X-unit
x-unit
n
(Units) a unit of length equal to 0.100 202 × 10–12 metre, for expressing the wavelengths of X-rays and gamma rays
X-unit
(x or XU) A unit of length used especially for measuring wavelength. 1 x-unit ! 10-3 ångström (10-13 m).
References in periodicals archive
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The machines involve less welding, in favour of bolts, and the X-unit is bolted to the chassis, rather than welded.
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- x-ray microscope
- x-ray photoemission spectroscopy
- X-ray photograph
- X-ray photography
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- x-ray spectrometry
- x-ray spectroscope
- x-ray spectroscopy
- x-ray star
- x-ray therapy
- x-ray tube
- X-raying
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- X-shaped cross
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