Quantum field

English

Noun

1. Template:Lb A quantum operator-valued function of (any point in) space.
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   • ibid., §7.3.1, page 190

         The result is zero expectation value for φ, and this would be true for whatever state, including the vacuum, that we choose. This effectively means that we would measure nothing if we tried to measure the quantum field φ. The field itself is unmeasurable.

Synonyms

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