1. Next-generation
Imaging Team, RIKEN-CLST, Kobe-shi, Hyogo 650-0047, Japan
2. Graduate
School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, Okayama-shi, Okayama 700-8530, Japan
3. Hitachi High-Tech
Science Co., Ltd., Hitachinaka-shi, Ibaraki 312-8504, Japan
4. Department
of Applied Chemistry, Graduate School of Engineering, Hiroshima University, Higashi-Hiroshima 739-8527, Japan