3 papers
physics.app-ph2024
Ultra-low Frequency Acoustic Luneburg Lens
Liuxian Zhao, Xuxu Zhuang, Hao Guo +2
In this paper, a novel structural Luneburg lens with local resonators is proposed. This lens allows for the realization of subwavelength focusing in low frequency range. The lens i…
physics.class-ph2024
Elastic wave imaging with Maxwell's fish-eye lens
Liuxian Zhao, Chunlin Li, Xuxu Zhuang +2
In this paper, a modified Maxwell's fish-eye lens is proposed in order to achieve super-resolution imaging. This lens possesses elevated refractive index profile compared with the…
physics.app-ph2023
Active Encoding of Flexural Wave with Non-Diffractive Talbot Effect
Zhiqiang Li, Kaiming Liu, Chunlin Li +5
This study employs the theory of conformal transformation to devise a Mikaelian lens for flexural waves manipulation. We investigate the propagation patterns of flexural waves in t…