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Related Experiment Video

Updated: Nov 28, 2025

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

Dome-Patterned Metamaterial Sheets.

Jakob A Faber^1,2, Janav P Udani¹, Katherine S Riley¹

¹School of Mechanical Engineering Purdue University 585 Purdue Mall West Lafayette IN 47907 USA.

Advanced Science (Weinheim, Baden-Wurttemberg, Germany)

|November 26, 2020

Summary

This summary is machine-generated.

Researchers developed novel mechanical metamaterials with reconfigurable domes. These programmable materials offer tunable responses for applications in robotics, architecture, and biomedicine.

Keywords:

hierarchical multistability mechanical metamaterials mechanologic soft robotics

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Area of Science:

Materials Science
Mechanical Engineering
Robotics

Background:

Conventional material properties are determined by atomic-level interactions.
Metamaterials enable property control via mesoscale structural design, expanding material possibilities.
Existing mechanical metamaterials offer limited programmability and tunable responses.

Purpose of the Study:

To introduce a new class of mechanical metamaterials with reconfigurable bistable domes.
To demonstrate the ability to program multistable shapes and tune mechanical responses.
To explore the potential of these metamaterials in advanced applications.

Main Methods:

Fabrication of soft sheets with patterned arrays of reconfigurable bistable domes using 3D printing.
Local inversion of domes to achieve global changes in shape and mechanical properties.
Integration into a robotic gripper to showcase energy storage and signal processing capabilities.

Main Results:

Demonstrated reversible inversion of bistable domes for programmable shape morphing.
Achieved tunable global mechanical responses through local structural modifications.
Successfully created a robotic gripper with energy-storing skin and mechanical signal computation.

Conclusions:

The developed mechanical metamaterials offer a versatile platform for novel mechanologic concepts.
These metamaterials present new design opportunities for robotics, architecture, and biomedical devices.
The ability to program mechanical behavior opens avenues for adaptive and intelligent structures.