Are photons always particles in QED?
17339
Is the wave-particle duality a real duality?
121832
Why do electrons around nucleus radiate light according to classical physics
150075
Are photons electromagnetic waves, quantum waves, or both?
35409
Massless charged particles
128965
Photon pair production at relativistic speeds?
85582
Why aren't all photons virtual particles even in the "vacuum" of empty space?
86156
Do photons have a duration?
12433
How do $\pi^0$ particles exist?
115200
Why does energy have to be emitted in quanta?
98902
How can particles be emitted from particles?
28971
Do Photons Move in a Wave Like Pattern?
47568
Is it experimentally proven that photons travel at speed $c$ in vacuum?
88111
Why don’t photons interact with the Higgs field?
5810
What does it mean that particles are the quanta of fields?
158809
What is the status of massless photons traveling through a medium?
15767
Can a free particle absorb/emit photons?
12388
Which types of particles are affected by the wave-particle duality?