In physics, a quantum (pl.: quanta) is the minimum amount of any physical entity (physical property) involved in an interaction. The fundamental notion...

disciplines, including quantum chemistry, quantum biology, quantum field theory, quantum technology, and quantum information science. Quantum mechanics can describe...

A quantum computer is a computer that represents and processes information using quantum states. Quantum computations exploit phenomena such as superposition...

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...

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

Post-quantum cryptography (PQC), sometimes referred to as quantum-proof, quantum-safe, or quantum-resistant, is the development of cryptographic algorithms...

Quantum gravity (QG) is a field of theoretical physics that seeks unification of the theory of gravity with the principles of quantum mechanics. It deals...

Quantum of Solace is a 2008 spy film and the twenty-second in the James Bond series produced by Eon Productions. Directed by Marc Forster and written...

In quantum physics, a quantum state is a mathematical entity that represents a physical system. Quantum mechanics specifies the construction, evolution...

Quantum cryptography is the exploiting of quantum-mechanical properties such as quantum entanglement, measurement disturbance, no-cloning theorem, and...

In physics, quantum tunnelling, barrier penetration, or simply tunnelling is a quantum mechanical phenomenon in which an object such as an electron or...

Quantum superposition is a fundamental principle of quantum mechanics that states that linear combinations of solutions to the Schrödinger equation are...

Quantum error correction (QEC) comprises a set of techniques used in quantum memory and quantum computing to protect quantum information from errors arising...

Quantum decoherence is the loss of quantum coherence. It involves generally a loss of information of a system to its environment. Quantum decoherence...

predating modern quantum mechanics Quantum field theory, an area of quantum mechanics that includes: Quantum electrodynamics Quantum chromodynamics Electroweak...

In quantum computing, quantum supremacy or quantum advantage is the goal of demonstrating that a programmable quantum computer can solve a problem that...

Quantum dots (QDs) or semiconductor nanocrystals are semiconductor particles a few nanometres in size with optical and electronic properties that differ...

Quantum mechanics is the study of matter and matter's interactions with energy on the scale of atomic and subatomic particles. By contrast, classical...

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...

Quantum Break is a 2016 action-adventure third-person shooter video game developed by Remedy Entertainment and published by Microsoft Studios. The game...

Look up quantum leap in Wiktionary, the free dictionary. Quantum leap or variation, may refer to: Quantum leap (physics), also known as quantum jump, a...

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

In the mathematical field of knot theory, a quantum knot invariant or quantum invariant of a knot or link is a linear sum of colored Jones polynomial...

007: Quantum of Solace is a 2008 shooter video game published by Activision. Based on the James Bond films Casino Royale (2006) and Quantum of Solace (2008)...

The quantum mind or quantum consciousness is a group of hypotheses proposing that local physical laws and interactions from classical mechanics or connections...

Quantum mysticism, sometimes referred to pejoratively as quantum quackery or quantum woo, is a set of metaphysical beliefs and associated practices that...

In quantum physics and chemistry, quantum numbers are quantities that characterize the possible states of the system. To fully specify the state of the...

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

Quantum engineering is the development of technology that capitalizes on the laws of quantum mechanics. This type of engineering uses quantum mechanics...

also Quantum mechanics.) Quantum may also refer to: Quantum, in neuroscience, refers to a discrete component of a physiological response Quantum Magazine...

term quantum group denotes one of a few different kinds of noncommutative algebras with additional structure. These include Drinfeld–Jimbo type quantum groups...

Quantum information science is an interdisciplinary field that combines the principles of quantum mechanics, information theory, and computer science...

interpretation of quantum mechanics is an attempt to explain how the mathematical theory of quantum mechanics might correspond to experienced reality. Quantum mechanics...

In quantum physics, a quantum fluctuation (also known as a vacuum state fluctuation or vacuum fluctuation) is the temporary random change in the amount...

In physics, quantum acoustics is the study of sound under conditions such that quantum mechanical effects are relevant. For most applications, classical...

analysis of quantum foundations, quantum logic is a set of rules for manip­ulation of propositions inspired by the structure of quantum theory. The formal...

h} , is a fundamental physical constant of foundational importance in quantum mechanics: a photon's energy is equal to its frequency multiplied by the...

corresponds to the graviton, a quantum mechanical particle that carries the gravitational force. Thus, string theory is a theory of quantum gravity. String theory...

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

Quantum networks form an important element of quantum computing and quantum communication systems. Quantum networks facilitate the transmission of information...

Within quantum technology, a quantum sensor utilizes quantum mechanical phenomena, such as quantum superposition, quantum entanglement, and quantum squeezing...

Loop quantum gravity (LQG) is a theory of quantum gravity that incorporates matter of the Standard Model into the framework established for the intrinsic...

Quantum Leap is an American science fiction television series, created by Donald P. Bellisario, that aired on NBC for five seasons, from March 26, 1989...

φῶς, φωτός (phôs, phōtós) 'light') is an elementary particle that is a quantum of the electromagnetic field, including electromagnetic radiation such...

Quantum suicide is a thought experiment in quantum mechanics and the philosophy of physics. Purportedly, it can falsify any interpretation of quantum...

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

Quantum annealing (QA) is an optimization process for finding the global minimum of a given objective function over a given set of candidate solutions...

Quantum biology is the study of applications of quantum mechanics and theoretical chemistry to aspects of biology that cannot be accurately described...

Quantum of the Seas is a Quantum-class cruise ship currently operated by Royal Caribbean International and is the lead ship of her class. At her time of...

with many interdisciplinary areas of research, such as biophysics and quantum chemistry, and the boundaries of physics are not rigidly defined. New ideas...

Quantum chemistry, or molecular quantum mechanics, is a branch of physical chemistry which applies quantum mechanics to chemical systems to predict physical...

quantum computing, a quantum register is a system comprising multiple qubits. It is the quantum analogue of the classical processor register. Quantum...

Quantum key distribution (QKD) is a secure communication method that implements a cryptographic protocol based on the laws of quantum mechanics, specifically...

Quantum: The Magazine of Math and Science was a United States-based bimonthly magazine of mathematics and science, primarily physics, designed for young...

Quantum capacitance, also known as chemical capacitance is defined as the variation of electrical charge q {\displaystyle q} with respect to the variation...

Quantum information is the information of the state of a quantum system. It is the basic entity of study in quantum information science, and can be manipulated...

function of a non-relativistic quantum-mechanical system. Its discovery was a significant landmark in the development of quantum mechanics. It is named after...

Quantum Philosophy is a 2002 book by French physicist Roland Omnès, in which he aims to show the non-specialist reader how modern developments in quantum...

The many-worlds interpretation (MWI) is an interpretation of quantum mechanics that asserts that the universal wave function is objectively real, and...

Quantum defect may refer to: Quantum defect (lasers), an unavoidable inefficiency in laser beam generation The effective nuclear charge correction in hydrogen-like...

Quantum microscopy allows microscopic properties of matter and quantum particles to be measured and imaged. Various types of microscopy use quantum principles...

In physics, a quantum vortex represents a quantized flux circulation of some physical quantity. In most cases, quantum vortices are a type of topological...

Quantum machine learning (QML) is the study of quantum algorithms for machine learning. It often refers to quantum algorithms for machine learning tasks...

Quantum foam (also known as spacetime foam, or spacetime bubble) is a theoretical quantum fluctuation of spacetime on very small scales due to quantum...

Quantum Baby is the seventh studio album by American singer Tinashe. It was released on August 16, 2024, through her independent label, Tinashe Music...

theoretical physics, quantum field theory (QFT) is a theoretical framework that combines field theory, special relativity and quantum mechanics. QFT is used...

In condensed matter physics, quantum oscillations describes a series of related experimental techniques used to map the Fermi surface of a metal in the...

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

effect occurs in quantum mechanics, as demonstrated by the double-slit experiment. Physicists have found that observation of quantum phenomena by a detector...

