Italian Matrici di Gell-Mann Cited by user Cipintina on 09 Sep 2021 Le matrici di Gell-Mann, così chiamate in onore del premio Nobel statunitense per la fisica Murray Gell-Mann, sono un insieme di matrici 3×3 complesse hermitiane.
English Heavy quark effective theory Cited by user Rentier on 16 Jun 2017 In quantum chromodynamics, heavy quark effective theory (HQET) is an effective field theory describing the physics of heavy (that is, of mass far greater than the QCD…