Posted: Sep 08, 2020 8:04 am
by newolder
More on this, including a relevant Feynman diagram, @ ATLAS/CERN.
ATLAS observes W-boson pair production from light colliding with light

By ATLAS Collaboration, 5th August 2020

The ATLAS Collaboration announces the first observation of two W bosons produced from the scattering of two photons — particles of light — at the International Conference on High-Energy Physics (ICHEP 2020).