Topness vs. Isospin

Topness vs. Isospin — Is There a Difference?

Difference Between Topness and Isospin

Topnessnoun

(physics) A quantum number of quarks and hadrons, determined by the number(s) of top quarks and antiquarks present. Symbol T.

Isospinnoun

A quantum number related to the number of charge states of a baryon or meson.

Isospinnoun

(physics) A quantum number or symmetry related to the strong interaction.