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A Positive Beam in Cathode Ray Tubes

Abstract

DURING the course of work on behalf of the Radio Research Board of the Department of Scientific and Industrial Research, certain phenomena have been observed in high vacuum cathode ray tubes of a commercial type.

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FORMAN, J. A Positive Beam in Cathode Ray Tubes. Nature 143, 598–599 (1939). https://doi.org/10.1038/143598b0

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