Abstract
LONDON Royal Society, December 13, 1877.—On electrostriction, by Prof. Mills, D.Sc., F.R.S. If the bulb of an ordinary thermometer be coated chemically with silver, and then electrically with a metallic deposit, the mercury will traverse some portion of the scale, and finally take up a definite position independently of temperature. Of the metals hitherto worked with, copper, silver, iron, and nickel, constrict the bulb; zinc and cadmium distend it. The author shows that if y be the total obtainable effect after a time x; D the portion of it due to diametral constriction; L the portion of it due to longitudinal constriction; dl two geometrical factors, we have, in tha case of the cylindrical thermometer—
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Societies and Academies . Nature 17, 235–236 (1878). https://doi.org/10.1038/017235b0
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DOI: https://doi.org/10.1038/017235b0
