Measurement of Lenard Rays (Classic Reprint)

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Excerpt from Measurement of Lenard RaysThree methods of measuring Lenard ray currents were announced almost simultaneously. Thaller 8 used a modification of a method described by Lenard9 and shown diagrammatically m Figure 1 (a). The high-speed electrons e pass through a layer of noble metal E, about mm thick, deposited on a somewhat thicker layer of copper oxide 0 or other insulating material, to the backing plate P and thence through a galvanometer to ground. The current through the galvanometer 18 then taken as the Lenard current.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.