Word: electronics
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Dates: during 1930-1939
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...gives theorists and experimenters a chance to clear their research shelves toward the close of an academic year. At the American Physical Society's convention in Washington last week the X-particle, newest and queerest of physics' collection of atomic particles, which weighs much more than an electron but much less than a proton (TIME, Nov. 29). came in for a good deal of housewifely attention...
Nobody knows just what "X" is, but measurements made at Harvard give it a mass that lies between 100 and 160 times that of an electron...
...will probably never be identified as it is too big to be an electron and too small to be a proton. Nevertheless, its discovery is a tremendous achievement in Physics...
...mass of an electron (at rest...
...charge of an electron...