# emissivity

> effectiveness of an object in emitting thermal radiation

**Wikidata**: [Q899670](https://www.wikidata.org/wiki/Q899670)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Emissivity)  
**Source**: https://4ort.xyz/entity/emissivity


## References

1. Freebase Data Dumps. 2013
2. ISO 80000-7:2019 Quantities and units — Part 7: Light and radiation
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)