Word: cobalt
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Dates: during 1890-1899
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...American members are Dr. Simon New comb, professor of mathematics at Johns Hopkins, and Professor Dana, of New Haven. Dr. Rowland was elected a member of the Royal Society in recognition of his work in the determination-in the absolute measure-of the magnetic susceptibilities of iron, nickel and cobalt; for his accurate measurement of fundamental physical constants; for the experimental proof of the electro-magnetic effect of electric connection; for the theory and construction of curved diffraction grating of very great dipersive power, and for the effectual aid which he has given to the progress of physics in America...