ItsMe! on Gab: "@zeccano@qoto.org Maybe this helps you get on the right track [http://www.desy.de/user/projects/Physics/ParticleAndNuclear/photon

ItsMe! on Gab: "@zeccano@qoto.org Maybe this helps you get on the right track [http://www.desy.de/user/projects/Physics/ParticleAndNuclear/photon_mass.html](http://www.desy.de..."