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Foundations for Soft, Smart Matter by Active Mechanical Metamaterials.

Maya Pishvar1, Ryan L Harne1

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Active, engineered matter, or soft, smart matter, is emerging for autonomous applications. Innovations in active mechanical metamaterials are key to realizing this future, though challenges remain.

Keywords:
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Area of Science:

  • Mechanical engineering
  • Materials science
  • Robotics
  • Biomimicry

Background:

  • Active, engineered matter requires integrated sensing and control, inspired by biological organisms.
  • Metamaterial platforms are being developed with embedded sensing and control for advanced functionalities.
  • This field is crucial for creating autonomous engineered systems.

Purpose of the Study:

  • To review the multidisciplinary science behind active mechanical metamaterials.
  • To highlight innovations enabling soft, smart matter.
  • To identify future research directions for autonomous engineered matter.

Main Methods:

  • Exploiting synergistic microstructures and smart materials in metamaterials.
  • Integrating sensing and control mechanisms within material frames.
  • Drawing inspiration from natural systems and employing multidisciplinary approaches across multiple length and physics scales.

Main Results:

  • Development of actively controlled metamaterial exemplars.
  • Demonstration of outstanding non-natural material behaviors.
  • Progress towards autonomous engineered systems.

Conclusions:

  • Active mechanical metamaterials are foundational for soft, smart matter.
  • Continued research is needed to overcome technical challenges.
  • The vision of autonomous engineered matter is progressing through interdisciplinary innovation.