1. Department of Chemistry, Center for Alternative Energy, and Center
of Excellence for Innovation in Chemistry, Faculty of Science, Mahidol University, Bangkok 10400, Thailand
2. Sandia National Laboratories, Livermore, California 94551, United States
3. Center for
Nanoscience, Departments of Physics and Astronomy, and Department of Chemistry and Biochemistry, University of Missouri, St. Louis, Missouri 63121, United States
4. Boeing Commercial Airplanes, Everett, Washington 98203, United States