The conductance quantum, denoted by the symbol G0, is the quantized unit of electrical conductance. It is defined by the elementary charge e and Planck...

mathematics, specifically in symplectic topology and algebraic geometry, a quantum cohomology ring is an extension of the ordinary cohomology ring of a closed...

known as Heisenberg's indeterminacy principle, is a fundamental concept in quantum mechanics. It states that there is a limit to the precision with which...

In quantum computing, a quantum memory is the quantum-mechanical version of ordinary computer memory. Whereas ordinary memory stores information as binary...

In quantum mechanics, a wave function (or wavefunction) is a mathematical description of the quantum state of an isolated quantum system. The most common...

of quantum mechanics is a fundamental part of the history of modern physics. The major chapters of this history begin with the emergence of quantum ideas...

In particle physics, quantum electrodynamics (QED) is the relativistic quantum field theory of electrodynamics. In essence, it describes how light and...

Macroscopic quantum phenomena are processes showing quantum behaviour at the macroscopic scale, rather than at the atomic scale where quantum effects are...

The scientific school of Quantum electrochemistry began to form in the 1960s under Revaz Dogonadze. Generally speaking, the field comprises the notions...

PsiQuantum, Corp. is an American quantum computing company based in Palo Alto, California. It is developing utility-scale, fault tolerant quantum computers...

In quantum information theory, a quantum channel is a communication channel that can transmit quantum information, as well as classical information. An...

Shor's algorithm is a quantum algorithm for finding the prime factors of an integer. It was developed in 1994 by the American mathematician Peter Shor...

Quantum evolution is a component of George Gaylord Simpson's multi-tempoed theory of evolution proposed to explain the rapid emergence of higher taxonomic...

Quantum simulators permit the study of a quantum system in a programmable fashion. In this instance, simulators are special purpose devices designed to...

Quantum Corporation is a data storage, management, and protection company that provides technology to store, manage, archive, and protect video and unstructured...

In theoretical physics, quantum chromodynamics (QCD) is the study of the strong interaction between quarks mediated by gluons. Quarks are fundamental...

Quantum-Systems GmbH is a German technology company headquartered in Gilching, founded in 2015. The company specializes in the development, design and...

Quantum meruit is a Latin phrase meaning "what one has earned". In the context of contract law, it means something along the lines of "reasonable value...

In mathematical physics, the concept of quantum spacetime is a generalization of the usual concept of spacetime in which some variables that ordinarily...

Quantum Computation and Quantum Information is a textbook about quantum information science written by Michael Nielsen and Isaac Chuang, regarded as a...

theoretical physics, quantum nonlocality refers to the phenomenon by which the measurement statistics of a multipartite quantum system do not allow an...

condensed matter physics, quantum hydrodynamics (QHD) is most generally the study of hydrodynamic-like systems which demonstrate quantum mechanical behavior...

The quantum harmonic oscillator is the quantum-mechanical analog of the classical harmonic oscillator. Because an arbitrary smooth potential can usually...

everyday interactions with light can be understood using geometrical optics. Quantum optics is an important research area in modern physics. The main source...

Quantum Conundrum is a puzzle-platform game developed by Airtight Games and published by Square Enix. It was directed by Portal lead designer Kim Swift...

timeline of quantum computing and communication. Erwin Schrödinger publishes a theorem setting the basis for quantum steering and the limits of quantum state...

A quantum dot display is a display device that uses quantum dots (QDs), semiconductor nanocrystals which can produce pure monochromatic red, green, and...

Quantum optics is a branch of atomic, molecular, and optical physics and quantum chemistry that studies the behavior of photons (individual quanta of light)...

quantum computing is a branch of quantum computing and solid-state physics that implements superconducting electronic circuits as qubits in a quantum...

a quantum computing company formed by the merger of Cambridge Quantum and Honeywell Quantum Solutions. The company's H-Series trapped-ion quantum computers...

development of quantum computing, quantum communication and quantum sensing. Quantum computing and communication are two sub-fields of quantum information...

Quantum radar is a remote-sensing technology based on quantum-mechanical effects, such as the uncertainty principle or quantum entanglement. Broadly speaking...

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 various interpretations of quantum mechanics, wave function collapse, also called reduction of the state vector, occurs when a wave function—initially...

In mathematics, the quantum dilogarithm is a special function defined by the formula ϕ ( x ) ≡ ( x ; q ) ∞ = ∏ n = 0 ∞ ( 1 − x q n ) , | q | < 1 {\displaystyle...

Quantum robotics is an interdisciplinary field that investigates the intersection of robotics and quantum mechanics. This field, in particular, explores...

Quantum feedback or quantum feedback control is a class of methods to prepare and manipulate a quantum system in which that system's quantum state or trajectory...

Look up quantum or vacuum in Wiktionary, the free dictionary. The quantum vacuum state or simply quantum vacuum is the state with the lowest possible energy...

Quantum praedecessores is a papal bull issued on 1 December 1145 by Pope Eugenius III, calling for a Second Crusade. It was the first papal bull issued...

Quantum Error is a 2023 action horror video game developed and published by TeamKill Media. The game was released digitally for the PlayStation 5 on November...

The quantum potential or quantum potentiality is a central concept of the de Broglie–Bohm formulation of quantum mechanics, introduced by David Bohm in...

Quantum noise is any noise arising from quantum mechanical phenomena such as field quantization or the uncertainty principle. Quantum noise differs from...

In mathematics, a quantum groupoid is any of a number of notions in noncommutative geometry analogous to the notion of groupoid. In usual geometry, the...

A quantum well is a potential well wherein the energy spectrum of charge carriers is discrete. As opposed to a bulk region, wherein the carriers are free...

Quantum thermodynamics is the study of the relations between two independent physical theories: thermodynamics and quantum mechanics. The two independent...

The Quantum Fireball was a brand of 3.5-inch hard disk drives made by Quantum Corporation from 1995 to 2001. The first models in the series were 5400...

Blood quantum laws or Indian blood laws are laws that define Native Americans in the United States status by fractions of Native American ancestry. These...

lithography. Quantum lithography is closely related to the fields of quantum imaging, quantum metrology, and quantum sensing. The effect exploits the quantum mechanical...

general relativity with the laws of quantum physics remains a problem, however, as no self-consistent theory of quantum gravity has been found. It is not...

merge the Quantum Fund with the Quantum Emerging Growth Fund to form the Quantum Endowment Fund. The intention was to transform the Quantum Fund into...

noted for having worn the Quantum Bands, advanced ancient alien technology that grants the wearer manipulation of quantum energy. Wendell Vaughn is the...

IBM Quantum Platform (previously known as IBM Quantum Experience) is an online platform allowing public and premium access to cloud-based quantum computing...

Noisy intermediate-scale quantum (NISQ) computing is characterized by quantum processors containing up to 1,000 qubits which are not advanced enough yet...

Quantum finance is an interdisciplinary research field that applies theories and methods developed by quantum physicists and economists to finance. It...

Quantum Aesthetics is a movement that was inaugurated by Gregorio Morales at the end of the 1990s with his work “El cadaver de Balzac” or Balzac's Corpse...

In quantum mechanics, the principal quantum number (n) of an electron in an atom indicates which electron shell or energy level it is in. Its values are...

The Centre for Quantum Computation (CQC) is an alliance of quantum information research groups at the University of Oxford. It was founded by Artur Ekert...

A quantum jump is the abrupt transition of a quantum system (atom, molecule, atomic nucleus) from one quantum state to another, from one energy level...

description of physical reality provided by quantum mechanics is incomplete. In a 1935 paper titled "Can Quantum-Mechanical Description of Physical Reality...

mathematical formulations of quantum mechanics are those mathematical formalisms that permit a rigorous description of quantum mechanics. This mathematical...

Quantum complexity theory is the subfield of computational complexity theory that deals with complexity classes defined using quantum computers, a computational...

