# surface plasmon

> coherent delocalized electron oscillation that exists at the interface between two materials where the real part of the dielectric function changes sign across the interface

**Wikidata**: [Q1151829](https://www.wikidata.org/wiki/Q1151829)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Surface_plasmon)  
**Source**: https://4ort.xyz/entity/surface-plasmon


## References

1. Integrated Authority File
2. Freebase Data Dumps. 2013
3. YSO-Wikidata mapping project
4. Quora
5. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)