electron-ion emission

  • 21Électron excité — Excitation (physique) En physique, on appelle excitation tout phénomène qui sort un système de son état de repos pour l amener à un état d énergie supérieure. Le système est alors dans un état excité. Cette notion est particulièrement utilisée en …

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  • 22Ion trihydrogène — Trihydrogène (cation) Cation trihydrogène Structure du cation trihydrogène Général No CAS …

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  • 23Field electron emission — It is requested that a diagram or diagrams be included in this article to improve its quality. For more information, refer to discussion on this page and/or the listing at Wikipedia:Requested images. Field emission (FE) (also known as field… …

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  • 24Static secondary ion mass spectrometry — Static secondary ion mass spectrometry, or static SIMS is a technique for chemical analysis including elemental composition and chemical structure of the uppermost atomic or molecular layer of a solid which may be a metal, semiconductor or… …

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  • 25Secondary ion mass spectrometry — Infobox chemical analysis name = Secondary ion mass spectrometry caption =CAMECA IMS3f Magnetic SIMS Instrument acronym = SIMS classification =Mass spectrometry analytes = Solid surfaces, thin films related = Fast atom bombardment… …

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  • 26thermionic emission — n. the phenomenon of electron or ion emission from the heated surface of a conductor * * * ▪ physics       discharge of electrons from heated materials, widely used as a source of electrons in conventional electron tubes (e.g., television picture …

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  • 27thermionic emission — n. the phenomenon of electron or ion emission from the heated surface of a conductor …

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  • 28Transmission electron microscopy — A TEM image of the polio virus. The polio virus is 30 nm in size.[1] Transmission electron microscopy (TEM) is a microscopy technique whereby a beam of electrons is transmitted through an ultra thin specimen, interacting with the specimen as it… …

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  • 29Scanning electron microscope — These pollen grains taken on an SEM show the characteristic depth of field of SEM micrographs …

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  • 30Low-energy ion scattering — LEIS redirects here; for the Hawaiian garland see Lei (Hawaii). Low energy ion scattering spectroscopy (LEIS), sometimes referred to simply as ion scattering spectroscopy (ISS), is a surface sensitive analytical technique used to characterize the …

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