2 papers
physics.optics2025
Broadband Simultaneous Beam Steering and Compressing Device Based on Subwavelength Protrusion Metallic Tunnels
Dongguo Zhang, Fei Sun, Qin Liao +2
Beam steering and beamwidth compressing play a role in steering the beam and narrowing its half-power beamwidth, respectively, which are both widely applied in extending the effect…
cs.CE2024
Ultra-broadband acoustic absorber based on periodic acoustic rigid-metaporous composite array
Dongguo Zhang, Fei Sun, Yichao Liu
To address the increasingly serious issue of noise pollution, we propose an ultra-broadband and wide-angle acoustic absorber based on a periodic acoustic rigid-metaporous composite…