1. Department of Materials Science and Engineering, University of Wisconsin-Madison, Madison, WI 53706, USA.
2. Department of Physics and Astronomy, University of Pittsburgh, Pittsburgh, PA 15260, USA.
3. Pittsburgh Quantum Institute, Pittsburgh, PA 15260, USA.
4. Department of Materials Science and Engineering, The Pennsylvania State University, University Park, PA 16802, USA.
5. Department of Materials Science and Engineering, Pohang University of Science and Technology, 77 Cheongam-Ro, Pohang 37673, Republic of Korea.
6. Department of Energy Science, Sungkyunkwan University, Suwon 16419, Korea.
7. Department of Energy Engineering, KENTECH Institute for Energy Materials and Devices, Korea Institute of Energy Technology (KENTECH), Naju 58330, Republic of Korea.
8. Department of Physics, University of Wisconsin-Madison, Madison, WI 53706, USA.