In quantum mechanics, a quantum operation (also known as quantum dynamical map or quantum process) is a mathematical formalism used to describe a broad...

In quantum computing and specifically the quantum circuit model of computation, a quantum logic gate (or simply quantum gate) is a basic quantum circuit...

of data, quantum machine learning utilizes qubits and quantum operations or specialized quantum systems to improve computational speed and data storage...

any previous ones. Consider quantum channels that transmit only quantum information. This is precisely a quantum operation, whose properties we now summarize...

and quantum computing takes advantage of this behavior using specialized hardware. Classical physics cannot explain the operation of these quantum devices...

In gate-based quantum computing, various sets of quantum logic gates are commonly used to express quantum operations. The following tables list several...

Quantum entanglement is the phenomenon where the quantum state of each particle in a group cannot be described independently of the state of the others...

In quantum mechanics, notably in quantum information theory, fidelity quantifies the "closeness" between two density matrices. It expresses the probability...

quantum information and decoherence which is relevant for quantum measurement and thereby to the decoherent approaches to interpretations of quantum mechanics...

Quantum error correction (QEC) is a set of techniques used in quantum computing to protect quantum information from errors due to decoherence and other...

space Interaction picture Measurement in quantum mechanics quantum field theory quantum logic quantum operation Schrödinger picture semiclassical statistical...

Quantum teleportation is a technique for transferring quantum information from a sender at one location to a receiver some distance away. While teleportation...

Quantum neural networks are computational neural network models which are based on the principles of quantum mechanics. The first ideas on quantum neural...

a set of quantum operations that map the set of n-fold Pauli group products into itself. It is most famously studied for its use in quantum error correction...

Under very general assumptions, a quantum process is described by the quantum operation formalism (also known as a quantum dynamical map), which is a linear...

Quantum programming refers to the process of designing and implementing algorithms that operate on quantum systems, typically using quantum circuits composed...

the world's first company to sell computers that exploit quantum effects in their operation. D-Wave's early customers include Lockheed Martin, the University...

quantum mechanics, an observable is an operator, or gauge, where the property of the quantum state can be determined by some sequence of operations....

This is a timeline of quantum computing. Stephen Wiesner invents conjugate coding 13 June – James L. Park (Washington State University, Pullman)'s paper...

In quantum computing, a qubit (/ˈkjuːbɪt/) or quantum bit is a basic unit of quantum information—the quantum version of the classic binary bit physically...

Linear optical quantum computing or linear optics quantum computation (LOQC), also photonic quantum computing (PQC), is a paradigm of quantum computation...

identical copy of an arbitrary unknown quantum state, a statement which has profound implications in the field of quantum computing among others. The theorem...

A topological quantum computer is a type of quantum computer. It utilizes anyons, a type of quasiparticle that occurs in two-dimensional systems. The...

as quantum volume, randomized benchmarking or circuit layer operations per second (CLOPS). These QPUs are based on the quantum circuit and quantum logic...

disclosed from the catalog. The TAO has developed an attack suite they call QUANTUM. It relies on a compromised router that duplicates internet traffic, typically...

to apply the desired operation. For example, the KLM protocol can be used to implement a Controlled NOT gate on a photonic quantum computer, but the process...

In quantum computing, the quantum Fourier transform (QFT) is a linear transformation on quantum bits, and is the quantum analogue of the discrete Fourier...

Realization Chapter 8: Quantum Noise and Quantum Operations Chapter 9: Distance Measures for Quantum Information Chapter 10: Quantum Error-Correction Chapter...

In quantum computing, a quantum algorithm is an algorithm that runs on a realistic model of quantum computation, the most commonly used model being the...

computer. In order to achieve universal quantum computation, a quantum computer must be able to perform operations outside this set. Magic state distillation...