# Cottrell atmosphere

> concept in materials science, which explains how dislocations are pinned in some metals by boron, carbon, or nitrogen interstitials

**Wikidata**: [Q1136836](https://www.wikidata.org/wiki/Q1136836)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Cottrell_atmosphere)  
**Source**: https://4ort.xyz/entity/cottrell-atmosphere