Author Affiliations

Yating Wan,¹ Qiang Li,¹ Alan Y. Liu,² Yu Geng,¹ Justin Norman,² Weng W Chow,³ Arthur C. Gossard,^2,4 John E. Bowers,^2,4 Evelyn L. Hu,⁵ and Kei May Lau¹

¹Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong

²Materials Department, University of California Santa Barbara, Santa Barbara, California 93106, USA

³Sandia National Laboratories, Albuquerque, NM 87185-1086, USA

⁴Department of Electrical and Computer Engineering, University of California Santa Barbara, Santa Barbara, California 93106, USA

⁵School of Engineering and Applied Sciences, Harvard University, Cambridge, MA 02138, USA