Shape-memory alloy

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

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At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

In metallurgy, a shape-memory alloy (SMA) is an alloy that can be deformed when cold but returns to its pre-deformed ("remembered") shape when heated. It is also known in other names such as memory metal, memory alloy, smart metal, smart alloy, and muscle wire.

Excerpt from the Wikipedia article “Shape-memory alloy”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: DaniSMI, CC BY-SA 4.0, via Wikimedia Commons.