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searching for Probability amplitude 31 found (98 total)

Totalitarian principle (788 words) [view diff] exact match in snippet view article find links to article

of the interaction. Hence if it is not forbidden, there is some probability amplitude for it to happen. In the many-worlds interpretation of quantum mechanics

Matrix element (physics) (948 words) [view diff] exact match in snippet view article

|^{2}=|M^{i,f}|^{2},\end{aligned}}} where the last line is the probability amplitude of transition caused by some operator H ^ {\displaystyle {\hat {H}}}

N-slit interferometric equation (1,930 words) [view diff] exact match in snippet view article find links to article

has applications to other areas of optics. In this approach the probability amplitude for the propagation of a photon from a source s to an interference

Mach–Zehnder interferometer (2,414 words) [view diff] exact match in snippet view article find links to article

model a photon going through the interferometer by assigning a probability amplitude to each of the two possible paths: the "lower" path which starts

Static forces and virtual-particle exchange (8,459 words) [view diff] exact match in snippet view article find links to article

Using natural units, ℏ = c = 1 {\displaystyle \hbar =c=1} , the probability amplitude for the creation, propagation, and destruction of a virtual particle

Normal mode (3,284 words) [view diff] exact match in snippet view article find links to article

analogous to modes. The waves in quantum systems are oscillations in probability amplitude rather than material displacement. The frequency of oscillation

No-hiding theorem (950 words) [view diff] exact match in snippet view article find links to article

under unitary evolution. However, it was never proved that if the probability amplitude disappears from one system, it will reappear in another system.

Maurice Pryce (528 words) [view diff] exact match in snippet view article find links to article

collaboration with John Ward, he co-authored a paper that originated on the probability amplitude of two entangled quanta propagating in opposite directions. In 1950

F. J. Duarte (3,122 words) [view diff] exact match in snippet view article find links to article

book Quantum Optics for Engineers. In this book he derives the probability amplitude for quantum entanglement, | ψ ⟩ = 1 2 ( | x ⟩ 1 | y ⟩ 2 − | y ⟩

Quantum optical coherence tomography (1,395 words) [view diff] exact match in snippet view article find links to article

packet, ζ ( Ω ) {\displaystyle \zeta (\Omega )} is the spectral probability amplitude. A reflecting sample is described by a transfer function: H ( ω

History of variational principles in physics (4,023 words) [view diff] exact match in snippet view article find links to article

the action itself. Dirac was able to show that the wavefunctions probability amplitude at x 1 , t 2 {\displaystyle x_{1},t_{2}} was related to the amplitude

Richard Dalitz (1,076 words) [view diff] exact match in snippet view article find links to article

While commenting on the physics surrounding the derivation of the probability amplitude | ψ ⟩ = ( | x , y ⟩ − | y , x ⟩ ) {\displaystyle \left|\psi \right\rangle

Mott problem (1,636 words) [view diff] exact match in snippet view article find links to article

space representing physical quantum systems Scattering amplitude – Probability amplitude in quantum scattering theory Trajectory – Path of a moving object

Coherence (physics) (4,065 words) [view diff] exact match in snippet view article

{\displaystyle \psi (\mathbf {r} )} (interpretation: density of the probability amplitude). Here the applications concern, among others, the future technologies

Euler spiral (3,251 words) [view diff] exact match in snippet view article find links to article

spiral. In the path integral formulation of quantum mechanics, the probability amplitude for propagation between two points can be visualized by connecting

Einstein–Podolsky–Rosen paradox (5,075 words) [view diff] exact match in snippet view article find links to article

Quantum teleportation Quantum Zeno effect Synchronicity Ward's probability amplitude "Ob die ψ B {\displaystyle \psi _{B}} und ψ B _ {\displaystyle \psi

Quantum tunnelling (6,491 words) [view diff] exact match in snippet view article find links to article

Quantum tunnelling through a barrier. The energy of the tunnelled particle is the same but the probability amplitude is decreased.

Minimum Fisher information (1,282 words) [view diff] exact match in snippet view article find links to article

of Fisher's measure leads to a Schrödinger-like equation for the probability amplitude, where the ground state describes equilibrium physics and the excited

Entropic uncertainty (2,551 words) [view diff] exact match in snippet view article find links to article

normal distribution. Moreover, the Fourier transform of a Gaussian probability amplitude function is also Gaussian—and the absolute squares of both of these

Action principles (4,084 words) [view diff] exact match in snippet view article find links to article

Instead of a particle following a path, quantum mechanics defines a probability amplitude ψ ( x k , t ) {\displaystyle \psi (x_{k},t)} at one point x k {\displaystyle

Koopman–von Neumann classical mechanics (4,629 words) [view diff] exact match in snippet view article find links to article

Ψ ( t ) ⟩ {\displaystyle \langle x,\,p|\Psi (t)\rangle } is the probability amplitude for a classical particle to be at point x {\displaystyle x} with

Introduction to quantum mechanics (7,531 words) [view diff] exact match in snippet view article find links to article

diagrams provided a way to make predictions with QED by finding a probability amplitude for each possible way that an interaction could occur. The diagrams

Quantum entanglement (13,888 words) [view diff] exact match in snippet view article find links to article

Retrocausality Squashed entanglement Stern–Gerlach experiment Ward's probability amplitude Physics portal Horodecki, Ryszard; Horodecki, Pawel; Horodecki,

Uncertainty principle (19,263 words) [view diff] exact match in snippet view article find links to article

t)=a\psi _{1}(x)e^{-iE_{1}t/h}+b\psi _{2}(x)e^{-iE_{2}t/h}.} The probability amplitude of this state has a time-dependent interference term: | Ψ ( x ,

Schrödinger field (4,322 words) [view diff] exact match in snippet view article find links to article

evolution of the many-body wavefunction ψ(x1, x2...xN) which is the probability amplitude for N particles to have the listed positions. The Schrödinger equation

Quantum potential (7,183 words) [view diff] exact match in snippet view article find links to article

Klein–Gordon or the Dirac equation cannot be interpreted as the probability amplitude for a particle to be found in a given volume d 3 x {\displaystyle

Perturbation theory (quantum mechanics) (15,991 words) [view diff] exact match in snippet view article

{\displaystyle |\beta \rangle } . The corresponding transition probability amplitude to first order is A α β = − i λ ℏ ∫ t 0 t d t 1 ⟨ β | V ( t 1 )

Two-photon absorption (5,527 words) [view diff] exact match in snippet view article find links to article

consider that the order in perturbation theory to calculate the probability amplitude of an all-optical χ ( n ) {\displaystyle \chi ^{(n)}} process is

Zero-point energy (26,815 words) [view diff] exact match in snippet view article find links to article

attributes of the field is accomplished via the association of a probability amplitude with a classical mode pattern. The calculation of field modes is

Jaynes–Cummings model (9,356 words) [view diff] exact match in snippet view article find links to article

^{2}\left({\frac {\Omega t}{2}}\right)\\\end{aligned}}} Thus the probability amplitude to find the atom in either state oscillates. This is the quantum

Coulomb scattering (9,863 words) [view diff] exact match in snippet view article find links to article

with a physical model based on the Schrodinger wave equation for probability amplitude ψ {\displaystyle \psi } : − ℏ 2 2 μ ∇ 2 ψ + V ψ = E ψ {\displaystyle