bloch interaction

  • 1Bloch wave — A Bloch wave or Bloch state, named after Felix Bloch, is the wavefunction of a particle (usually, an electron) placed in a periodic potential. It consists of the product of a plane wave envelope function and a periodic function ( periodic Bloch… …

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  • 2Interaction RKKY — Couplage RKKY Le couplage RKKY (pour Ruderman Kittel Kasuya Yosida) est une interaction quantique de couplage entre des moments magnétiques nucléaires ou des spins d électrons d localisés de la couche interne d un métal via les électrons de… …

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  • 3Bethe-Bloch formula — The Bethe Bloch formula (more precisely: Bethe formula, see below) describes the energy loss by ionization of swift charged particles (protons, alpha particles, atomic ions, but not electrons) traversing matter. Charged particles moving through… …

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  • 4Ivan Bloch — Infobox Person name=Ivan Bloch caption= birth date=birth date|1836|7|24|mf=y birth place=Radom, Poland dead=dead death date=December 25, 1902/1901 death place=Warsaw, Poland: For the sexologist Ivan Bloch, see Iwan Bloch Ivan Stanislavovic Bloch… …

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  • 5Exchange interaction — In physics, the exchange interaction is a quantum mechanical effect without classical analog which increases or decreases the expectation value of the energy or distance between two or more identical particles when their wave functions overlap.… …

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  • 6RKKY interaction — RKKY stands for Ruderman Kittel Kasuya Yosida and refers to a coupling mechanism of nuclear magnetic moments or localized inner d or f shell electron spins in a metal by means of an interaction through the conduction electrons. The RKKY… …

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  • 7Maxwell-Bloch Equations — The Maxwell Bloch equations describe the dynamics of a two state quantum system interacting with the electromagnetic mode of an optical resonator. The equations can be derived either semiclassically, or with the field fully quantized under… …

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  • 8Résonance magnétique nucléaire — Pour les articles homonymes, voir RMN. Premier spectromètre RMN à 1 GHz (23,5 T installé au Centre de RMN à Très Hauts Champs à Lyon en aôut 2009. La résonance magnétique nucléaire (RMN) désigne une propriété de certains noyaux atomiques …

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  • 9Tight binding — Electronic structure methods Tight binding Nearly free electron model Hartree–Fock method Modern valence bond Generalized valence bond Møller–Plesset perturbat …

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  • 10Relaxation (NMR) — In nuclear magnetic resonance (NMR) spectroscopy and magnetic resonance imaging (MRI) the term relaxation describes several processes by which nuclear magnetization prepared in a non equilibrium state return to the equilibrium distribution. In… …

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