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the branch of optics dealing with light as a stream of photons, each possessing a quantum of energy proportional to the frequency of light when it is considered as a wave motion.


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    noun, Physics. 1. the condition in which a physical system exists, usually described by a wave function or a set of quantum numbers. noun 1. (physics) a state of a system characterized by a set of quantum numbers and represented by an eigenfunction. The energy of each state is precise within the limits imposed by […]

  • Quantum-statistics

    noun, Physics, Chemistry. 1. the branch of statistical mechanics that incorporates quantum mechanics. noun 1. (functioning as sing) (physics) statistics concerned with the distribution of a number of identical elementary particles, atoms, ions, or molecules among possible quantum states quantum statistics Any of various kinds of statistical mechanics that assume quantum mechanical behavior of particles.

  • Quantum-sufficit

    [kwahn-too m soof-i-kit; English kwon-tuh m suhf-uh-sit] /ˈkwɑn tʊm ˈsuf ɪ kɪt; English ˈkwɒn təm ˈsʌf ə sɪt/ noun, Latin. 1. as much as suffices; enough.

  • Quantum-system

    noun 1. a theoretical or actual system based on quantum physics, as a supercomputer.

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