# coherence time

> the time over which a propagating wave (especially a laser or maser beam) may be considered coherent

**Wikidata**: [Q4118612](https://www.wikidata.org/wiki/Q4118612)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Coherence_time)  
**Source**: https://4ort.xyz/entity/coherence-time


## References

1. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)