2 papers
physics.app-ph2022
Acoustic Lenses Design based on the Rays Inserting Method
Liuxian Zhao, Chuanxing Bi, Miao Yu
The ability to control and manipulate elastic waves is important for applications such as structural health monitoring, signal processing, and vibration isolations. In this paper,…
physics.app-ph2022
Ultralong Wave Focusing via Generalized Luneburg Lens
Liuxian Zhao, Miao Yu
In this paper, a novel gradient index (GRIN) structural lens based on the concept of generalized Luneburg lens (GLL) is proposed. This lens allows for the realization of double foc…