1. Department of Materials Science and Engineering, University of California, Irvine, California 92697, United States
2. Departments of Chemistry and Physics, Nanoscience Center, University of Jyväskylä, Jyväskylä 40014, Finland
3. Department of Chemistry, University of California, Irvine, California 92697, United States
4. Department of Chemistry, University of Jyväskylä, Jyväskylä 40014, Finland
5. Nanoscience Center and Department of Chemistry, University of Copenhagen, Universitetsparken 5, Copenhagen 2100, Denmark
6. Department of Materials and Life Sciences, Faculty of Science and Technology, Sophia University, 7-1 Kioi-cho, Chiyoda-ku, Tokyo 102-8554, Japan
7. Department of Physics and Astronomy, University of California, Irvine, California 92697, United States
8. Department of Chemical and Biomolecular Engineering, University of California, Irvine, California 92697, United States