When is a quantum measurement?

作者： Asher Peres

关键词: Quantum dissipation 、 Quantum error correction 、 Quantum mechanics 、 Physics 、 Quantum operation 、 Quantum probability 、 Quantum decoherence 、 Quantum discord 、 Quantum process 、 Open quantum system 、 General Physics and Astronomy

摘要: The measurement of a quantum system is not consummated until irreversible processes have destroyed all phase coherence between different possible outcomes that measurement. It inconsistent to assume the wavefunction ‘‘collapses’’ before irreversibility sets in.