Results 11 to 20 of about 95,918 (256)

Quantum electrodynamical metamaterials [PDF]

open access: greenPhysical Review A, 2023
Recent experiments have revealed ultrastrong coupling between light and matter as a promising avenue for modifying material properties, such as electrical transport, chemical reaction rates, and even superconductivity. Here, we explore (ultra)strong coupling as a means for manipulating the optical response of metamaterials based on ensembles of ...
Josephine J. Yu   +3 more
openaire   +3 more sources

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

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   +4 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

Quantum electrodynamics in finite volume and nonrelativistic effective field theories

open access: diamondPhysics Letters B, 2016
Electromagnetic effects are increasingly being accounted for in lattice quantum chromodynamics computations. Because of their long-range nature, they lead to large finite-size effects over which it is important to gain analytical control. Nonrelativistic
Z. Fodor   +6 more
doaj   +2 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

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

Merging van der Waals Materials and Optical Metasurfaces for Cavity Quantum Electrodynamics. [PDF]

open access: yesNanophotonics
Flat optical metasurfaces supporting quasi‐bound states in the continuum (qBIC) enable cavity‐like, high‐Q resonances in ultrathin nanostructures. This perspective explores the emergence of cavity quantum electrodynamics in qBIC metasurfaces, specifically those made from ultrathin van der Waals nanostructures, where cavities and emitters are seamlessly
Sortino L, Tittl A, Maier SA.
europepmc   +2 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

Subcycle quantum electrodynamics [PDF]

open access: yesNature, 2017
19 pages, 4 ...
C. Riek   +6 more
openaire   +4 more sources

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