Colwell, Hector Alfred, Russ, Sidney · London, G. Bell and sons · leaf 21
essure,provided with two metallic terminals, which may be connectedto some high potential source. The cathode stream leaves thecathode at right angles to its surface ; hence, by making thissurface concave and placing the anode at its centre of curvature,the stream of electrified particles is… … Fig. 2.Journal of Rontgen Society. such as is in ordinary clinical use. The bulb is initially exhaustedto a pressure of about .01 mm. of mercury, and then sealed off.The anode generally consists of a disk of copper faced withplatinum or tungsten, placed in the middle of the bulb and at anangle of…
X-rays -- Physiological effect
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