electron-ray
21electron probe — noun An X ray device that bombards the specimen under examination with a very narrow beam of electrons, allowing non destructive analysis • • • Main Entry: ↑electron …
22electron telescope — n. an instrument using a cathode ray tube to form a visible image of infrared rays brought into focus from a distant object by optical lenses …
23Electron — For other uses, see Electron (disambiguation). Electron Experiments with a Crookes tube first demonstrated the particle nature of electrons. In this illustration, the profile of the cross shaped target is projected against the tube face at right… …
24Electron microscope — Diagram of a transmission electron microscope A 197 …
25Electron microprobe — An electron microprobe (EMP), also known as an electron probe microanalyser (EPMA) is an analytical tool used to non destructively determine the chemical composition of small volumes of solid materials. It works similarly to a scanning electron… …
26Electron backscatter diffraction — An electron backscatter diffraction pattern An electron backscatter diffraction pattern of monocrystalline silicon, taken …
27Électron — Traduction à relire Electron → …
28Electron gun — An electron gun (also called electron emitter) is an electrical component that produces an electron beam that has a precise kinetic energy and is most often used in televisions and monitors which use cathode ray tube technology, as well as in… …
29electron 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 …
30Electron energy loss spectroscopy — In electron energy loss spectroscopy (EELS) a material is exposed to a beam of electrons with a known, narrow range of kinetic energies. Some of the electrons will undergo inelastic scattering, which means that they lose energy and have their… …
