Author Affiliations

Zuyang Liu,^1,2 Qiancheng Zhao,³ Peixin Shi,^1,2 Bill Mitchell,⁴ Haolan Zhao,^1,2 Nicolas Le Thomas,^1,2 Daniel J. Blumenthal,³ and Roel Baets^1,2

¹Photonics Research Group, Ghent University-IMEC, 9052 Ghent, Belgium

²Center for Nano- and Biophotonics, Ghent University, 9052 Ghent, Belgium

³Department of Electrical and Computer Engineering, University of California, Santa Barbara, 93106 Santa Barbara, California, USA

⁴UCSB Nanofabrication Facility, University of California, Santa Barbara, 93106 Santa Barbara, California, USA