Quantum indeterminacy is the apparent necessary incompleteness in the description of a physical system, that has become one of the characteristics of...

an Austrian theoretical physicist who developed fundamental results in quantum theory. In particular, he is recognized for devising the Schrödinger equation...

The quantum pendulum is a theoretical model and experimental system that studies how a pendulum behaves under quantum mechanics. It is fundamental in...

Quantum Clustering (QC) is a class of data-clustering algorithms that use conceptual and mathematical tools from quantum mechanics. QC belongs to the family...

In quantum mechanics, Schrödinger's cat is a thought experiment concerning quantum superposition. In the thought experiment, a hypothetical cat inside...

Quantum crystallography is a branch of crystallography that investigates crystalline materials within the framework of quantum mechanics, with analysis...

of gauge symmetries appeared first in the relativistic quantum mechanics of electrons – quantum electrodynamics, elaborated-on below. Today, gauge theories...

In quantum mechanics, quantum scarring is a phenomenon where the eigenstates of a classically chaotic quantum system have enhanced probability density...

Adiabatic quantum computation (AQC) is a form of quantum computing which relies on the adiabatic theorem to perform calculations and is closely related...

Quantum walks are quantum analogs of classical random walks. In contrast to the classical random walk, where the walker occupies definite states and the...

In particle physics, the quantum yield (denoted Φ) of a radiation-induced process is the number of times a specific event occurs per photon absorbed by...

Quantum cognition uses the mathematical formalism of quantum probability theory to model psychology phenomena when classical probability theory fails....

Quantum fingerprinting is a proposed technique that uses a quantum computer to generate a string with a similar function to the cryptographic hash function...

A quantum Turing machine (QTM) or universal quantum computer is an abstract machine used to model the effects of a quantum computer. It provides a simple...

In quantum field theory, the quantum vacuum state (also called the quantum vacuum or vacuum state) is the quantum state with the lowest possible energy...

Look up quantum jump in Wiktionary, the free dictionary. A quantum jump is a scientific phenomenon, a transition between quantum states. Quantum jump may...

The quantum efficiency (QE) of a photodetector is a measure of its electrical response to light. Another name for it is incident photon to converted electron...

The Quantum Bigfoot series was a type of hard disk drives produced by Quantum Corp. from 1996 through the late 1990s. The Bigfoot series was notable for...

Quantum Reality is a 1985 popular science book by physicist Nick Herbert, a member of the Fundamental Fysiks Group which was formed to explore the philosophical...

Quantum International was a US-based direct response television company specialized in the creation of infomercial programming around the world. The company...

Quantum authentication is the sub-field of quantum cryptography that aims to apply quantum information theory for the purpose of authentication of quantum...

A SQUID (superconducting quantum interference device) is a very sensitive magnetometer used to measure extremely weak magnetic fields, based on superconducting...

Quantum tomography or quantum state tomography is the process by which a quantum state is reconstructed using measurements on an ensemble of identical...

teachings, attempts to integrate Ayurveda with quantum mechanics. Chopra says that what he calls "quantum healing" cures any manner of ailments, including...

Cosmic Quantum Ray is an animated television series. The series premiered in the United States on November 7, 2007, on Animania HD, then in 2009 in Germany...

Quantum Leopard is a comedy night in London that is hosted and organised by James Ross. It was created in 2015 and has won multiple Chortle Awards. A...

Quantum contextuality is a feature of the phenomenology of quantum mechanics whereby measurements of quantum observables cannot simply be thought of as...

Copenhagen interpretation is a collection of views about the meaning of quantum mechanics, stemming from the work of Niels Bohr, Werner Heisenberg, Max...

In quantum mechanics, a density matrix (or density operator) is a matrix used in calculating the probabilities of the outcomes of measurements performed...

matrix theory and simulations with quantum computers prove that some versions of the butterfly effect in quantum mechanics do not exist. Other authors...

The Quantum Vacuum: An Introduction to Quantum Electrodynamics is a physics textbook written by Peter W. Milonni in 1993. The book covers zero-point energy...

In physics, a quantum mirage is a peculiar result in quantum chaos. Every system of quantum dynamical billiards will exhibit an effect called scarring...

In condensed matter physics and quantum information theory, the quantum double model, proposed by Alexei Kitaev, is a lattice model that exhibits topological...

combined relativity and quantum mechanics and, working with other physicists, developed quantum electrodynamics that combines quantum mechanics and electromagnetism...

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

In physics, quantum dynamics is the quantum version of classical dynamics. Quantum dynamics deals with the motions, and energy and momentum exchanges of...

physics, a quantum spin liquid is a phase of matter that can be formed by interacting quantum spins in certain magnetic materials. Quantum spin liquids...

A quantum battery is a type of electric battery that uses the principles of quantum mechanics to store energy. They have the potential to be more efficient...

In quantum mechanics, quantum correlation is the expected value of the product of the alternative outcomes. In other words, it is the expected change in...

the idea, because of quantum decoherence, that quantum indeterminacy can be ignored for most macroscopic events. Random quantum events "average out" in...

Quantum volume is a metric that measures the capabilities and error rates of a quantum computer. It expresses the maximum size of square quantum circuits...

Quantum imaging is a new sub-field of quantum optics that exploits quantum correlations such as quantum entanglement of the electromagnetic field in order...

Microsoft Azure Quantum is a public cloud-based quantum computing platform developed by Microsoft, that offers quantum hardware, software, and solutions...

accurate models for the interaction with spin require relativistic quantum mechanics or quantum field theory. The existence of electron spin angular momentum...

In quantum information theory, quantum discord is a measure of nonclassical correlations between two subsystems of a quantum system. It includes correlations...

computational power of naturally available systems, both classical and quantum mechanical, can be used to reduce the effective computational cost. The...

Quantum Redshift is a video game for the Xbox console, developed by Curly Monsters and published by Microsoft Game Studios in 2002. The game is a futuristic...

Quantum Moves is an online citizen science simulation video game where players move quantum atoms. The game is part of the ScienceAtHome umbrella project...

The quantum Hall effect (or integer quantum Hall effect) is a quantized version of the Hall effect which is observed in two-dimensional electron systems...

In quantum mechanics, the azimuthal quantum number ℓ is a quantum number for an atomic orbital that determines its orbital angular momentum and describes...

Advocates of quantum healing assert that quantum phenomena govern health and wellbeing. There are different versions, which allude to various quantum ideas including...

scale where quantum effects are significant. Important applications of quantum theory include quantum chemistry, quantum optics, quantum computing, superconducting...

Quantum fiction is a genre of speculative fiction that reflects modern experience of the material world and reality as influenced by quantum theory and...

three pillars of modern physics: Quantum mechanics: Interpretations of quantum theory, including the nature of quantum states, the measurement problem...

Quantum Darwinism is a theory meant to explain the emergence of the classical world from the quantum world as due to a process of Darwinian natural selection...

Quantum compression may refer to: Data compression as it relates to quantum computing Quantum, one of several compression algorithms used by CAB This...

particular case of quantum processes described by the theory—for which it yields the same quantum predictions as other interpretations of quantum mechanics. The...

Quantum chaos is a branch of physics focused on how chaotic classical dynamical systems can be described in terms of quantum theory. The primary question...

Quantum cloning is a process that takes an arbitrary, unknown quantum state and makes an exact copy without altering the original state in any way. Quantum...

number of closely related results in physics, all of which determine that quantum mechanics is incompatible with local hidden-variable theories, given some...

A quantum money scheme is a quantum cryptographic protocol that creates and verifies banknotes that are resistant to forgery. It is based on the principle...

Quantum Leap is an American science fiction television series that aired on NBC. Developed by Steven Lilien and Bryan Wynbrandt, it is a revival of the...

In quantum computing, the variational quantum eigensolver (VQE) is a quantum algorithm for quantum chemistry, quantum simulations and optimization problems...

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

Quantum readout is a method to verify the authenticity of an object. The method is secure provided that the object cannot be copied or physically emulated...

