1. State Key Laboratory of Silicon Material and School of Materials Science and Engineering Zhejiang University Hangzhou P. R. China
2. Department of Physics Zhejiang University Hangzhou P. R. China
3. School of Information Science JAIST Ishikawa Japan
4. School of Materials Science JAIST Ishikawa Japan
5. Scuola Internazionale Superiore di Studi Avanzati (SISSA) Trieste Italy
6. Research Center for Advanced Computing Infrastructure JAIST Ishikawa Japan