
Metamaterials are artificially-structured supplies with extraordinary properties not simply present in nature. With engineered three-dimensional (3D) geometries on the micro- and nanoscale, these architected supplies obtain distinctive mechanical and bodily properties with capabilities past these of standard supplies—and have emerged over the previous decade as a promising technique to engineering challenges the place all different current supplies have lacked success.
Architected supplies exhibit distinctive mechanical and useful properties, however their full potential stays untapped on account of challenges in design, fabrication, and characterization. Enhancements and scalability on this area may assist remodel a spread of industries, from biomedical implants, sports activities tools, automotive and aerospace, and vitality and electronics.
“Advances in scalable fabrication, high-throughput testing, and AI-driven design optimization may revolutionize the mechanics and supplies science disciplines, enabling smarter, extra adaptive supplies that redefine engineering and on a regular basis applied sciences,” says Carlos Portela, the Robert N. Noyce Profession Improvement Professor and assistant professor of mechanical engineering at MIT.
In a Perspective printed this month within the journal Nature Supplies, Portela and James Surjadi, a postdoc in mechanical engineering, focus on key hurdles, alternatives, and future functions within the subject of mechanical metamaterials. The paper is titled “Enabling three-dimensional architected supplies throughout size scales and timescales.”
“The way forward for the sphere requires innovation in fabricating these supplies throughout size scales, from nano to macro, and progress in understanding them at a wide range of time scales, from sluggish deformation to dynamic affect,” says Portela, including that it additionally calls for interdisciplinary collaboration.
A Perspective is a peer-reviewed content material kind that the journal makes use of to ask reflection or dialogue on issues that could be speculative, controversial, or extremely technical, and the place the subject material might not meet the factors for a Evaluation.
“We felt like our subject, following substantial progress during the last decade, continues to be going through two bottlenecks: points scaling up, and no information or understanding of properties below dynamic situations,” says Portela, discussing the choice to jot down the piece.
Portela and Surjadi’s paper summarizes state-of-the-art approaches and highlights current information gaps in materials design, fabrication, and characterization. It additionally proposes a roadmap to speed up the invention of architected supplies with programmable properties by way of the synergistic mixture of high-throughput experimentation and computational efforts, towards leveraging rising synthetic intelligence and machine studying methods for his or her design and optimization.
“Excessive-throughput miniaturized experiments, non-contact characterization, and benchtop extreme-condition strategies will generate wealthy datasets for the implementation of data-driven fashions, accelerating the optimization and discovery of metamaterials with distinctive properties,” says Surjadi.
The Portela Lab’s motto is “architected mechanics and supplies throughout scales.” The Perspective goals to bridge the hole between elementary analysis and real-world functions of next-generation architected supplies, and it presents a imaginative and prescient the lab has been working towards for the previous 4 years.
Extra info:
James Utama Surjadi et al, Enabling three-dimensional architected supplies throughout size scales and timescales, Nature Supplies (2025). DOI: 10.1038/s41563-025-02119-8
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