In quantum mechanics, the Pauli exclusion principle states that two or more identical particles with half-integer spins (i.e., fermions) cannot simultaneously...

The Quantum class is a class of cruise ships from Royal Caribbean International, previously known by the code name Project Sunshine. On 11 February 2011...

In quantum mechanics, a quantum eraser experiment is an interferometer experiment that demonstrates several fundamental aspects of quantum mechanics,...

Hubert (13 July 2018). "Quantum theory of the classical: quantum jumps, Born's Rule and objective classical reality via quantum Darwinism". Philosophical...

Quantum Space may refer to: Quantum Space, a 1989 play-by-email game by Stormfront Studios Quantum Space (company), a space industry company founded in...

The path-integral formulation of quantum mechanics generalizes the action principle of classical mechanics. It replaces the classical notion of a single...

Quantum Psychology: How Brain Software Programs You & Your World is a book written by science-fiction writer Robert Anton Wilson, originally published...

The term quantum singularity is used to refer to many different phenomena in fiction. They often only approximate a gravitational singularity in the scientific...

known as mini black holes and quantum mechanical black holes, are hypothetical tiny (<1 M☉) black holes, for which quantum mechanical effects play an important...

Blood Quantum is a 2019 Canadian horror film written, directed, and edited by Jeff Barnaby and starring Michael Greyeyes, Elle-Máijá Tailfeathers, Forrest...

made foundational contributions to understanding atomic structure and quantum theory, for which he received the Nobel Prize in Physics in 1922. He was...

Quantum Jump were a 1970s British band, consisting of singer and keyboard player Rupert Hine, guitarist Mark Warner, bass player John G. Perry (then of...

force attacks. Quantum computing uses properties of quantum mechanics in order to process large amounts of data simultaneously. Quantum computing has been...

This list contains quantum processors, also known as quantum processing units (QPUs). Some devices listed below have only been announced at press conferences...

In quantum mechanics, the Hamiltonian of a system is an operator corresponding to the total energy of that system, including both kinetic energy and potential...

addition to the classical wave model for understanding optical interference, quantum matter waves also demonstrate interference. The above can be demonstrated...

Quantum Capital Group, previously known as Quantum Energy Partners, is a Houston, Texas-based private equity firm focused on the energy industry. The company...

supersymmetric quantum mechanics is an area of research where supersymmetry are applied to the simpler setting of plain quantum mechanics, rather than quantum field...

In physics, quantum beats are simple examples of phenomena that cannot be described by semiclassical theory, but can be described by fully quantized calculation...

Quantum pseudo-telepathy describes the use of quantum entanglement to eliminate the need for classical communications. A nonlocal game is said to display...

In the history of physics, "On the quantum-theoretical reinterpretation of kinematical and mechanical relationships" (German: Über quantentheoretische...

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

way, and which has in it the heart of quantum mechanics. In reality, it contains the only mystery [of quantum mechanics]." If one illuminates two parallel...

The Quantum Universe: Everything That Can Happen Does Happen is a 2011 book by the theoretical physicists Brian Cox and Jeff Forshaw. The book aims to...

In physics, an open quantum system is a quantum mechanical system that interacts with an external quantum system, known as the environment or the bath...

Quantum image processing (QIMP) is using quantum computing or quantum information processing to create and work with quantum images. Due to some of the...

In quantum physics, a measurement is the testing or manipulation of a physical system to yield a numerical result. A fundamental feature of quantum theory...

Quantum turbulence is the name given to the turbulent flow – the chaotic motion of a fluid at high flow rates – of quantum fluids, such as superfluids...

Quantum dissipation is the branch of physics that studies the quantum analogues of the process of irreversible loss of energy observed at the classical...

prominence by playing the Bond girl Camille Montes in the James Bond film Quantum of Solace (2008). Kurylenko began her career modelling in Paris before...

Quantum satis (abbreviation q.s. or Q.S.) is a Latin term meaning the amount which is enough. It has its origins as a quantity specification in medicine...

Amaravati Quantum Valley is a planned quantum technology park and hub dedicated for innovations and researches in the field of quantum computing and technologies...

problem in physics and a paradox that appears when the predictions of quantum mechanics and general relativity are combined. The theory of general relativity...

Quantum computation, which exploits quantum parallelism, is in principle faster than a classical computer for certain problems. Quantum image is encoding...

originates at the quantum level inside neurons (rather than being a product of neural connections). The mechanism is held to be a quantum process called...

In physics, in the area of quantum information theory and quantum computation, quantum steering is a special kind of nonlocal correlation, which is intermediate...

Quantum is an online-only, open-access, peer-reviewed scientific journal for quantum science and related fields. The journal was established in 2017. Quantum...

In quantum information theory, a quantum circuit is a model for quantum computation, similar to classical circuits, in which a computation is a sequence...

In quantum mechanics, and especially quantum information theory, the purity of a normalized quantum state is a scalar defined as γ ≡ tr ⁡ ( ρ 2 ) {\displaystyle...

The old quantum theory is a collection of results from the years 1900–1925, which predate modern quantum mechanics. The theory was never complete or self-consistent...

Stochastic quantum mechanics is a framework for describing the dynamics of particles that are subjected to intrinsic random processes as well as various...

First Quantum Minerals is a Canadian-based mining and metals company whose principal activities include mineral exploration, development, and mining....

In quantum information theory, quantum state purification refers to the process of representing a mixed state as a pure quantum state of higher-dimensional...

necessary at all? Quantum gravity: Can quantum mechanics and general relativity be realized as a fully consistent theory (perhaps as a quantum field theory)...

looking for a theory that describes gravity in the framework of quantum mechanics (quantum gravity), which would unify gravity and the other known fundamental...

In quantum computing, Grover's algorithm, also known as the quantum search algorithm, is a quantum algorithm for unstructured search that finds with high...

Quantum materials is an umbrella term in condensed matter physics that encompasses all materials whose essential properties cannot be described in terms...

Quantum metrology is the study of making high-resolution and highly sensitive measurements of physical parameters using quantum theory to describe the...

in quantum computing. Quantum software is used to design quantum algorithms, create and manipulate quantum circuits, compile programs for quantum processors...

The Born rule is a postulate of quantum mechanics that gives the probability that a measurement of a quantum system will yield a given result. In one commonly...

A delayed-choice quantum eraser experiment is an elaboration on the quantum eraser experiment that incorporates concepts considered in John Archibald Wheeler's...

Quantum characteristics are phase-space trajectories that arise in the phase space formulation of quantum mechanics through the Wigner transform of Heisenberg...

In quantum mechanics, a quantum speed limit (QSL) is a limitation on the minimum time for a quantum system to evolve between two distinguishable (orthogonal)...

Quantum ESPRESSO (Quantum Open-Source Package for Research in Electronic Structure, Simulation, and Optimization; QE) is a suite for first-principles...

A quantum compass is an instrument which measures relative position using the technique of atom interferometry. It includes an ensemble of accelerometers...

In quantum computing, quantum finite automata (QFA) or quantum state machines are a quantum analog of probabilistic automata or a Markov decision process...

data formats. Its name comes from an abbreviation of its previous name, Quantum GIS. QGIS functions as geographic information system (GIS) software, allowing...

The Quantum Thief is the debut science fiction novel by Finnish writer Hannu Rajaniemi and the first novel in a trilogy featuring the character of Jean...

In quantum mechanics, frequent measurements cause the quantum Zeno effect, a reduction in transitions away from the system's initial state, slowing a system's...

SAAB Quantum was a series of five privately designed and built automobiles using various Saab components. The earliest used Saab 93 two-stroke engines...

Relational quantum mechanics (RQM) is an interpretation of quantum mechanics which treats the state of a quantum system as being relational, that is,...

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

A quantum clock is a type of atomic clock with laser cooled single ions confined together in an electromagnetic ion trap. Developed in 2010 by physicists...

