S1 Supporting Information Particulate photocatalyst sheets based on carbon conductor layer for efficient Z-scheme pure-water splitting at ambient pressure Qian WANG, 1,2 Takashi HISATOMI, 1,2 Yohichi SUZUKI, 3 Zhenhua PAN, 1 Jeongsuk SEO, 1,2 Masao KATAYAMA, 1,2 Tsutomu MINEGISHI, 1,2 Hiroshi NISHIYAMA, 1,2 Tsuyoshi TAKATA, 1,2 Kazuhiko SEKI, 3 Akihiko KUDO, 4 Taro YAMADA, 1,2 Kazunari DOMEN 1,2,* Affiliation and full postal address 1 Department of Chemical System Engineering, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan 2 Japan Technological Research Association of Artificial Photosynthetic Chemical Process (ARPChem), 2-11-9 Iwamotocho, Chiyoda-ku, Tokyo 101-0032, Japan 3 National Institute of Advanced Industrial Science and Technology (AIST), 1-1-1 Higashi, Tsukuba, Ibaraki 305-8565, Japan 4 Department of Applied Chemistry, Tokyo University of Science, 1-3 Kagurazaka, Shinjuku-ku, Tokyo 162-8601, Japan *Corresponding author Professor Kazunari DOMEN Department of Chemical System Engineering, School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan Tel: +81-3-5841-1148 Fax: +81-3-5841-8838 E-mail: domen@chemsys.t.u-tokyo.ac.jp