaki, D. Kameda, Keichi Kisamori, Yu Kiyokawa, T. Kubo, K. Kusaka, Masafumi Matsushita, S. Michimasa, Go Mishima, Hiroyuki Miya, D. Murai, Hideko Nagahiro, M. Nııkura, Naoko Nose-Togawa, S. Ota, N. Sakamoto, K. Sekiguchi, Yuta Shiokawa, Hiroshi Suzuki, K. Suzuki, M. Takaki, H. Takeda, Y. Tanaka, Т. Уесака, Yasumori Wada, A. Watanabe, Yuni N. Watanabe, H. Weick, H. Yamakami, Y. Yanagisawa, K. Yoshida