Transformative Hermeneutics of Quantum Gravity", was published in the journal's Spring/Summer 1996 "Science Wars" issue. It proposed that quantum gravity is a social...

In quantum chaos, a branch of mathematical physics, quantum ergodicity is a property of the quantization of classical mechanical systems that are chaotic...

In quantum physics, a quantum instrument is a mathematical description of a quantum measurement, capturing both the classical and quantum outputs. It can...

quantum information science, the Bell's states or EPR pairs are specific quantum states of two qubits that represent the simplest examples of quantum...

Quantum Link (or Q-Link) was an American and Canadian online service for the Commodore 64 and 128 personal computers that operated starting November 5...

In physics, relativistic quantum mechanics (RQM) is any Poincaré-covariant formulation of quantum mechanics (QM). This theory is applicable to massive...

integrated quantum photonics is Quantum technology:, for example quantum computing, quantum communication, quantum simulation, quantum walks and quantum metrology...

of quantum processors List of quantum software Quantum circuit Quantum complexity theory Quantum information science Quantum programming Quantum supremacy...

Google Quantum AI is a research division of Google focused on developing quantum computing technologies. Started on 2012, it was started by Google scientist...

A quantum limit in physics is a limit on measurement accuracy at quantum scales. Depending on the context, the limit may be absolute (such as the Heisenberg...

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

Quantum energy teleportation (QET) is an application of quantum information science. It is a variation of the quantum teleportation protocol. Quantum...

A quantum machine is a human-made device whose collective motion follows the laws of quantum mechanics. The idea that macroscopic objects may follow the...

known as quantum probability—to modelling in economics and finance. It draws on related areas such as quantum cognition, quantum game theory, quantum computing...

In quantum computing, the quantum phase estimation algorithm is a quantum algorithm to estimate the phase corresponding to an eigenvalue of a given unitary...

Quantum tunnelling composites (QTCs) are composite materials of metals and non-conducting elastomeric binder, used as pressure sensors. They use quantum...

In quantum mechanics, entanglement swapping is a protocol to transfer quantum entanglement from one pair of particles to another, even if the second pair...

Loop quantum cosmology – Finite, symmetry-reduced model of loop quantum gravity Loop quantum gravity – Theory of quantum gravity merging quantum mechanics...

Quantum Man is a modern sculpture created by Julian Voss-Andreae, which is located in the city of Moses Lake, Washington. Drawing inspiration from Voss-Andreae's...

Quantum valebant is a Latin phrase meaning "as much as they were worth". It is sometimes used in its singular form, quantum valebat, meaning “as much...

Quantum Air (formerly known as AeBal or Aerolíneas de Baleares) was an airline based in Madrid, Spain. It operated domestic scheduled services within...

the set of all possible system states, e.g., position and momentum. In quantum mechanics, an observable is described by a linear operator. For example...

also known as "Firefox Quantum", first shipped in November 2017 and was the initial version with major components from the Quantum/Servo projects enabled...

In quantum information, a quantum master equation is a general equation describing the evolution of a quantum system interacting with its environment....

Quantum and Woody is a superhero duo from the Valiant comic book series created by writer Christopher Priest and illustrator M. D. Bright. Editor Fabian...

In quantum information science, the concurrence is a state invariant involving qubits. The concurrence is an entanglement monotone (a way of measuring...

In chemistry and quantum mechanics, the spin quantum number is a quantum number (designated s) that describes the intrinsic angular momentum (or spin...

Quantum Effect Devices, Inc. (QED), was a microprocessor design company incorporated in 1991 as Quantum Effect Design. It was based in Palo Alto, California...

In the theory of quantum communication, the quantum capacity is the highest rate at which quantum information can be communicated over many independent...

statistics. He was a pioneer in building the mathematical framework of quantum physics, in the development of functional analysis, and in game theory...

function of the length (or momentum) scale. Quantum triviality is referred to a possible situation in quantum field theories, when the effective charge...

India's quantum computer is the proposed and planned quantum computer to be developed in India by 2026. A quantum computer is a computer based on quantum phenomena...

Quantum Geometry: A Framework for Quantum General Relativity, Springer, 2013, p. 412. Ford; Roman (1995). "Averaged Energy Conditions and Quantum Inequalities"...

(/ˈbækjʊlə/; born October 9, 1954) is an American actor. He played Sam Beckett on Quantum Leap – for which he was nominated for four Primetime Emmy Awards and three...

The DiVincenzo criteria are conditions necessary for constructing a quantum computer, conditions proposed in 1996 by the theoretical physicist David P...

Quantum foundations is a discipline of science and philosophy of physics that seeks to understand the most counter-intuitive aspects of quantum theory...

Quantum-cascade lasers (QCLs) are semiconductor lasers that emit in the mid- to far-infrared portion of the electromagnetic spectrum and were first demonstrated...

Quantum Web is a studio album by American singer and producer JJ Weihl under the name Discovery Zone. It was released on March 8, 2024, through RVNG Intl...

Quantum Love (French: Une rencontre) is a 2014 French film written and directed by Lisa Azuelos and starring Sophie Marceau and François Cluzet. Pierre...

Quantum stochastic calculus is a generalization of stochastic calculus to noncommuting variables. The tools provided by quantum stochastic calculus are...

Quantum phases are quantum states of matter at zero temperature. Even at zero temperature a quantum-mechanical system has quantum fluctuations and therefore...

Quantum social science is an emerging field of interdisciplinary research that draws parallels between quantum physics and the social sciences. Although...

Quantum Supremacy: How the Quantum Computer Revolution Will Change Everything is a non-fiction book by the American futurist and physicist Michio Kaku...

In physics, a quantum state space is an abstract space in which different "positions" represent not literal locations, but rather quantum states of some...

terminology applied in the foundations of quantum mechanics and quantum metaphysics, collectively called quantum philosophy, a subfield of philosophy of...

Quantum weirdness encompasses the aspects of quantum mechanics that challenge and defy human physical intuition. Human physical intuition is based on macroscopic...

In mathematics and physics, a quantum graph is a linear, network-shaped structure of vertices connected on edges (i.e., a graph) in which each edge is...

quantization is therefore called magnetic flux quantum. The first to realize the importance of the flux quantum was Dirac in his publication on monopoles The...

Quantum Day is an international event celebrated annually on 14 April since 2022. It aims at promoting public awareness and understanding of quantum science...

Quantum secret sharing (QSS) is a quantum cryptographic scheme for secure communication that extends beyond simple quantum key distribution. It modifies...

Quantum reflection is a uniquely quantum phenomenon in which an object, such as a neutron or a small molecule, reflects smoothly and in a wavelike fashion...

The Quantum Enigma is the sixth studio album by Dutch symphonic metal band Epica. It was released by Nuclear Blast in Europe on 2 May 2014, in the UK...

Quantum topology is a branch of mathematics that connects quantum mechanics with low-dimensional topology. Dirac notation provides a viewpoint of quantum...

Relativistic quantum cryptography is a sub-field of quantum cryptography, in which in addition to exploiting the principles of quantum physics, the no-superluminal...

statistical similarity of a field, such as an electromagnetic field or quantum wave packet, at different points in space or time. Coherence controls the...

The Institute for Quantum Optics and Quantum Information (IQOQI; German: Institut für Quantenoptik und Quanteninformation) is a member institute of the...

Quantum Guitar is an instrumental progressive rock album released by Steve Howe in 1998. Howe uses several different guitars in this album. All tracks...

The Pegasus Quantum is a British two-seat, ultralight trike that was designed and produced by Pegasus Aviation and later by P&M Aviation, supplied as...

to be one of the founders of quantum mechanics. Dirac laid the foundations for both quantum electrodynamics and quantum field theory, coining the former...

philosophy of physics, QBism (pronounced "cubism") is an interpretation of quantum mechanics that takes an agent's actions and experiences as the central...

A quantum cellular automaton (QCA) is an abstract model of quantum computation, devised in analogy to conventional models of cellular automata introduced...

