Qu, Sichao; Gao, Nan; Tinel, Alain; Morvan, Bruno; Romero-García, Vicente; Groby, Jean-Philippe; Sheng, Ping(American Association for the Advancement of Science, 2022-05-20)
[EN] By using a structured tungsten-polyurethane composite that is impedance matched to water while simultaneously having a much slower longitudinal sound speed, we have theoretically designed and experimentally realized ...