Equal-time commutators for the renormalized current in quantum electrodynamics

1969 ◽  
Vol 1 (5) ◽  
pp. 259-262 ◽  
Author(s):  
J. Lukierski
Keyword(s):  
Quantum Electrodynamics ◽  
Equal Time

Energy, Information, and Superluminal Speed in Quantum Electrodynamics

2020 ◽  
pp. 27-33
Author(s):  
Boris A. Veklenko
Keyword(s):  
Electromagnetic Field ◽  
Perturbation Theory ◽  
Quantum Electrodynamics ◽  
Excited Atom ◽  
Standard Quantum ◽  
Energy Information

Without using the perturbation theory, the article demonstrates a possibility of superluminal information-carrying signals in standard quantum electrodynamics using the example of scattering of quantum electromagnetic field by an excited atom.

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