# propagation coefficient

> complex measure of the attenuation (real part) and phase angle (imaginary part) along the path travelled by a plane wave

**Wikidata**: [Q1434913](https://www.wikidata.org/wiki/Q1434913)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Propagation_constant)  
**Source**: https://4ort.xyz/entity/propagation-coefficient


## References

1. Freebase Data Dumps. 2013
2. ISO 80000-3:2006 Quantities and units — Part 3: Space and time
3. ISO 80000-3:2019 Quantities and units — Part 3: Space and time
4. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)