Quantum cosmology is the attempt in theoretical physics to develop a quantum theory of the universe. This approach attempts to answer open questions of...

role as Ziggy for the Quantum Leap fan film, A Leap to Di For. And as of 2022, Deborah returned as executive producer on the Quantum Leap reboot (2022-present)...

In mesoscopic physics, a quantum wire is an electrically conducting wire in which quantum effects influence the transport properties. Usually such effects...

The Quantum Cloud is a contemporary sculpture, designed by Antony Gormley, located next to The O2 in London. The sculpture was commissioned for the site...

the quantum Markov chain is a reformulation of the ideas of a classical Markov chain, replacing the classical definitions of probability with quantum probability...

superconducting quantum computer at the Quantum AI Lab. With the Sycamore processor, the team claimed the first evidence of quantum supremacy in 2019...

non-Hermitian quantum mechanics describes quantum mechanical systems where Hamiltonians are not Hermitian. The first paper that has "non-Hermitian quantum mechanics"...

IQM Quantum Computers is a Finnish quantum computing hardware and software company headquartered in Espoo, Finland. The company develops and commercializes...

Eutelsat Quantum is a communications satellite developed in the framework of a public-private partnership between the European Space Agency, Eutelsat...

Cloud-based quantum computing refers to the remote access of quantum computing resources—such as quantum emulators, simulators, or processors—via the internet...

The Secrets of Quantum Physics is a two-part British television series outlining the theories of quantum mechanics and quantum biology, described as "a...

The Quantum GP700 is a custom track-only open-wheel sports car, designed, developed and built by Australian Jeff David, produced between 2016 and 2019...

Quantum is the third studio album by instrumental rock/progressive metal supergroup Planet X, released in 2007 through Inside Out Music. Guitarist Allan...

Quantum game theory is an extension of classical game theory to the quantum domain. It differs from classical game theory in three primary ways: Superposed...

The Principles of Quantum Mechanics is an influential monograph written by Paul Dirac and first published by Oxford University Press in 1930. In this...

German theoretical physicist, one of the main pioneers of the theory of quantum mechanics and a principal scientist in the German nuclear program during...

The timeline of quantum mechanics is a list of key events in the history of quantum mechanics, quantum field theories and quantum chemistry. The initiation...

The fractional quantum Hall effect (fractional QHE or FQHE) is the observation of precisely quantized plateaus in the Hall conductance of 2-dimensional...

In quantum information theory, strong subadditivity of quantum entropy (SSA) is the relation among the von Neumann entropies of various quantum subsystems...

Quantum orbital motion involves the quantum mechanical motion of rigid particles (such as electrons) about some other mass, or about themselves. In classical...

Quantum hadrodynamics (QHD) is an effective field theory pertaining to interactions between hadrons, that is, hadron-hadron interactions or the inter-hadron...

In physics, a quantum amplifier is an amplifier that uses quantum mechanical methods to amplify a signal; examples include the active elements of lasers...

In quantum gravity, quantum geometry is the set of mathematical concepts that generalize geometry to describe physical phenomena at distance scales comparable...

Quantum Space is a company founded in 2022 that plans to develop a line of spacecraft called Ranger that will operate in geosynchronous and cislunar space...

Xanadu Quantum Technologies is a Canadian quantum computing hardware and software company headquartered in Toronto, Ontario. The company develops cloud...

The term quantum state discrimination collectively refers to quantum-informatics techniques, with the help of which, by performing a small number of measurements...

Quantum statistical mechanics is statistical mechanics applied to quantum mechanical systems. It relies on constructing density matrices that describe...

.hack//Quantum is an animated three episode OVA series for the .hack franchise, produced by Kinema Citrus and presented by Bandai Visual. It was initially...

Quantum inequalities are local constraints on the magnitude and extent of distributions of negative energy density in space-time. Initially conceived...

Quantum optimization algorithms are quantum algorithms that are used to solve optimization problems. Mathematical optimization deals with finding the...

Some interpretations of quantum mechanics posit a central role for an observer of a quantum phenomenon. The quantum mechanical observer is tied to the...

A quantum-well laser is a laser diode in which the active region of the device is so narrow that quantum confinement occurs. Laser diodes are formed in...

Post-Quantum Cryptography Standardization is a program and competition by NIST to update their standards to include post-quantum cryptography. It was...

Although the term quantum coupling does not have a universally accepted definition in scientific literature—unlike quantum entanglement or the coupling...

designed to be resistant to cryptanalytic attacks with future powerful quantum computers that was standardized in 2024. It is used to establish a shared...

The spin qubit quantum computer is a quantum computer based on controlling the spin of charge carriers (electrons and electron holes) in semiconductor...

The quantum Boltzmann equation, also known as the Uehling–Uhlenbeck equation, is the quantum mechanical modification of the Boltzmann equation, which gives...

49.256613°N 122.9990452°W / 49.256613; -122.9990452 D-Wave Quantum Inc. is a quantum computing company with locations in Palo Alto, California and...

The Quantum Technologies Flagship is a European Union scientific research initiative. With a budget of €1 billion, it is one of the large scale initiatives...

concerns about the need to urgently deploy post-quantum cryptography; even though no practical quantum attacks yet exist, some data stored now may still...

Unsolved problem in physics Yang–Mills theory and the mass gap. Quantum particles described by the theory have mass but the classical waves of the field...

The Quantum Rose is a science fiction novel by Catherine Asaro which tells the story of Kamoj Argali and Skolian Prince Havyrl Valdoria. The book is situated...

leading to fundamentally new approaches including relativistic mechanics and quantum mechanics. The ancient Greek philosophers were among the first to propose...

In quantum mechanics, a quantum Markov semigroup describes the dynamics in a Markovian open quantum system. The axiomatic definition of the prototype of...

headlined several video games, providing voice and performance capture for Quantum Break (2016), The Dark Pictures Anthology: Man of Medan (2019), Alan Wake...

Circuit quantum electrodynamics (circuit QED) provides a means of studying the fundamental interaction between light and matter (quantum optics). As in...

Spontaneous emission is the process in which a quantum mechanical system (such as a molecule, an atom or a subatomic particle) transitions from an excited...

(1980–1988), Tales of the Gold Monkey (1982–1983), Airwolf (1984–1987), Quantum Leap (1989–1993), JAG (1995–2005), and NCIS (2003–present). Bellisario...

The International Year of Quantum Science and Technology (IYQ) was a United Nations observance in 2025 that aimed to highlight the contributions of quantum science and...

Quantum Hoops is a 2007 American documentary film directed by Rick Greenwald, that follows the California Institute of Technology's basketball team—the...

Spin models may either be classical or quantum mechanical in nature. Spin models have been studied in quantum field theory as examples of integrable models...

Quantum Trajectory Theory (QTT) is a formulation of quantum mechanics used for simulating open quantum systems, quantum dissipation and single quantum...

Quantum Computation Language (QCL) is one of the first implemented quantum programming languages. The most important feature of QCL is the support for...

In physics, a quantum phase transition (QPT) is a phase transition between different quantum phases (phases of matter at zero temperature). Contrary to...

quantum measurements is a crucial concept of quantum information, addressing whether two or more quantum measurements can be performed on a quantum system...

In quantum mechanics, the measurement problem is the problem of definite outcomes: quantum systems have superpositions but quantum measurements only give...

A quantum gyroscope is a very sensitive device to measure angular rotation based on quantum mechanical principles. The first of these was built by Richard...

Symmetries in quantum mechanics describe features of spacetime and particles which are unchanged under some transformation, in the context of quantum mechanics...

Quantum Gate is an interactive movie created by Hyperbole Studios in 1993 and published by the now defunct Media Vision Technology. Quantum Gate sold...

Researchers also used the photoelectric effect, involving a beam splitter, other quantum phenomena, and even nuclear decay (due to practical considerations the...

