# dopant

> trace impurity element that is inserted into a substance (in very low concentrations) to alter the electrical or optical properties of the substance

**Wikidata**: [Q15119237](https://www.wikidata.org/wiki/Q15119237)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Dopant)  
**Source**: https://4ort.xyz/entity/dopant


## References

1. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)