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Radiation reaction from QED: Lightfront perturbation theory in a plane wave background

Anton Ilderton (Institutionen för teknisk fysik, Kondenserade materiens teori) ; Greger Torgrimsson (Institutionen för teknisk fysik, Kondenserade materiens teori)
Physical Review D (1550-7998). Vol. 88 (2013), 2,
[Artikel, refereegranskad vetenskaplig]

We derive dynamical, real time radiation reaction effects from lightfront QED. Combining the Hamiltonian formalism with a plane wave background field, the calculation is performed in the Furry picture for which the background is treated exactly while interactions between quantum fields are treated in perturbation theory as normal. We work to a fixed order in perturbation theory, but no other approximation is made. The literature contains many proposals for the correct classical equation describing a radiating particle; we take the classical limit of our results and identify which equations are consistent with QED.



Denna post skapades 2013-08-15. Senast ändrad 2014-12-05.
CPL Pubid: 181486

 

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Institutioner (Chalmers)

Institutionen för teknisk fysik, Kondenserade materiens teori (1900-2015)

Ämnesområden

Astronomi, astrofysik och kosmologi

Chalmers infrastruktur