Quantum Theory (noun) Definition, Meaning & Examples

noun Physics.
  1. any theory predating quantum mechanics that encompassed Planck's radiation law and a scheme for obtaining discrete energy states for atoms, such as the Bohr model.
  2. any theory that treats certain phenomena by the methods of quantum mechanics: a quantum theory of gravitation.
noun
  1. a theory concerning the behaviour of physical systems based on Planck's idea that they can only possess certain properties, such as energy and angular momentum, in discrete amounts (quanta). The theory later developed in several equivalent mathematical forms based on De Broglie's theory and on the Heisenberg uncertainty principle
    Quantum Theory (noun) Definition, Meaning & Examples

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