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math-ph2019
Multi-Time Dynamics of the Dirac-Fock-Podolsky Model of QED
Dirk-André Deckert, Lukas Nickel
Dirac, Fock, and Podolsky [Ref. 1] devised a relativistic model in 1932 in which a fixed number of Dirac electrons interact through a second-quantized electromagnetic field. It…
math-ph2018
Multi-time formulation of particle creation and annihilation via interior-boundary conditions
Matthias Lienert, Lukas Nickel
Interior-boundary conditions (IBCs) have been suggested as a possibility to circumvent the problem of ultraviolet divergences in quantum field theories. In the IBC approach, partic…