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Quantum defect information


The term quantum defect refers to two concepts: energy loss in lasers and energy levels in alkali elements. Both deal with quantum systems where matter interacts with light.

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Quantum defect

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The term quantum defect refers to two concepts: energy loss in lasers and energy levels in alkali elements. Both deal with quantum systems where matter...

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Quantum chaos

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

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Topological defect

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topological soliton or a topological defect is a solution of a system of partial differential equations or of a quantum field theory homotopically distinct...

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Rydberg atom

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the hydrogenic Coulomb potential energy require the introduction of a quantum defect, δl, into the expression for the binding energy: E B = − R y ( n − δ...

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Lithium atom

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estimate the ground state energy and wavefunction of the atom. The quantum defect is a value that describes the deviation from hydrogenic energy levels...

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Rydberg state

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refined by including a correction called the quantum defect in the Rydberg formula. The "quantum defect" correction is associated with the presence of...

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Rydberg formula

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constant is now known as the Rydberg constant, and m′ is known as the quantum defect. As stressed by Niels Bohr, expressing results in terms of wavenumber...

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Rydberg molecule

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quantum numbers. The energy of Rydberg states can be refined by including a correction called the quantum defect in the Rydberg formula. The quantum defect...

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Carbon nanotube

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2022). "Detection of ovarian cancer via the spectral fingerprinting of quantum-defect-modified carbon nanotubes in serum by machine learning". Nature Biomedical...

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Quantum dot

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photon emission (e.g. via phonons or trapping in defect states), which reduces fluorescent quantum yield, or the conversion efficiency of absorbed photons...

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Laser

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They are potentially very efficient and high-powered due to a small quantum defect. Extremely high powers in ultrashort pulses can be achieved with Yb:YAG...

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Graphene

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transport is ballistic over long distances; the material exhibits large quantum oscillations and large and nonlinear diamagnetism. Graphene conducts heat...

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Quantum vortex

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

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Quantum cryptography

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Quantum cryptography is the science of exploiting quantum mechanical properties to perform cryptographic tasks. The best known example of quantum cryptography...

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Quantum teleportation

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

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Close coupling

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other techniques, especially the matrix techniques and multi-channel quantum defect theory, close-coupling method could provide precise structural and dynamical...

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Mark Child

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University Press. ISBN 978-0-521-76995-2. Child, M. S.; Jungen, C. (1990). "Quantum defect theory for asymmetric tops: Application to the Rydberg spectrum of H2O"...

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Magnetic flux quantum

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Husimi Q representation Macroscopic quantum phenomena Magnetic domain Magnetic monopole Quantum vortex Topological defect von Klitzing constant Dirac, Paul...

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Ytterbium

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wavelength 900 nm–1 µm, dependently on the host and application. The small quantum defect makes ytterbium a prospective dopant for efficient lasers and power...

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List of companies involved in quantum computing or communication

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

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Quantum meruit

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finding the work more complex as a result of defects may, just as with all equitable actions, like a quantum meruit-basis restitution, promptly to avoid...

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Timeline of quantum computing and communication

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the need for randomly formed quantum dots or structural defects in diamonds. 25 February – Scientists visualize a quantum measurement: by taking snapshots...

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Energy level

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the vacuum level, and the energy levels of any defect states in the crystal. Perturbation theory (quantum mechanics) Computational chemistry Re: Why do...

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Quantum efficiency

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The term quantum efficiency (QE) may apply to incident photon to converted electron (IPCE) ratio of a photosensitive device, or it may refer to the TMR...

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Shape resonance

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National Academic Press ISBN 978-0-309-07371-4 cite A Generalized Quantum Defect Methods in Chemistry Altunata, PhD Thesis, MIT 2006 full text Archived...

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