Last Updated
：2025/11/28
Bell state
Noun
Japanese Meaning
（量子情報科学）ベル状態：量子もつれ状態の一種で、4つの基本的なエンタングル状態（具体的には |Φ⁺⟩, |Φ⁻⟩, |Ψ⁺⟩, |Ψ⁻⟩）のいずれかを指す。
（ plural ）
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(quantum information science) One of a set of four entangled states, namely |𝛷⁺⟩=1/√(|00⟩+|11⟩), |𝛷⁻⟩=1/√(|00⟩-|11⟩), |𝛹⁺⟩=1/√(|01⟩+|10⟩), and |𝛹⁻⟩=1/√(|01⟩-|10⟩), where |xy⟩:=|x⟩⊗|y⟩; these are the simplest examples of entangled states.
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Bell state
The experiment verified that the two qubits were prepared in a Bell state, demonstrating maximal entanglement.
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The experiment verified that the two qubits were prepared in a Bell state, demonstrating maximal entanglement.
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