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cond-mat.mtrl-sci2024
Acoustic Blackbody Absorption: Transcending Causality Limits through Instability-Induced Softness
Min Yang, Sichao Qu, Nicholas Fang +1
By coupling unstable components, we demonstrate a novel approach that reduces static modulus to zero, eliminating causality-imposed absorption limitations in acoustics. Our heurist…
cond-mat.mtrl-sci2020
Acoustic Metal
Mengyao Xie, Min Yang, Songwen Xiao +2
Metal reflects electromagnetic waves because of the large conductivity that is responsible for dissipation. During which the waves undergo a 180 phase change that is indepe…