Author Affiliations

Kelson Kaj,^1,* Ian Hammock,¹ Chunxu Chen,² Xiaoguang Zhao,² Kevin Cremin,¹ Jacob Schalch,¹ Yuwei Huang,² Michael Fogler,² Dmitri N. Basov,³ Xin Zhang,² and Richard D. Averitt¹

¹Department of Physics, University of California, San Diego, 9500 Gilman Drive, La Jolla, California 92093, USA

²Department of Mechanical Engineering, Boston University, 110 Cummington Mall, Boston, Massachusetts 02215, USA

³Department of Physics, Columbia University, New York, NY 10027, USA

^*Corresponding author: kkaj@ucsd.edu