ELECTRON CAPTURE CROSS SECTIONS IN SLOW, HIGHLY CHARGED ION-ATOM AND -MOLECULE COLLISIONS I. Yamada, A. Danjo, K. Hosaka, M. Kimura, F. Krok, A. Matsumoto, N. Nakamura, S. Ohtani, H. A. Sakaue, M. Sakurai, H. Tawara, H. Watanabe, and M. Yoshino National Institute for Fusion Science, Toki, Gifu 509-5292, Japan We have measured absolute cross sections for total and one-electron capture processes in collisions of slow, highly charged Iq+ (6