quantum mechanics


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Related to quantum mechanics: String theory, theory of relativity, Quantum numbers

quantum mechanics

n. (used with a sing. or pl. verb)
1. Quantum theory, especially the quantum theory of the structure and behavior of atoms and molecules.

quantum mechanical adj.

quantum mechanics

n
(Atomic Physics) (functioning as singular) the branch of mechanics, based on the quantum theory used for interpreting the behaviour of elementary particles and atoms, which do not obey Newtonian mechanics

quan′tum mechan′ics



n.
(used with a sing. v.) a quantum theory of the mechanics of atoms, molecules, and other physical systems subject to the uncertainty principle.
[1920–25]
quan′tum-me•chan′i•cal, adj.

quantum mechanics

quantum mechanics

A system of mechanics that supplanted Newtonian mechanics in the study of subatomic particles.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.quantum mechanics - the branch of quantum physics that accounts for matter at the atomic level; an extension of statistical mechanics based on quantum theory (especially the Pauli exclusion principle)
quantum physics - the branch of physics based on quantum theory
wave mechanics - the modern form of quantum theory; an extension of quantum mechanics based on Schrodinger's equation; atomic events are explained as interactions between particle waves
Translations
kvantová mechanika
kvanttimekaniikka
mécanique quantique
kvantna mehanika
meccanica quantisticameccanica quantica
mechanika kwantowa
References in periodicals archive ?
wave and particle coexist): everything is defined and based on this premise, with mathematical structures supporting quantum mechanics theory discussions.
Professor Braunstein stated: "When quantum mechanics, and in particular entanglement, are included in the story, Hawking's prediction holds for the longest time possible.
For advanced undergraduate science, math, and engineering students who have taken introductory courses in linear algebra, calculus, and classical and quantum mechanics, as well as graduate students and scientists and engineers, Blumel (Wesleyan U.
These problems were solved by the development of quantum mechanics in the 1920s by Heisenberg, Schrodinger, Dirac, and others.
To bridge this gap between theory and observed reality, different interpretations of Quantum Mechanics have been suggested, ranging from the conventional Copenhagen interpretation to Hidden-variables and Many-worlds interpretations.
But this year two top physicists repeated this, and on BBC2 there was a more in-depth explanation of quantum mechanics.
It generally has not addressed how to interpret wave-particle duality and other perplexities of quantum mechanics.
Successor versions of Niels Bohr's "Copenhagen" interpretation and of David Bohm's "hidden variable" approach now vie with Stephen Adler's notion that quantum mechanics is itself an emergent phenomenon--an approximation that derives from an underlying dynamic level that has characteristics quite different from those of the quantum level.
Quantum states of a particle with mass m above an ideal horizontal mirror in the Earth's gravitational field with the acceleration g are described by the Schrodinger equation, which is solved analytically in textbooks on quantum mechanics [1].
The book is generally well written and should be accessible to those who have not had either quantum mechanics or spectroscopy in a previous course.
Berkeley, CA -- November 8, 2001 -- Researchers and scientists at Quantum Mechanics say the flexibility of the Linux operating system provided a greater benefit than Windows during the development and testing of a new concealed weapons tracking system.
Recently, however, Oxford physicist David Deutch has suggested that, according to quantum mechanics, time travelers would actually be visiting the past in parallel universes--and that we could change history there without endangering our own present.

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