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Loose powder becomes a solid ceramic without ever melting. The same process is what quietly kills a catalytic converter

Materials Science

Loose powder becomes a solid ceramic without ever melting. The same process is what quietly kills a catalytic converter

20 Sept 2026 · 11 min read

Heat a pile of powder well below its melting point and it consolidates into a dense solid. The driving force is a material trying to destroy its own surface area — which is precisely the property every other nanomaterial is sold for, and precisely why hot nanomaterials do not stay nano.

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