Triumphs and wonders of the 19th century, the true mirror of a phenomenal era, a volume of original, entertaining and instructive historic and descriptive writings, showing the many and marvellous achievements which distinguish an hundred years of material, intellectual, social and moral progress .. (1899)
Boyd, James Penny, 1836-1910 · Philadelphia, Pa., A. J. Holman & Co · leaf 60
electrodes, and pro-duced those wonderful effects by the discharge obtained by connecting theelectrodes with the terminals of an electric machine or induction coil, whichfrom their novelty and beauty became known as Geissler effects, just as histubes became known as Geissler tubes. In the… … geisslers tubes. When other gases are introduced in rarefied form, they are similarly illumi-nated, but in colors corresponding to their composition. In his further experi-ments, G-eissler noted that the gases in the tube behaved differently at theanode, or positive terminal, and the cathode, or…
Progress · Inventions
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