In quantum information theory, quantum mutual information (QMI), or von Neumann mutual information, after John von Neumann, is a measure of correlation...

noncommutative geometry, and quantum groups within quantum mechanics and quantum field theory. Subjects include: Quantum groups Skein theories Operadic...

There also exists a quantum analogue of the one time pad, which can be used to exchange quantum states along a one-way quantum channel with perfect secrecy...

In quantum mechanics, the particle in a box model (also known as the infinite potential well or the infinite square well) describes the movement of a...

(also Q Day and sometimes as Y2Q, or simply the quantum threat) refers to the theoretical date when quantum computers have reached the point where they can...

Quantum Tangle are a Juno Award-winning Canadian musical group who combine traditional Inuit throat singing and spoken word storytelling with blues-influenced...

language used for expressing quantum algorithms. It was initially released to the public by Microsoft as part of the Quantum Development Kit. Q# works in...

The quantum Heisenberg model, developed by Werner Heisenberg, is a statistical mechanical model used in the study of critical points and phase transitions...

A quantum telescope is a concept for a telescope aimed at overcoming the diffraction limit of traditional telescopes by exploiting some properties of...

The quantum concentration nQ is the particle concentration (i.e. the number of particles per unit volume) of a system where the interparticle distance...

A quantum heterostructure is a heterostructure in a substrate (usually a semiconductor material), where size restricts the movements of the charge carriers...

of its definitions, the theory of quantum electrodynamics (QED) provides a way to measure α directly using the quantum Hall effect or the anomalous magnetic...

Quantum Night is a 2016 science-fiction thriller novel written by Canadian novelist Robert J. Sawyer. Set in 2020, the book touches on themes of quantum...

QuEra Computing Inc. is a quantum computing company based in Boston, Massachusetts. The company develops quantum computers using neutral atoms based on...

the theory of relativity. Einstein also made important contributions to quantum theory. His mass–energy equivalence formula E = mc2, which arises from...

Categorical quantum mechanics is the study of quantum foundations and quantum information using paradigms from mathematics and computer science, notably...

He was Professor of Quantum foundations, Logics, and Structures at Oxford University until 2020. He was Chief Scientist at quantum computing company Quantinuum...

quantum system. It extends the concept of Gibbs entropy from classical statistical mechanics to quantum statistical mechanics, and it is the quantum counterpart...

Kid Quantum is the name of three superheroes appearing in comic books published by DC Comics, primarily as members of the Legion of Super-Heroes. James...

complexity theory, bounded-error quantum polynomial time (BQP) is the class of decision problems solvable by a quantum computer in polynomial time, with...

LightSpeed Studios (formerly LightSpeed & Quantum Studio) is a Chinese video game development company under Tencent Games, headquartered in Shenzhen,...

probabilistic nature of quantum mechanics by introducing additional, possibly inaccessible, variables. The mathematical formulation of quantum mechanics assumes...

In quantum information theory, magic is a property that quantifies the computational resources needed to describe quantum states beyond stabilizer states...

Carbon quantum dots also commonly called carbon nano dots or simply carbon dots (abbreviated as CQDs, C-dots or CDs) are carbon nanoparticles which are...

The quantum boomerang effect is a quantum mechanical phenomenon whereby wavepackets launched through disordered media return, on average, to their starting...

A quantum fluid refers to any system that exhibits quantum mechanical effects at the macroscopic level such as superfluids, superconductors, ultracold...

A quantum critical point is a point in the phase diagram of a material where a continuous phase transition takes place at absolute zero. A quantum critical...

Emergency: Quantum Leap (Korean: 비상: Quantum Leap) is the debut and only extended play by South Korean boy group X1, a project group created through the...

The Book of Quantum is a general guideline to the level of compensation which someone may be awarded in a personal injury lawsuit in the Republic of Ireland...

Quantum Theatre is an experimental theatre company that uses non-traditional stages in Pittsburgh, PA. Founded in 1990 by Karla Boos, it is the longest...

SEEQC (pronounced "seek") is an American quantum computing company developing digital quantum computing systems based on superconducting integrated circuits...

In quantum field theory, a false vacuum is a hypothetical vacuum state that is locally stable but does not occupy the most stable possible ground state...

Relativistic quantum chemistry combines relativistic mechanics with quantum chemistry to calculate elemental properties and structure, especially for the...

In particle physics, the history of quantum field theory starts with its creation by Paul Dirac, when he attempted to quantize the electromagnetic field...

Quantum calculus, sometimes called calculus without limits, is equivalent to traditional infinitesimal calculus without the notion of limits. The two...

The Code Book: The Science of Secrecy from Ancient Egypt to Quantum Cryptography is a book by Simon Singh, published in 1999 by Fourth Estate and Doubleday...

Quantum Pharma Plc (LSE: QP) is a manufacturer and supplier of unlicensed medicines and Special Obtain products based in Burnopfield, County Durham. As...

Schwinger's quantum action principle is a variational approach to quantum mechanics and quantum field theory. This theory was introduced by Julian Schwinger...

physics, the Dirac–von Neumann axioms give a mathematical formulation of quantum mechanics in terms of operators on a Hilbert space. They were introduced...

is the lowest possible energy that a quantum mechanical system may have. Unlike in classical mechanics, quantum systems constantly fluctuate in their...

Quantum Sports Cars is a British kit car manufacturer founded by Mark and Harvey Wooldridge in 1987 based in South Brent. Quantum's first car was the...

Loop quantum cosmology (LQC) is a finite, symmetry-reduced model of loop quantum gravity (LQG) that predicts a "quantum bridge" between contracting and...

Hamiltonian quantum computation is a form of quantum computing. Unlike methods of quantum computation such as the adiabatic, measurement-based and circuit...

Benchmark Storage Innovations under license from Quantum. Quantum acquired Benchmark in 2002. In 2007, Quantum stopped developing DLT drives, shifting its...

Quantum illumination is a paradigm for target detection that employs quantum entanglement between a signal electromagnetic mode and an idler electromagnetic...

suite due to concerns about quantum computing attacks on ECC. NSA later published CNSA 2.0 guidance for a transition to quantum-resistant algorithms for...

A lateral quantum dot is a type of quantum dot made by imposing a small area of decreased potential in the two-dimensional electron gas (2DEG) by means...

study of time travel generally follows the laws of general relativity. Quantum mechanics requires physicists to solve equations describing how probabilities...

Counterfactual quantum computation is a method of inferring the result of a computation without actually running a quantum computer otherwise capable...

Quantum of Solace is a 2008 James Bond film. Quantum of Solace can also refer to several topics related to James Bond: "Quantum of Solace" (short story)...

polynomial-size quantum proof (representable as a quantum state) that convinces a polynomial-time quantum verifier (running on a quantum computer) of this...

A quantum sort is any sorting algorithm that runs on a quantum computer. Any comparison-based quantum sorting algorithm would take at least Ω ( n log...

become a major supporter of Canadian academic physics and an investor in quantum computing technologies. While still a student at the University of Waterloo...

A quantum heat engine generates power from heat flow between hot and cold reservoirs, operating under the principles of quantum mechanics. Scovil and...

In physics, the hydrodynamic quantum analogs refer to experimentally-observed phenomena involving bouncing fluid droplets over a vibrating fluid bath...

A quantum well infrared photodetector (QWIP) is an infrared photodetector, which uses electronic intersubband transitions in quantum wells to absorb photons...

"Phineas and Ferb's Quantum Boogaloo" is the 12th episode of the second season of Phineas and Ferb, the 25th episode of the season to be broadcast, and...

The Institute for Quantum Computing (IQC) is an affiliate scientific research institute of the University of Waterloo located in Waterloo, Ontario with...

proof. Lattice-based constructions support important standards of post-quantum cryptography. Unlike more widely used and known public-key schemes such...

"for elucidating the quantum structure of electroweak interactions." His work concentrates on gauge theory, black holes, quantum gravity and fundamental...

