SCIENTIFIC RESEARCH.
MIRACLES OF ELECTRON.
(ntOM odb ow» cobeispokbint.) SAN FRANCISCO, December 15. 'J Miracles of the electron, the tiniest; particle of matter, were in Milwaukee by Dr. W. D. Coolidge/:, assistant director of the research department of the General Electric Com-' pany, Schenectady, before the convention of the Radiological Society of North America, and under the . influence of a stream of impinging electrons, driven through a vacuum tnbe ; by 350.000 volts: acetylene gas was changed to a powder, _ . Calcium dolomite'and granite were given the glow of a red hot metal, yet when passed. around among the witnesses, was found to be no warmer than the temperature of the room. Cardboard was rayed as if pricked by a, I thousand needles. These phenomena were but a few of the electronic bag of trickis that Dr. Coolidge performed with his five-foot cathode vacuum tube, supported by an induction coil, transr former, several batteries, a maze of a maze of wires and a number of switches.
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Press, Volume LXIII, Issue 18901, 17 January 1927, Page 12
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164SCIENTIFIC RESEARCH. Press, Volume LXIII, Issue 18901, 17 January 1927, Page 12
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