scanning
7
4.6
- noun
- /ˈskænɪŋ/
- Specialized
:
escaneo
- The hot electron source has been used on most scanning electron microscopes since their introduction in 1965.
- scanning electron microscope
- scanning electron
- scanning tunneling
Examples
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Recently, nonlinear methods of image reconstruction in scanning force microscopy have been developed.
Academic text (1995) -
ARS technician Leona Horst loads a fuchsia leaf sample into the variable-pressure scanning electron microscope.
Academic text (2000) -
One is the installation of more advanced scanning machines at airports.
Academic text (1997) -
Of course, scanning happens very fast, so it is hardly perceptible to the human eye.
Academic text (1990) -
It also does thermal scanning at the same time.
-
A high-speed scan feature allows the scanning of an area for the thinnest reading.
Academic text (1998) -
Responses were self-contained in the survey booklet and were read by an optical scanning machine.
Academic text (1991) -
X-ray, ultrasound, and bone scanning may help to identify fractures, osteomyelitis, and Calve-Legg-Perthes disease.
Academic text (2015) -
The engineer explained how scanning helps us visualize microscopic structures using a focused beam of electrons.
-
In the laboratory, scanning the sample with a microscope revealed intricate details that were previously unseen.
Compounds
- Specialized
1
5.7
A security check that uses a picture of the back of the eye to find who a person is
- Specialized
1
6.0
A way to check who someone is by looking at the coloured part of their eye
How Harmful
Surface Forms
Morphology
Etymology
Scanning comes from an old Norse word skanna meaning 'to look at closely', the same root as the English scan. Imagine a beam moving across a surface like an eye moving across a page, and that is why scanning uses a focused beam to build an image.