| roentgenographic |
relating to or produced by roentgenography
출처: wordnet.princeton.edu/perl/webwn
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| roentgen ray |
(Or Roentgen ray.) Same as x-ray; rarely used these days. X-ray was the coinage of Wilhelm R?tgen, who discovered them. Boorse, HA, and L. Motz, 1966: The World of the Atom, Vol. I, 385?01.
출처: amsglossary.allenpress.com/glossary/browse
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| roentgen |
(symbol: r) Obsolete unit of ionizing radiation. The SI unit is the sievert (symbol: Sv; 1 Sv ?8.4 r)
출처: www.fao.org/docrep/003/X3910E/X3910E21.htm
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| roentgen |
(1843-1923) Discoverer of X-rays (1895). Nobel Prize for physics 1901.
출처: www.embassy.org.nz/encycl/r4encyc.htm
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| roentgen |
Unit of exposure to x rays or gamma rays having energies < 3 MeV. One roentgen = 2.58 x 10 -4 coulomb per kilogram of air.
출처: www.hc-sc.gc.ca/hecs-sesc/ccrpb/publication/safety...
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