Activation detector measurements at the hadron absorber of the NuMI neutrino beamline at Fermilab

Norihiro Matsuda, Yoshimi Kasugai, Hiroshi Matsumura, Hiroshi Iwase, Akihiro Toyoda, Hiroshi Yashima, Shun Sekimoto, Koji Oishi, Yukio Sakamoto, Hiroshi Nakashima, Takashi Nakamura, David Boehnlein, Gary Lauten, Anthony Leveling, Nikolai Mokhov and Kamran Vaziri Japan Atomic Energy Agency, 2-4 Shirakata-Shirane, Tokai-mura, Naka-gun, Ibaraki, 319-1195, Japan; High Energy Accelerator Research Organization (KEK), 1-1 Oho, Tsukuba, Ibaraki, 305-0801, Japan; Kyoto University Research Reactor Institute, Kumatori-cho, Sennan-gun, Osaka, 590-0494, Japan; Shimizu Corporation, 4-17, Etchujima 3-chome, Koto-ku, Tokyo, 135-8530, Japan; ATOX Co. Ltd, Technical Development Center, 1201 Takada, Kashiwa, Chiba, 277-0861, Japan; Tohoku University, Aoba, Aramaki, Aoba-ku, Sendai, Miyagi, 980-8578, Japan; Fermi National Accelerator Laboratory, Batavia, IL, 60510, USA