scanning electron microscope

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scan·ning electron microscope

(skăn′ĭng)
n.
An electron microscope that forms a three-dimensional image on a cathode-ray tube by moving a beam of focused electrons across an object and reading both the electrons scattered by the object and the secondary electrons produced by it.

scanning electron microscope

n
(General Physics) a type of electron microscope that produces a three-dimensional image

scan′ning elec′tron mi`croscope


n.
a device in which electrons reflected by a specimen being examined under a moving beam are used to form a magnified, three-dimensional image on a television screen. Abbr.: SEM
[1950–55]

scan·ning electron microscope

(skăn′ĭng)
An electron microscope that moves a beam of electrons across an object and creates a three-dimensional image from both the electrons scattered by the object and the electrons knocked loose from the object.
Translations
microscopio elettronico a scansioneSEM
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