[1] Chinese Acad Inspect & Quarantine CAIQ, Inspect & Res Ctr Nanomat & Nanoprod NIRC, Beijing 100123, Peoples R China
[2] Natl Inst Mat Sci Inst NIMS, Int Ctr Mat Nanoarchitecton, Tsukuba, Ibaraki 3050047, Japan
[3] Natl Inst Mat Sci Inst NIMS, Photocatalyt Mat Ctr, Tsukuba, Ibaraki 3050047, Japan