1. Alice and Bob prepare two qubits in the state [4), |4) = 3/7|00) + 6/7|01) + 2/7/10) (a) Determine the concurrence of state [4). (b) Determine the expectation value of σ_z in state ) for qubit B as measured by Bob. For this question, use Dirac notation: use [4) as given (in Dirac notation), and write the operator in Dirac notation, too.
1. Alice and Bob prepare two qubits in the state [4), |4) = 3/7|00) + 6/7|01) + 2/7/10) (a) Determine the concurrence of state [4). (b) Determine the expectation value of σ_z in state ) for qubit B as measured by Bob. For this question, use Dirac notation: use [4) as given (in Dirac notation), and write the operator in Dirac notation, too.
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Transcribed Image Text:1. Alice and Bob prepare two qubits in the state |4), 14) = 3/7|00) + 6/7|01) + 2/7/10)
(a) Determine the concurrence of state [4).
(b) Determine the expectation value of σ_z in state [4) for qubit B as measured by Bob. For this
question, use Dirac notation: use ) as given (in Dirac notation), and write the operator in Dirac
notation, too.
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