# Hollow-cathode lamp

> spectral line source used in physics and chemistry

**Wikidata**: [Q903200](https://www.wikidata.org/wiki/Q903200)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Hollow-cathode_lamp)  
**Source**: https://4ort.xyz/entity/hollow-cathode-lamp


## References

1. Freebase Data Dumps. 2013
2. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)