# Hardy's paradox

> thought experiment in quantum mechanics in which a particle and its antiparticle may interact without annihilating each other

**Wikidata**: [Q5656525](https://www.wikidata.org/wiki/Q5656525)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Hardy's_paradox)  
**Source**: https://4ort.xyz/entity/hardy-s-paradox