# nonlinear optics

> branch of physics

**Wikidata**: [Q756033](https://www.wikidata.org/wiki/Q756033)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Nonlinear_optics)  
**Source**: https://4ort.xyz/entity/nonlinear-optics


## References

1. Nuovo soggettario
2. Freebase Data Dumps. 2013
3. Integrated Authority File
4. BabelNet
5. Quora
6. [Source](https://www.abs.gov.au/AUSSTATS/abs@.nsf/DetailsPage/1297.02008?OpenDocument)
7. National Library of Israel
8. KBpedia
9. [Source](https://vocabs.ardc.edu.au/viewById/316)
10. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)