electron lens

electron lens
a combination of static or varying electric and magnetic fields, used to focus streams of electrons in a manner similar to that of an optical lens.
[1930-35]

* * *


Universalium. 2010.

Игры ⚽ Нужен реферат?

Look at other dictionaries:

  • electron lens — n. a configuration of electric or magnetic fields, or a combination of both, that serves to focus or deflect an electron beam, as in an electron microscope …   English World dictionary

  • electron lens — elektroninis lęšis statusas T sritis fizika atitikmenys: angl. electron lens; electronic lens vok. Elektronenlinse, f; elektronenoptische Linse, f rus. электронная линза, f pranc. lentille électronique, f …   Fizikos terminų žodynas

  • electron lens — elec′tron lens n. elo opt a combination of static or varying electric and magnetic fields used to focus streams of electrons • Etymology: 1930–35 …   From formal English to slang

  • electron lens — /əlɛktrɒn ˈlɛnz/ (say uhlektron lenz), /i / (say ee ) noun a combination of static or varying electric and magnetic fields used to focus streams of electrons in a manner similar to that of an optical lens …  

  • electron lens — noun electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons • Syn: ↑lens • Hypernyms: ↑electronic equipment …   Useful english dictionary

  • electron — n. a stable elementary particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids. Phrases and idioms: electron beam a stream of electrons in a gas or vacuum. electron diffraction …   Useful english dictionary

  • Electron crystallography — is a method to determine the arrangement of atoms in solids using a transmission electron microscope (TEM). Contents 1 Comparison with X ray crystallography 2 Radiation damage 3 Protein structures determined by electron crystallography …   Wikipedia

  • Electron diffraction — is a technique used to study matter by firing electrons at a sample and observing the resulting interference pattern. This phenomenon occurs due to the wave particle duality, which states that a particle of matter (in this case the incident… …   Wikipedia

  • Lens — can refer to: NOTOC In optics*Lens (optics), an optical element which converges or diverges light **Lens (anatomy), a part of the eye **Corrective lens for correction of human vision ***Contact lens, placed on the cornea of the eye **Photographic …   Wikipedia

  • Electron microscope — Diagram of a transmission electron microscope A 197 …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”