Pion

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

Field Hierarchy

Parent
Physics 33.6M papers	Quantum mechanics 13.6M papers	Nuclear physics 2.1M papers	Particle physics 582k papers
Current
Pion 45.2k papers
Child
Nambu–Jona-Lasinio model 31.9k papers	Chirality (physics) 31.4k papers	Chiral perturbation theory 7,397 papers	Partial wave analysis 2,015 papers
Vector meson dominance 1,259 papers	Rho meson 397 papers	Pion decay constant 353 papers	Delta baryon 268 papers

Trends

Notes

History