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Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing.

Sidharth Beniwal¹, Ranjita K Bose², Anastasiia O Krushynska²

¹Engineering and Technology Institute Groningen (ENTEG), Faculty of Science and Engineering, University of Groningen; s.beniwal@rug.nl.

Journal of Visualized Experiments : Jove

|July 15, 2024

Summary

This study introduces a protocol for characterizing viscoelastic properties in 3D-printed polymer metamaterials. This method aids in understanding material behavior and improving wave control in these advanced materials.

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Last Updated: Jun 21, 2025

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

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Area of Science:

Materials Science
Polymer Science
Acoustics

Background:

Viscoelasticity significantly influences polymer metamaterial dynamics and wave control.
Limited data exists on viscoelastic properties of additively manufactured polymers at ultrasonic frequencies.
Accurate characterization is crucial for understanding and optimizing polymer metamaterial performance.

Purpose of the Study:

To present a comprehensive protocol for experimentally characterizing viscoelastic properties of additively manufactured polymers.
To integrate these properties into numerical simulations for analyzing polymer metamaterial dynamics.
To validate the numerical results through ultrasonic transmission tests.

Main Methods:

Detailed description of the manufacturing process using fused deposition modeling (FDM).
Experimental procedures for measuring thermal, viscoelastic, and mechanical properties.
Finite-element simulations incorporating measured material properties for metamaterial analysis.

Main Results:

The protocol successfully characterizes viscoelastic properties of additively manufactured polymers like acrylonitrile butadiene styrene (ABS).
Numerical simulations of a simple ABS metamaterial demonstrated validated dynamic behavior.
The study provides a framework for estimating viscous losses in 3D-printed polymer elastic metamaterials.

Conclusions:

The developed protocol enables accurate characterization of viscoelastic properties in 3D-printed polymer metamaterials.
This work enhances understanding of material-property relationships in viscoelastic metamaterials.
The protocol facilitates the application of 3D-printed polymer metamaterials in diverse fields.