ABSTRACT:   The Dirac equation predicted that the g-factor of spin 1/2 particles be 2, but in 1948 Julian Schwinger calculated that quantum electrodynamics (QED) fluctuations increase the electron and muon g-factor such that the anomaly a_(μ) = (g_(μ) − 2)/2 = α/2π at first order. …

Alberto Lusiani (INFN)  “Muon magnetic anomaly measurement to 0.46 ppm at FNAL” Read More »