# Dirac cone

> quantum effect in some non-metals that increases their conductivity to intermediate levels between insulators and conductors

**Wikidata**: [Q25106162](https://www.wikidata.org/wiki/Q25106162)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Dirac_cone)  
**Source**: https://4ort.xyz/entity/dirac-cone