1. Department of Mechanical, Aerospace, and Biomedical Engineering, University of Tennessee, Knoxville, Tennessee 37996, United States
2. Nano-BioMaterials Laboratory for Energy, Energetics & Environment (nbml-E3), University of Tennessee, Knoxville, Tennessee 37996, United States
3. Sustainable Energy Education and Research Center (SEERC); University of Tennesse, Knoxville, Tennessee 37996, United States
4. Quantum Heterostructures Group, Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States
5. Quantum Information Science Group, Physics Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States
6. Department of Chemical and Biomolecular Engineering, University of Tennessee, Knoxville, Tennessee 37996, United States