cyclotron resonance

  • 31Imagerie par résonance magnétique fonctionnelle — Détection par l IRMf de l activation des régions du cerveau impliquées dans la perception visuelle. L imagerie par résonance magnétique fonctionnelle (IRMf) est une application de l imagerie par résonance magnétique permettant de visualiser, de… …

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  • 32Polaron — A polaron is a quasiparticle composed of a charge and its accompanying polarization field. A slow moving electron in a dielectric crystal, interacting with lattice ions through long range forces will permanently be surrounded by a region of… …

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  • 33Composite fermion — For other uses, see Fermions#Composite fermions. A composite fermion is the bound state of an electron and an even number of quantized vortices, sometimes visually pictured as the bound state of an electron and, attached, an even number of… …

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  • 34Mass spectrometry — (MS) is an analytical technique that measures the mass to charge ratio of charged particles.[1] It is used for determining masses of particles, for determining the elemental composition of a sample or molecule, and for elucidating the chemical… …

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  • 35Penning trap — Penning traps are devices for the storage of charged particles using a constant static magnetic field and a spatially inhomogeneous static electric field. This kind of trap is particularly well suited to precision measurements of properties of… …

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  • 36National High Magnetic Field Laboratory — logo the National High Magnetic Field Laboratory (NHMFL) is a laboratory at Florida State University, with branches in University of Florida and at Los Alamos National Laboratory. NHMFL develops and research at magnetic fields for research in… …

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  • 37electron tube — an electronic device that consists, typically, of a sealed glass bulb containing two or more electrodes: used to generate, amplify, and rectify electric oscillations and alternating currents. Also called electronic tube. Cf. gas tube, vacuum tube …

    Universalium

  • 38Hermann Hartmann — (May 4, 1914 ndash; October 22, 1984) was a German chemist and professor and researcher in physical and theoretical chemistry at the University of Frankfurt am Main. He contributed to all fields of physical chemistry and was instrumental in… …

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  • 39plasma — plasmatic /plaz mat ik/, plasmic, adj. /plaz meuh/, n. 1. Anat., Physiol. the liquid part of blood or lymph, as distinguished from the suspended elements. 2. Cell Biol. cytoplasm. 3. whey. 4. a green, faintly translucent chalcedony. 5. Physics. a …

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  • 40Variable Specific Impulse Magnetoplasma Rocket — Artist s impression of several VASIMR engines propelling a craft through space The Variable Specific Impulse Magnetoplasma Rocket (VASIMR) is an electro magnetic thruster for spacecraft propulsion. It uses radio waves to ionize and heat a… …

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