When it comes to porous metamaterials —ubiquitous, sponge-like materials used in everything from sound absorption to self-cleaning glass — it’s all about how you slice it. In a new paper from the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) and the Harvard Graduate School of Design (GSD), researchers found that slicing a block of elastomer with a periodic array of holes at a 45-degree angle, instead of the […]
