1. Department of Chemistry Duke University 124 Science Drive, Box 90354 Durham NC 27708 USA
2. Department of Mechanical Engineering and Materials Science Duke University 144 Hudson Hall, Box 90300 Durham NC 27708 USA
3. Center for Integrated Nanotechnologies Los Alamos National Laboratory Los Alamos NM 87545 USA
4. Duke Sports Science Institute 3475 Erwin Road – Wallace Building Durham NC 27710 USA