1. National High Magnetic Field Laboratory, Tallahassee, Florida32310, United States
2. Department of Physics, Florida State University, Tallahassee, Florida32306, United States
3. Stanford Institute for Materials and Energy Sciences, SLAC National Accelerator Laboratory, Menlo Park, California94025, United States
4. Department of Materials Science and Engineering, Stanford University, Stanford, California94305, United States
5. Institute for Condensed Matter Physics and Complex Systems, School of Physics and Astronomy, The University of Edinburgh, EdinburghEH9 3FD, United Kingdom
6. Higgs Centre for Theoretical Physics, The University of Edinburgh, EdinburghEH9 3FD, United Kingdom
7. Department of Physics and Astronomy, University of California, Riverside, California92521, United States
8. School of Physics and Technology, Wuhan University, Wuhan, 430072China
9. Department of Physics, The Ohio State University, Columbus, Ohio43210, United States
10. Department of Chemistry and Biochemistry, Baylor University, Waco, Texas76798, United States
11. Tim Taylor Department of Chemical Engineering, Kansas State University, Manhattan, Kansas66506, United States
12. Donostia International Physics Centre, 20018Donostia-San Sebastian, Spain