Results 1 to 10 of about 8,789 (222)

Braided quantum electrodynamics

open access: yesJournal of High Energy Physics, 2023
The homotopy algebraic formalism of braided noncommutative field theory is used to define the explicit example of braided electrodynamics, that is, U(1) gauge theory minimally coupled to a Dirac fermion.
Marija Dimitrijević Ćirić   +3 more
doaj   +3 more sources

Pseudo-Quantum Electrodynamics: 30 Years of Reduced QED [PDF]

open access: yesEntropy
Charged quasiparticles, which are constrained to move on a plane, interact by means of electromagnetic (EM) fields which are not subject to this constraint, living, thus, in three-dimensional space.
Eduardo C. Marino   +3 more
doaj   +2 more sources

On the Renormalization in Quantum Electrodynamics [PDF]

open access: bronzeProgress of Theoretical Physics, 1952
The new renonnalization procedure in quantum electrodynamics is presented in this paper. With this procedure, the finite S-matrix can be automatically obtained by· use of the modified commutation relations and propagation functions and, therefore, without introducing the counter tenns of mass- and charge-types.
S. Kamefuchi, H. Umezawa
openalex   +3 more sources

Nonperturbative waveguide quantum electrodynamics

open access: yesPhysical Review Research, 2022
Understanding physical properties of quantum emitters strongly interacting with quantized electromagnetic modes is one of the primary goals in the emergent field of waveguide quantum electrodynamics (QED).
Yuto Ashida   +3 more
doaj   +4 more sources

Resolution of superluminal signalling in non-perturbative cavity quantum electrodynamics [PDF]

open access: yesNature Communications, 2018
Quantum Rabi model is a standard tool for describing cavity quantum electrodynamics, but the potential shortcomings of its single-mode version are usually neglected.
Carlos Sánchez Muñoz   +2 more
doaj   +2 more sources

The Vacuum in Quantum Electrodynamics [PDF]

open access: bronzeProgress of Theoretical Physics, 1951
H. Umezawa, S. Kamefuchi
openalex   +3 more sources

Quantum electrodynamics with magnetic textures

open access: yesNew Journal of Physics, 2019
Coherent exchange between photons and different matter excitations (like qubits, acoustic surface waves or spins) allows for the entanglement of light and matter and provides a toolbox for performing fundamental quantum physics.
María José Martínez-Pérez   +1 more
doaj   +6 more sources

Quantum electrodynamics divergencies [PDF]

open access: yesVojnotehnički Glasnik, 2021
Introduction/purpose: The problem of divergencies in Quantum Electrodynamics (QED) is discussed. Methods: The renormalisation group method is employed for dealing with infinities in QED.
Nicola Fabiano
doaj   +1 more source

Circuit quantum electrodynamics [PDF]

open access: yesReviews of Modern Physics, 2021
Quantum mechanical effects at the macroscopic level were first explored in Josephson junction-based superconducting circuits in the 1980's. In the last twenty years, the emergence of quantum information science has intensified research toward using these circuits as qubits in quantum information processors.
Alexandre Blais   +3 more
openaire   +3 more sources

Some Classical Models of Particles and Quantum Gauge Theories

open access: yesQuantum Reports, 2022
The article contains a review and new results of some mathematical models relevant to the interpretation of quantum mechanics and emulating well-known quantum gauge theories, such as scalar electrodynamics (Klein–Gordon–Maxwell electrodynamics), spinor ...
Andrey Akhmeteli
doaj   +1 more source

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