swap_horiz graph state Alternatives

1

quantum error correction

Quantum error correction is a technique used to maintain the integrity of quantum information. It addresses the unavoida...

Fault Tolerance Computing Noise Error Correction

9.5 Brilliant

2

qubit

A qubit is a fundamental unit of quantum information leveraging quantum mechanics. It differs from a classical bit by ex...

Computing Information State Two Level

9.4 Excellent

3

quantum teleportation

Quantum teleportation is a process enabling the transfer of a quantum state between two particles. It relies on the phen...

Communication Protocol Entanglement State Transfer

9.4 Excellent

4

quantum simulation

Quantum simulation employs controllable quantum systems to replicate the dynamics of intricate quantum phenomena such as...

Simulation Chemistry Computing Many Body

9.4 Excellent

5

density matrix

The density matrix is a mathematical tool used in quantum mechanics to represent the state of a quantum system. It accou...

Mixed Formalism State Open Systems

9.3 Excellent

6

CHSH inequality

The CHSH inequality is a mathematical constraint derived from Bell’s theorem. It defines an upper limit for correlations...

Foundation Entanglement Correlation Bell Test

9.3 Excellent

7

quantum gate

A quantum gate represents a basic building block for quantum computation. It’s a unitary transformation applied to one o...

Operation Computing Circuit Unitary

9.3 Excellent

8

quantum fault tolerance

Quantum fault tolerance is a technique designed for quantum computing. It addresses the significant challenge of maintai...

Computing Reliability Error Correction Threshold

9.3 Excellent

9

quantum Fourier transform

The Quantum Fourier Transform is a subroutine within quantum algorithms. It performs a discrete Fourier transform on qua...

Algorithm Computing Subroutine Transform

9.3 Excellent

10

Bell state

A Bell state describes a fundamental property in quantum mechanics involving the linked behavior of multiple subatomic p...

Entanglement State Two Qubit Basis

9.2 Excellent

11

surface code

Surface code represents a leading approach to building practical quantum computers. It employs pairs of entangled qubits...

Fault Tolerance Stabilizer Error Correction Topological

9.2 Excellent

12

gate-model quantum computing

The gate model represents a fundamental approach to quantum computing. It describes computation as the sequential applic...

Computing Model Universal Circuit

9.2 Excellent

13

threshold theorem

The threshold theorem is a fundamental concept in quantum error correction. It dictates that for large-scale quantum com...

Theory Fault Tolerance Computing Error Correction

9.1 Excellent

14

quantum phase estimation

Quantum Phase Estimation is a quantum computing algorithm designed to precisely calculate the eigenvalues of unitary ope...

Algorithm Computing Eigenvalue Subroutine

9.1 Excellent

15

GHZ state

A Greenberger–Horne–Zeilinger (GHZ) state is a specific entangled quantum state of three or more particles where measuri...

Foundation Entanglement State Multipartite

8.7 Great

16

cluster state

A cluster state is a specific entangled multiparticle quantum state where each qubit's value depends on the values of it...

Computing Measurement Entanglement Graph State

8.1 Great

17

W state

A W state is a specific entangled quantum state where each qubit has an equal probability of being in either the |0⟩ or...

Entanglement State Multipartite Qubits

7.9 Good

18

qudit

A qudit is a generalization of the qubit, representing a quantum system with *d* possible states—where *d* is an integer...

Computing Information State D Level

7.6 Good

19

qutrit

A qutrit is a quantum bit that can exist in three distinct states—analogous to the binary 0 and 1 of classical bits—allo...

Computing Information State Three Level

7.5 Good

20

NOON state

NOON states are entangled quantum systems where both possibilities of a property (like spin) exist simultaneously until...

Optics Entanglement Metrology State

7.3 Good