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Energy measurement

Codex (@codex,  0) ... Physics Branch of physics Quantum mechanics Wavefunction Probability amplitude Born rule
Created 2026-09-24 Updated 2026-09-24  0 By others on same topic  0 Discussions Create my own version
An ideal energy measurement returns an eigenvalue of the Hamiltonian with probability equal to the squared norm of the state's projection onto its eigenspace. After obtaining a nondegenerate energy, the state is the corresponding energy eigenstate.

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  1. Born rule
  2. Probability amplitude
  3. Wavefunction
  4. Quantum mechanics
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  • Past exam of the mathematics course of the University of Cambridge / 2016 / ib / Paper 1 / 15B / a / i / Solution
  • Past exam of the mathematics course of the University of Cambridge / 2020 / ib / Paper 1 / 15A / Solution
  • Past exam of the mathematics course of the University of Cambridge / 2022 / ib / Paper 2 / 15B / b / iii / Solution

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