1. Department of Materials Science and Engineering Johns Hopkins University 3400 North Charles Street Baltimore MD 21218 USA
2. Department of Mechanical Engineering University of Maryland Baltimore County 1000 Hilltop Circle Baltimore MD 21250 USA
3. Department of Electrical and Computer Engineering Johns Hopkins University 3400 North Charles Street Baltimore MD 21218 USA
4. Department of Chemistry Johns Hopkins University 3400 North Charles Street Baltimore MD 21218 USA
5. Department of Mechanical and Aerospace Engineering University of Virginia 122 Engineer's Way Charlottesville VA 22904 USA