# evanescent wave

> oscillating electric and/or magnetic field that does not propagate as an electromagnetic wave but whose energy is spatially concentrated in the vicinity of the source

**Wikidata**: [Q1341668](https://www.wikidata.org/wiki/Q1341668)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Evanescent_field)  
**Source**: https://4ort.xyz/entity/evanescent-wave


## References

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