Additive manufacturing of bio-inspired metamaterials for tailored longitudinal wave propagation

Key Points

• Tailored longitudinal wave propagation was achieved, enhancing material performance and application potential.
• The study shows a notable improvement in wave transmission efficiency over traditional materials, reaching 95% effectiveness.
• Assessment of various bio-inspired designs illustrates their effectiveness in manipulating longitudinal waves in real time.
• This work highlights the need for further exploration of metamaterials in practical applications and engineering challenges.