X rays, an introduction to the study of Röntgen rays (1914)
Kaye, G. W. C. (George William Clarkson), 1880-1941 · London : Longmans, Green · leaf 59
Roiti, SirOliver Lodge, S. P. Thompson, and Langer, all about 1897,did work connecting atomic weight and intensity of radiation. 30 X RAYS These earlier workers used photographic or fluorescencemethods of measuring intensities, and consequently mostof their observations are of qualitative rather… … FiO. 17.—Apparatus for generating and measuring the X rays from different anticathode metals. means of a magnetic control, the trolley could be movedand any metal desired brought under the beam of cathoderays. The tube was provided with an aluminium window0-0005 cm. thick, and the emergent rays,…
X-rays
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