quantum electrodynamics


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Related to quantum electrodynamics: quantum field theory

quantum electrodynamics

n. (used with a sing. verb)
The quantum theory of the electromagnetic interaction and the properties and behavior of electrons, positrons, photons, and the electromagnetic field.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

quantum electrodynamics

n (functioning as singular)
(Atomic Physics) physics a relativistic quantum mechanical theory concerned with electromagnetic interactions. Abbreviation: QED
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

quan′tum electrodynam′ics


n.
(used with a sing. v.) the quantum-mechanical theory of the electromagnetic field and its interaction with electrons and positrons. Abbr.: QED
[1925–30]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.quantum electrodynamics - a relativistic quantum theory of the electromagnetic interactions of photons and electrons and muons
quantum field theory - the branch of quantum physics that is concerned with the theory of fields; it was motivated by the question of how an atom radiates light as its electrons jump from excited states
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Translations
kvantna elektrodinamika
References in periodicals archive ?
He covers the basics of Fock space, scattering in Fock space, and quantum electrodynamics with an emphasis on renormalization.
* He has developed a number of theories of quantum electrodynamics, and based on these calculated radiative corrections for a number of quantum electrodynamic effects in the interaction of elementary particles of high energy (together with R.V.
Nobel lecture: the development of the space-time view of quantum electrodynamics. Nobelprize.org.
H., "Quantum electrodynamics and experiment demonstrate the nonretarded nature of electrodynamical force fields," Physics of Particles and Nuclei Letters, Vol.
Chapter 3 provides an excellent introduction to Feynman's approach to quantum electrodynamics and to his reformulation of quantum mechanics using the path integral.
He assisted in the development of the atomic bomb, expanded the understanding of quantum electrodynamics, translated Mayan hieroglyphics, and cut to the heart to the Challenger disaster.
He also obtained a PhD in theoretical physics at Cambridge; his thesis, published in 1951, contained fundamental work in quantum electrodynamics. Salam returned to Pakistan in 1951 to teach mathematics at Government College, Lahore.
Joining Bethe at Cornell after the war, Feynman labored intensely to apply a new type of calculus he had developed to fundamental puzzles in quantum electrodynamics (QED).
Then, Clegg presents the work of Richard Feynman and QED (Quantum Electrodynamics).
of Manchester, Britain) have expanded the 1984 first edition in order to treat quantum chromodynamics as well as quantum electrodynamics in their short introduction to quantum field theory for beginning research students in theoretical and experimental physics.
It may even turn out to be the case that one of the most well-established theories in all of physics, quantum electrodynamics, will need to be revamped to reconcile the conflicting data.
But if borne out in further experiments, the findings could challenge fundamental precepts of quantum electrodynamics, the theory of how quantum light and matter interact, say its authors.

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