Recent content by ddimensoes

The ones I put my hands on, yes I did, and could not find an explanation. But I'll try looking at some others.

Hi there, I'm not sure this has been addressed before (couldn't find a post on this). I often see high school physics textbooks (and therefore courses) teach first thermodynamics, than optics, than finally wave motion. Is there a reason for this order or is it sort of random? IMO, The most...

Why is there no meson made up by only up and down quarks but even under parity? Is there something that forbids its existence? The pions are all axial (pseudoscalar) mesons. As we go higher in energy, there are such "flavour-pure" mesons. Is this a consequence of the almost-unbroken isospin...