Pion

https://www.wikidata.org/wiki/Q4097

Field Hierarchy

Parent
Physics 31.7M papers	Quantum mechanics 13.1M papers	Nuclear physics 1.9M papers	Particle physics 501k papers
Current
Pion 38.6k papers
Child
Nambu–Jona-Lasinio model 31.1k papers	Chirality (physics) 30.5k papers	Chiral perturbation theory 6,020 papers	Partial wave analysis 1,788 papers
Vector meson dominance 1,183 papers	Pion decay constant 296 papers	Rho meson 279 papers	Delta baryon 236 papers

Trends

Notes

History