Abstract
THE effect of humidity on the breakdown voltage of a homogeneous field spark gap in air has been reported in a previous communication1. The increase in voltage with humidity agrees with the results of Ritz2 and Köhrmann3 for homogeneous fields, but it is greater than the figure of 0.13 per cent increase per mm. mercury of water found by Lewis4 for a 0.4-cm. gap between 2-cm. diam. spheres. It is important to know the actual breakdown voltage of a 1-cm. gap not only from the point of view of attempting to understand the mechanism of a spark but also from the more practical application in high-voltage engineering.
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References
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PHILLIPS, K., ALLEN, K. & REFSUM, A. Effect of Humidity on the Breakdown of a 1-cm. Homogeneous Field Spark Gap in Air. Nature 183, 532–533 (1959). https://doi.org/10.1038/183532a0
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DOI: https://doi.org/10.1038/183532a0
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