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...

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

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....

zero-point energy that relates to the quantum vacuum. Unsolved problem in physics: Why does the zero-point energy of the vacuum not cause a large cosmological...

Look up quantum or vacuum in Wiktionary, the free dictionary. The quantum vacuum state or simply quantum vacuum refers to the quantum state with the lowest...

In quantum physics, a quantum state is a mathematical entity that embodies the knowledge of a quantum system. Quantum mechanics specifies the construction...

The QCD vacuum is the quantum vacuum state of quantum chromodynamics (QCD). It is an example of a non-perturbative vacuum state, characterized by non-vanishing...

from atoms and molecules, the empty space of the vacuum also has these properties. According to quantum field theory, the universe can be thought of not...

QED vacuum or quantum electrodynamic vacuum is the field-theoretic vacuum of quantum electrodynamics. It is the lowest energy state (the ground state) of...

crystal Quantum vacuum state False vacuum Why is there anything at all?#Something may exist necessarily Bojowald, Martin (2011). Quantum Cosmology. A Fundamental...

In physics, a squeezed coherent state is a quantum state that is usually described by two non-commuting observables having continuous spectra of eigenvalues...

In quantum field theory, the theta vacuum is the semi-classical vacuum state of non-abelian Yang–Mills theories specified by the vacuum angle θ that arises...

Unsolved problem in physics: Why is the vacuum energy density much smaller than a zero-point energy suggested by quantum field theory? (more unsolved problems...

ground state of the Hilbert space). In quantum electrodynamics this vacuum is referred to as 'QED vacuum' to distinguish it from the vacuum of quantum chromodynamics...

In quantum field theory the vacuum expectation value (also called condensate or simply VEV) of an operator is its average or expectation value in the...

shift Spontaneous emission Quantum fluctuation Quantum vacuum state QCD vacuum QED vacuum Vacuum Vacuum permittivity Vacuum Rabi oscillation Spinoza's...

the quantum vacuum state, in containing measurable energy, cannot be characterised as nothing, therefore, that phenomena originating from the quantum vacuum...

Bunch–Davies vacuum or modifications thereto. The theory of quantum field theory in curved spacetime may be considered as an intermediate step towards quantum gravity...

Superfluid vacuum theory (SVT), sometimes known as the BEC vacuum theory, is an approach in theoretical physics and quantum mechanics where the fundamental...

physically realized with a two-state device. A qubit is a two-state (or two-level) quantum-mechanical system, one of the simplest quantum systems displaying the...

In quantum field theory, correlation functions, often referred to as correlators or Green's functions, are vacuum expectation values of time-ordered products...

specifically in quantum mechanics, a coherent state is the specific quantum state of the quantum harmonic oscillator, often described as a state that has dynamics...

Expanding vacuum state with high potential energy Phase transition to true vacuum Slow roll and reheating A "vacuum" or "vacuum state" in quantum field theory...

spacetime vacuum lacking vacuum energy). Quantum mechanics heavily favors smaller fluctuations that "borrow" the least amount of energy from the vacuum. Typically...

demonstration of quantum fluctuations of the hypothetical false vacuum state spontaneously causing an expanding bubble of true vacuum was done by quantum cosmologists...

The Dirac sea is a theoretical model of the electron vacuum as an infinite sea of electrons with negative energy, now called positrons. It was first postulated...

which a quantum mechanical system (such as a molecule, an atom or a subatomic particle) transits from an excited energy state to a lower energy state (e.g...

remove dirt Vacuum flask, an insulated storage vessel Ultra-high vacuum Vacuum state, the quantum state with the lowest possible energy Vacuum (journal)...

Quantum noise is noise arising from the indeterminate state of matter in accordance with fundamental principles of quantum mechanics, specifically the...

axiomatic framework for quantum field theory, because it was introduced by Rudolf Haag and Daniel Kastler (1964). The axioms are stated in terms of an algebra...