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physics.app-ph2018★ 79 cited
Non-reciprocal sound propagation in space-time modulated media
Junfei Li, Chen Shen, Yangbo Xie +1
Realization of non-reciprocal devices, such as isolators and circulators, is of fundamental importance in microwave and photonic communication systems. This can be achieved by brea…
physics.app-ph2018★ 2 cited
GRIPP: an automated computer-aided design tool for generating 3D printable gradient index acoustic devices
Yangbo Xie, Steven A. Cummer
Gradient index (GRIN) acoustic devices have spatially inhomogeneous refractive index profile and allow flexible control of the propagation of acoustic waves. Previous GRIN acoustic…
physics.app-ph2017★ 1 cited
Acoustic Metacages for Omnidirectional Sound Shielding
Chen Shen, Yangbo Xie, Junfei Li +2
Conventional sound shielding structures typically prevent fluid transport between the exterior and interior. A design of a two-dimensional acoustic metacage with subwavelength thic…