A text book of physics, for the use of students of science and engineering (1918)
Duncan, John, d. 1941, Starling, Sydney George, 1873- · London Macmillan · leaf 1058
platinum Bplaced at an angle of 45° to the axis of the kathode. B is some-times called the antikathode and is connected to an aluminiumanode A. The presence of A is not essential. The X-rays arise from the small spot upon B, upon which thekathode rays impinge. They have so great a penetrative… … Fig. 982.—Production of X-rays. and it is usually spread upon a cardboard screen C. On looking atthe side D upon which the fluorescent material is spread, a paleblue fluorescence due to the X-rays may be seen. The penetrative power of the X-rays depends upon the vacuumin the tube and also upon the…
Physics
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