1. Department of Physics DTU Danmarks Tekniske Universitet Kgs. Lyngby 2800 Denmark
2. Department of Materials Science and Engineering NTNU Norwegian University of Science and Technology Trondheim NO‐7491 Norway
3. Department of Computer Science and Engineering Lehigh University Bethlehem PA 18015 USA
4. The Center for Nanophase Materials Sciences Oak Ridge National Laboratory Oak Ridge TN 37831 USA
5. Department of Materials Science and Engineering Lehigh University Bethlehem PA 18015 USA
6. Department of Mechanical Engineering and Mechanics Drexel University Philadelphia PA 19104 USA