# Franz–Keldysh effect

> change in optical absorption by a semiconductor when an electric field is applied

**Wikidata**: [Q1445884](https://www.wikidata.org/wiki/Q1445884)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Franz–Keldysh_effect)  
**Source**: https://4ort.xyz/entity/franz-keldysh-effect


## References

1. Freebase Data Dumps. 2013