Quantum is a color vector arcade video game developed at General Computer Corporation for Atari, Inc. and released in November 1982. It was designed by...

A quantum depolarizing channel is a model for quantum noise in quantum systems. The d {\displaystyle d} -dimensional depolarizing channel can be viewed...

Quantum bogodynamics (/ˌkwɒntəm ˌboʊɡoʊdaɪˈnæmɪks/) is a humorous parody of quantum mechanics that describes the universe through interactions of fictional...

The Elitzur–Vaidman bomb-tester is a quantum mechanics thought experiment that uses interaction-free measurements to verify that a bomb is functional...

protocols, e.g. Quantum Byzantine agreement. Unlike other types of quantum cryptography (in particular, quantum key distribution), quantum coin flipping...

The Bohr–Einstein debates were a series of public disputes about quantum mechanics between Albert Einstein and Niels Bohr. Their debates are remembered...

Electronic quantum holography (also known as quantum holographic data storage) is a holographic imagery and information storage technology based on the...

A qutrit (or quantum trit) is a unit of quantum information that is realized by a 3-level quantum system (qudit with radix 3), that may be in a superposition...

fusion. The theory describing its behaviour and effects is sometimes called quantum flavordynamics (QFD); however, the term QFD is rarely used, because the...

neutral atom quantum computer is a type of quantum computer built using Rydberg atoms; this type has many commonalities with trapped-ion quantum computers...

In quantum mechanics, a quantum carpet is a regular art-like pattern drawn by the wave function evolution or the probability density in the space of the...

Quantum complex networks are complex networks whose nodes are quantum computing devices. Quantum mechanics has been used to create secure quantum communications...

Julian Schwinger and Shin'ichirō Tomonaga "for their fundamental work in quantum electrodynamics (QED), with deep-ploughing consequences for the physics...

Cummins Quantum Series is a family of internal combustion engines, developed and manufactured by American Cummins for various heavy-duty use cases. The...

The Quantum Leap is a sculpture situated on the bank of the River Severn in a park in Shrewsbury, Shropshire, England. It was created to celebrate the...

Charm (symbol C) is a flavour quantum number representing the difference between the number of charm quarks (c) and charm antiquarks (c) that are present...

and quantum dissipation. The quantum jump method was developed by Dalibard, Castin and Mølmer at a similar time to the similar method known as Quantum Trajectory...

Quantum random circuits (QRC) is a concept of incorporating an element of randomness into the local unitary operations and measurements of a quantum circuit...

Cavity Quantum Electrodynamics (cavity QED) is the study of the interaction between light confined in a reflective cavity and atoms or other particles...

predictions of the Standard Model, quantum field theory and general relativity are not expected to apply, and quantum effects of gravity are expected to...

In quantum field theory, multiplicative quantum numbers are conserved quantum numbers of a special kind. A given quantum number q is said to be additive...

2024, Lee starred in the sequel/revival of the NBC science fiction drama Quantum Leap. Lee was born in New York City but moved to Los Angeles at a very...

Quantum: Einstein, Bohr, and the Great Debate About the Nature of Reality is a science history book written by Manjit Kumar. It was released on October...

(nm). At this scale, commonly known as the nanoscale, surface area and quantum mechanical effects become important in describing properties of matter...

Quantum block codes are useful in quantum computing and in quantum communications. The encoding circuit for a large block code typically has a high complexity...

Royal Caribbean announced the first two ships of their newest Quantum class, Quantum of the Seas and Anthem of the Seas, which were being built at the...

Quantum Computing Pty Ltd (SQC) is a Sydney, Australia-based quantum computing company. The company develops quantum computers and analogue quantum devices...

The Quantum Learning Network (QLN) is an education and training organization based in Oceanside, California. Prior to 2005, the organization was known...

npj Quantum Information is a peer-reviewed open-access scientific journal covering quantum information science. It was established in 2015, launched by...

vacuum energy density much smaller than a zero-point energy suggested by quantum field theory? More unsolved problems in physics In cosmology, the cosmological...

The quantum spin Hall state is a state of matter in two-dimensional semiconductors that have a quantized spin-Hall conductance and a vanishing charge-Hall...

In atomic physics, a magnetic quantum number is a quantum number used to distinguish quantum states of an electron or other particle according to its angular...

Continuous-variable (CV) quantum information is the area of quantum information science that makes use of physical observables, like the strength of an...

The Max-Planck-Institute of Quantum Optics (abbreviation: MPQ; German: Max-Planck-Institut für Quantenoptik) is a part of the Max Planck Society which...

2017, Firefox began incorporating new technology under the code name "Quantum" to promote parallelism and a more intuitive user interface. The current...

The quantum metrological gain is defined in the context of carrying out a metrological task using a quantum state of a multiparticle system. It is the...

In condensed matter physics, the quantum dimer magnet state is one in which quantum spins in a magnetic structure entangle to form a singlet state. These...

In quantum information theory, quantum relative entropy is a measure of distinguishability between two quantum states. It is the quantum mechanical analog...

Theoretical Physics. His research focuses on quantum foundations, quantum information science, and quantum cryptography. In 1999 he published the first...

Quantum is an Australian television show about science and technology that aired on ABC television for 16 years. It was first broadcast on 16 July 1985...

Quantum chemistry computer programs are used in computational chemistry to implement the methods of quantum chemistry. Most include the Hartree–Fock (HF)...

a quantum computer capable of running Grover's algorithm would be able to search the possible keys more efficiently. If a suitably sized quantum computer...

The National Quantum Initiative Act is an Act of Congress passed on December 13, 2018, and signed into law on December 21, 2018. The law gives the United...

and mathematical physics, a topological quantum field theory (or topological field theory or TQFT) is a quantum field theory that computes topological...

Principles of Quantum Mechanics is a textbook by Ramamurti Shankar. The book has been through two editions. It is used in many college courses around...

In quantum mechanics, negativity is a measure of quantum entanglement which is easy to compute. It is a measure deriving from the PPT criterion for separability...

A practical quantum computer must use a physical system as a programmable quantum register. Researchers are exploring several technologies as candidates...

In the context of quantum computing, the quantum walk search (sometimes regarded as QFS, similar to DFS and BFS) is a quantum algorithm for finding a...

extremities of the "Sarumpaet rules"—a set of fundamental equations in "Quantum Graph Theory", which holds that physical existence can be precisely modelled...

The conditional quantum entropy is an entropy measure used in quantum information theory. It is a generalization of the conditional entropy of classical...

this is itself a philosophical assumption. When, as in fields such as quantum physics and relativity theory, existing assumptions about reality have...

German–British theoretical physicist who was instrumental in the development of quantum mechanics. He also made contributions to solid-state physics and optics...

relativity does not incorporate quantum mechanics. Some physicists have presented arguments to suggest that a theory of quantum gravity (which would incorporate...

of scientific theories in the field of physics that are non-quantum or both non-quantum and non-relativistic, depending on the context. In historical...

npj Quantum Materials is a peer-reviewed open-access scientific journal covering the properties, fabrication techniques and applications of quantum materials...

mathematical topics in quantum theory, by Wikipedia page. See also list of functional analysis topics, list of Lie group topics, list of quantum-mechanical systems...

RSA (Rivest–Shamir–Adleman), ECC (Elliptic Curve Cryptography), and Post-quantum cryptography. Secure symmetric algorithms include the commonly used AES...

Quantum logic spectroscopy (QLS) is an ion control scheme that maps quantum information between two co-trapped ion species. Quantum logic operations allow...

Spectrum of the Seas is a Quantum-Ultra-class cruise ship operated by Royal Caribbean International and the first ship of the Quantum Ultra class, a modification...

Quantum paraelectricity is a type of incipient ferroelectricity where the onset of ferroelectric order is suppressed by quantum fluctuations. From the...

The Quantum counting algorithm is a quantum algorithm for efficiently counting the number of solutions for a given search problem. The algorithm is based...