branching ratio

“Faultily faultless, icily regular, splendidly null, dead perfection; no more” -Lord Alfred Tennyson Ahh, the Standard Model of elementary particles and their interactions. It's right up there with General Relativity -- our theory of gravitation in the Universe -- as the most successful physical theory of all-time. Image credit: DoE, NSF, LBNL, and CPEP, via http://www.cpepphysics.org/. While General Relativity describes the relationship between matter-and-energy and spacetime, the Standard Model describes all the known particles in the Universe and how they interact with one another. This…