Zhongming Gu, He Gao, Pei-Chao Cao, Tuo Liu, Xue-Feng Zhu^*, and Jie Zhu^*.

Controlling Sound in Non-Hermitian Acoustic Systems.

Phys. Rev. Applied 2021, 16, 057001. 

DOI: 10.1103/PhysRevApplied.16.057001.