# energy level

> different states of quantum systems

**Wikidata**: [Q669532](https://www.wikidata.org/wiki/Q669532)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Energy_level)  
**Source**: https://4ort.xyz/entity/energy-level


## References

1. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
2. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=70274)
3. Freebase Data Dumps. 2013
4. Integrated Authority File
5. National Library of Israel