On-chip backward inter-modal brillouin scattering

Liu, Yang; Choudhary, Amol; Ren, Guanghui; Choi, Duk Yong; Casas-Bedoya, Alvaro; Morrison, Blair; Ma, Pan; Nguyen, Thach G.; Vu, Khu; Mitchell, Arnan; Madden, Stephen J.; Marpaung, David; Eggleton, Benjamin J.

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On-chip backward inter-modal brillouin scattering

Date

2019

Authors

Abstract

We present the first demonstration of backward stimulated Brillouin scattering between distinct guided optical spatial modes in an integrated multi-modal photonic circuit. This unique opto-acoustic process enables new opportunities for on-chip Brillouin signal processing technology.