3 papers
math-ph2024
Infrared structure beyond locality in electrodynamics
Andrzej Herdegen
The infrared problems of quantum electrodynamics, in contrast to ultraviolet difficulties which are of technical nature, are related to fundamental, conceptual physical questions,…
physics.class-ph2023
There is no 'velocity kick' memory in electrodynamics
Andrzej Herdegen
The memory effect in electrodynamics, as discovered in 1981 by Staruszkiewicz, and also analysed later, consists of adiabatic shift of the position of a test particle. The proposed…
math-ph2023
Undressing the electron
Andrzej Herdegen
The extended algebra of the free electromagnetic fields, including infrared singular fields, and the almost radial gauge, both introduced earlier, are postulated for the constructi…