# J/psi meson

> neutral meson having charm quark and charm anti quark

**Wikidata**: [Q876518](https://www.wikidata.org/wiki/Q876518)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/J/psi_meson)  
**Source**: https://4ort.xyz/entity/j-psi-meson


## References

1. Freebase Data Dumps. 2013