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Understanding the Hadamard Gate and what is meant by Qubits

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Quantum entanglement as topological entanglement

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1 answer
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Would QKD break down if you have the receiver box of Bob?

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why entanglement of an Antiferromagnetism case decreases in presence of a nonuniform magnetic field?

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51 views

Is it ever beneficial to communicate qubits that aren't EPR pairs?

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Why not just use Bell state entanglement in the CHSH game?

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71 views

Prove that there are infinitely many entanglement classes under LU

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Computation for threshold of CNOT gate

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What are the possible gates that I can use to vary input states before CNOT?

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Is it advantageous for a state to have higher Bell CHSH violation?

3 votes
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Does any quantum channel satisfy ${\rm Tr}(\mathcal E^\dagger \mathcal E) \in[0, d^2]$?

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Trouble re-creating quantum psuedo-telepathy

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Proof that Bell state can be transformed into any 2-qubit state $\vert\psi\rangle$ under LU

7 votes
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963 views

Is quantum computer without entanglement no better than anything classically achievable?

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