AI Insight
Researchers have identified a potential solution to the catastrophic brittleness problem in high-stability glasses using active particles. Traditional strong glasses fail suddenly and completely because damage concentrates in a single plane without any bending or stretching. The incorporation of active particles may enable these materials to maintain their strength while avoiding complete brittle failure.
Why it matters
This breakthrough could expand the practical applications of bulk metallic glasses and engineered metamaterials, which have been limited by their tendency to fail catastrophically under stress. Developing stronger, less brittle glass materials could benefit industries ranging from construction to aerospace engineering.
Understand the Science
The strongest glasses have an Achilles’ heel that causes them to fail catastrophically when pushed past their limit. They do not bend or stretch, as all damage concentrates into a single plane and the material fails in an instant. This brittleness has long capped the usefulness of high-stability amorphous solids, from bulk metallic glasses to engineered metamaterials.
Source: Active particles could make stable glasses stronger without catastrophic brittle failure