Answer to Question #129007 in Quantum Mechanics for Ezz Hassan

Question

1.Could you mention what is paradoxical or nonintuitive about the quantum measurement process for a single quantum particle in a superposition of two or more of the eigenstates of the measurement operator and for a two-particles system in an entangled state?

2.Is this an entangled state or not? Why? 0.5*{|↑↑> - |↑↓> + |↓↑> - |↓↓>}

Answer 1

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