# firewall

> hypothetical phenomenon where an observer falling into a black hole encounters high-energy quanta at the event horizon

**Wikidata**: [Q5452017](https://www.wikidata.org/wiki/Q5452017)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Firewall_(physics))  
**Source**: https://4ort.xyz/entity/firewall-q5452017


## References

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