micron: Definition and Much More from Answers.com
- ️Wed Jul 01 2015
One micrometer, which is one millionth of a meter or approximately 1/25,000 of an inch. The tiny elements that make up a transistor on a chip are measured in micrometers and nanometers. See process technology.
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| Magnified 800 Times |
| This is an 800x magnification of a few bits of RAM from an early Motorola microcontroller. Although the actual size of what you see in this picture would fit on a pinhead, the elements in the devices on this chip are several microns wide, which is quite large by today's standards. |
length. Symbol μ. (Metric) An SI-deprecated name for what is the micrometre; 10-6 m = 1 μm.
| 1879 | CIPM: introduced |
| 1890s | symbol μ adopted |
| 1948 | 9th CGPM: confirmed |
| 1967-68 | 13th CGPM: ‘decides…to remove…the unit name “micron” and the symbol “μ” which had been given to that unit but which has now become a prefix.’see note below |
[Le Système International d'Unités (Sèvres, France: Bureau International de Poids et Mesures, 1985)]
pressure From the above, equals 1 μm of mercury (0.133 322 4~ Pa).
Nederlands (Dutch)
micron (een miljoenste meter)
Deutsch (German)
n. - Mikrometer
Ελληνική (Greek)
n. - εκατομμυριοστόμετρο, μικρό(ν) (1/1000000 του μέτρου)
Português (Portuguese)
n. - mícron (m) (Fís.)
中文（简体） (Chinese (Simplified))
微米
中文（繁體） (Chinese (Traditional))
n. - 微米
한국어 (Korean)
n. - 마이크론(100만분의 1미터)
العربيه (Arabic)
(الاسم) الميكرون جزء من ألف من المليمتر
עברית (Hebrew)
n. - אלפית המטר, מיקרון
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