User Lena

11 votes

Does entanglement allow enhanced communication efficiency?

answered Jul 20, 2020 at 12:42

11 votes

Topology graphs of IBM's quantum computers

answered Jan 8, 2021 at 8:40

9 votes

How do I get the names of all currently available IBMQ devices?

answered Mar 17, 2021 at 16:22

7 votes

Which qiskit backend is faster in execution of the quantum circuit prepared?

answered Apr 9, 2021 at 8:00

7 votes

Characteristics of the IBM quantum computer

answered Apr 15, 2021 at 9:37

7 votes

Apply readout error mitigation to mid-circuit measurement

answered Jun 14, 2021 at 12:51

7 votes

Accepted

How to run bundled circuits with a different number of shots per circuit on QISKIT?

answered Mar 14, 2022 at 15:32

6 votes

Accepted

Can I access device specifications of IBMQ paying devices?

answered Jan 15, 2021 at 11:24

5 votes

Accepted

Qubit ordering in qiskit

answered Jan 13, 2021 at 9:48

5 votes

Why are $U$s raised to successive powers of two in quantum phase estimation when we use $n$ register qubits $|0\rangle|0\rangle|0\rangle$?

answered Jan 14, 2021 at 13:28

5 votes

Qiskit: Taking a QUBO matrix into `qubit_op'

answered Feb 16, 2021 at 16:14

5 votes

Expectation value of an operator error: Composition is not defined over operators of different dimensions,

answered Jul 6, 2020 at 8:23

5 votes

Maximum number of qubits supported by the Qasm simulator

answered Dec 2, 2020 at 9:31

5 votes

Accepted

How to get_statevector() with defined gates in Qiskit?

answered Apr 1, 2021 at 7:59

4 votes

Accepted

Error when attempting to visualize controlled hadamard gate state matrix with qiskit

answered Apr 20, 2021 at 13:45

4 votes

Accepted

What is the maximum number of qubits that can be simulated by Qiskit using any method?

answered Jun 30, 2021 at 13:24

4 votes

Accepted

What happened to the processor IBMQ_16_melbourne?

answered Nov 10, 2021 at 12:34

4 votes

Accepted

How do I get the unitary matrix of a circuit?

answered Mar 25 at 11:07

4 votes

Qubit Connectivity of IBM Quantum Computer

answered Dec 8, 2020 at 8:34

4 votes

Accepted

Why are IBM QE backend results different from the qasm simulator for a simple quantum circuit?

answered Jul 2, 2020 at 9:47

4 votes

Accepted

Q-Sphere representation of Bell States

answered Feb 8, 2021 at 16:28

4 votes

Accepted

Generic CNOT gate in qiskit from tensor product

answered Feb 11, 2021 at 13:27

4 votes

Accepted

Function in Qiskit to get the quantum circuit

answered Mar 23, 2021 at 15:31

4 votes

Accepted

Worked example of Bernstein-Vazirani - understanding bitwise product

answered Mar 11, 2021 at 11:19

4 votes

Accepted

How to use Initial States in Qiskits QAOA?

answered Jan 21, 2021 at 9:17

3 votes

How do I find out what version of qiskit I am running?

answered Jan 29, 2021 at 16:35

3 votes

Accepted

What are the differences between IBMQJobManager and Qiskit aqua QuantumInstance?

answered Feb 15, 2021 at 11:46

3 votes

Vertex Cover mappings from QUBO to Ising and vice versa

answered Feb 18, 2021 at 10:20

3 votes

Am I doing anything wrong when trying to calculate the expectation value in Qiskit on the real hardware?

answered Jul 15, 2020 at 14:10

3 votes

Are the skills learned for a degree in Computer Engineering helpful in learning Quantum Computing?

answered Jul 6, 2020 at 9:51

Stack Exchange Network

55 Answers

Does entanglement allow enhanced communication efficiency?

Topology graphs of IBM's quantum computers

How do I get the names of all currently available IBMQ devices?

Which qiskit backend is faster in execution of the quantum circuit prepared?

Characteristics of the IBM quantum computer

Apply readout error mitigation to mid-circuit measurement

How to run bundled circuits with a different number of shots per circuit on QISKIT?

Can I access device specifications of IBMQ paying devices?

Qubit ordering in qiskit

Why are $U$s raised to successive powers of two in quantum phase estimation when we use $n$ register qubits $|0\rangle|0\rangle|0\rangle$?

Qiskit: Taking a QUBO matrix into `qubit_op'

Expectation value of an operator error: Composition is not defined over operators of different dimensions,

Maximum number of qubits supported by the Qasm simulator

How to get_statevector() with defined gates in Qiskit?

Error when attempting to visualize controlled hadamard gate state matrix with qiskit

What is the maximum number of qubits that can be simulated by Qiskit using any method?

What happened to the processor IBMQ_16_melbourne?

How do I get the unitary matrix of a circuit?

Qubit Connectivity of IBM Quantum Computer

Why are IBM QE backend results different from the qasm simulator for a simple quantum circuit?

Q-Sphere representation of Bell States

Generic CNOT gate in qiskit from tensor product

Function in Qiskit to get the quantum circuit

Worked example of Bernstein-Vazirani - understanding bitwise product

How to use Initial States in Qiskits QAOA?

How do I find out what version of qiskit I am running?

What are the differences between IBMQJobManager and Qiskit aqua QuantumInstance?

Vertex Cover mappings from QUBO to Ising and vice versa

Am I doing anything wrong when trying to calculate the expectation value in Qiskit on the real hardware?

Are the skills learned for a degree in Computer Engineering helpful in learning Quantum Computing?