1. Department of Mechanical Engineering, The University of Texas at Austin, Austin, TX 78712, USA.
2. Department of Physics, The University of Texas at Austin, Austin, TX 78712, USA.
3. Department of Physics, Boston College, Chestnut Hill, MA 02467, USA.
4. Department of Physics, Computer Science, and Engineering, Christopher Newport University, Newport News, VA 23606, USA.
5. Department of Aerospace Engineering and Engineering Mechanics, The University of Texas at Austin, Austin, TX 78712, USA.
6. Texas Materials Institute, The University of Texas at Austin, Austin, TX 78712, USA.
7. Laboratoire d’Innovation pour les Technologies des Energies Nouvelles et les Nanomatériaux, Commissariat à l’Énergie Atomique Grenoble, 17 rue des Martyrs, 38054 Grenoble, France.