swap_horiz Steane code Alternatives

1

Shor's algorithm

Shor's algorithm uses quantum computation to factor integers efficiently and can also solve discrete logarithm problems....

Algorithm Cryptography Factoring Speedup

9.55 Brilliant

2

quantum error correction

Quantum error correction protects quantum information by encoding a logical state across several physical qubits. The en...

Fault Tolerance Computing Noise Error Correction

9.48 Excellent

3

quantum simulation

Quantum simulation uses a controllable quantum system to investigate the behavior of another quantum system. The target...

Simulation Chemistry Computing Many Body

9.44 Excellent

4

quantum teleportation

Quantum teleportation transfers an unknown quantum state from one system to another using shared entanglement and classi...

Communication Protocol Entanglement State Transfer

9.42 Excellent

5

qubit

The basic unit of quantum information, a qubit is a system with two distinguishable basis states conventionally labeled...

Computing Information State Two Level

9.41 Excellent

6

CNOT gate

The CNOT gate is a core component of quantum computing. It operates on two qubits, creating entanglement by flipping one...

Gate Two Qubit Clifford Entangling

9.36 Excellent

7

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

9.34 Excellent

8

quantum gate

Quantum circuits are built from gates that perform controlled operations on qubits. In the standard ideal circuit model,...

Operation Computing Circuit Unitary

9.32 Excellent

9

quantum fault tolerance

Reliable quantum computation requires more than storing information in an error-correcting code. Quantum fault tolerance...

Computing Reliability Error Correction Threshold

9.29 Excellent

10

density matrix

A density matrix represents the state of a quantum system in a form that can describe both pure states and mixed states....

Mixed Formalism State Open Systems

9.28 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

9.24 Excellent

12

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

9.14 Excellent

13

stabilizer formalism

Stabilizer formalism provides a mathematical framework for representing and manipulating quantum states. It utilizes ten...

Error Correction Formalism State Clifford

9.03 Excellent

14

toric code

Toric code represents a specific type of surface code utilized in quantum computing. It leverages topological properties...

Stabilizer Model Error Correction Topological

8.92 Great

15

GKP code

GKP codes represent a method for safeguarding quantum information using bosonic oscillators. They encode qubits within c...

Error Correction Oscillator Continuous Variable Bosonic

8.68 Great

16

Shor code

Shor’s code is a specific type of quantum circuit designed for stabilizer operations. It’s notable as a fundamental buil...

History Stabilizer Error Correction Nine Qubit

8.54 Great

17

graph state

A graph state is a specific entangled quantum state where qubits are connected by edges representing entanglement, formi...

Computing Stabilizer Entanglement State

7.88 Good

18

Bacon-Shor code

Bacon-Shor coding is a quantum error correction technique that encodes a single logical qubit across nine physical qubit...

Fault Tolerance Stabilizer Error Correction Subsystem

7.83 Good

19

cat code

Cat codes are quantum error correction schemes that encode logical qubits across multiple physical qubits, representing...

Hardware Error Correction Oscillator Bosonic

7.76 Good

20

color code

Color codes in quantum mechanics describe how the total angular momentum of a particle, like an electron, can be visuali...

Fault Tolerance Stabilizer Error Correction Topological

6.95 Fair