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Understanding the Hadamard Gate and what is meant by Qubits

bsaoptima

1

asked 1 min ago

3 votes

0 answers

40 views

Quantum entanglement as topological entanglement

Mark S

8,477

modified 22 hours ago

1 vote

1 answer

30 views

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

glS♦

20.7k

modified 2 days ago

0 votes

0 answers

19 views

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

reza

89

asked 2 days ago

3 votes

0 answers

51 views

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

Craig Gidney

27.2k

asked 2 days ago

0 votes

1 answer

59 views

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

Rammus

4,421

answered Jan 17 at 22:57

2 votes

1 answer

71 views

Prove that there are infinitely many entanglement classes under LU

glS♦

20.7k

modified Jan 16 at 11:34

1 vote

0 answers

27 views

Computation for threshold of CNOT gate

AndyLiuin

13

asked Jan 16 at 1:58

3 votes

1 answer

155 views

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

CommunityBot

1

modified Jan 13 at 22:00

2 votes

0 answers

32 views

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

Bard

146

asked Jan 12 at 11:57

3 votes

1 answer

85 views

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

glS♦

20.7k

modified Jan 12 at 8:25

0 votes

1 answer

101 views

Trouble re-creating quantum psuedo-telepathy

CommunityBot

1

modified Jan 12 at 8:03

1 vote

1 answer

72 views

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

DaftWullie

50.1k

answered Jan 10 at 12:43

7 votes

3 answers

963 views

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

Tristan Nemoz

3,720

modified Jan 10 at 8:52

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Understanding the Hadamard Gate and what is meant by Qubits

Quantum entanglement as topological entanglement

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

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

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

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

Prove that there are infinitely many entanglement classes under LU

Computation for threshold of CNOT gate

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

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

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

Trouble re-creating quantum psuedo-telepathy

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

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

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