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Will your editors, well informed, infallible, please provide your subscriber with any available data on quartz, its sources, its preparation for window use, where it may be obtained...

Author: /time Magazine | Title: Letters: Nov. 1, 1926 | 11/1/1926 | See Source »

...startled by a puff of smoke. None of the 70 pupils had taken a drink yet that morning, so none was poisoned by what authorities judged to be sulphuric acid dumped into the cooler by the same malcontent or malcontents who two days prior had smashed the school window panes and electric lights. Between Fundamentalists and Evolutionists of that countryside, suspicion was mutual...

Author: /time Magazine | Title: Education: Jag | 11/1/1926 | See Source »

...stream at greatly accelerated speed. This stream was pointed down the tube's other neck, a foot long, the sides of which were likewise sheathed in metal to guide the electrons on their way. At the tube's end was the main feature of the invention, the "window." This constituted a vast improvement upon the aluminum disc of earlier experiments. It was a sheet of nickel 1/2000 of an inch thin and three inches in diameter, supported against the 100-pound suction of the vacuum tube by skeleton struts of molybdenum. The molecular structure of nickel is such...

Author: /time Magazine | Title: Science: Cathode Rays | 11/1/1926 | See Source »

...ordered his 350,000-volt current turned on, a prodigious stream of electrons leapt from the hot cathode, moving perhaps two miles per second. Rebounding from the metal cup about the cathode, they raced off down the 12-inch exit passage of the tube until, when they reached the "window," they were going some 150,000 m.p.s. (four-fifths the speed of light). Their volume was virtually undiminished as they shot through the thin nickel foil and out into heavy, molecular air, where their effects were at once visible and startling...

Author: /time Magazine | Title: Science: Cathode Rays | 11/1/1926 | See Source »

...local ether. As the dislocated electrons struggled back to their original positions they made another kind of vibration, weaker than X-rays and visible as bright luminosities. Thus, as soon as the 350,000 volts were switched on, a purple ball appeared at and enveloped the "window" end of the tube, caused by the vibrations of electrons in molecules of the air hustling back into position...

Author: /time Magazine | Title: Science: Cathode Rays | 11/1/1926 | See Source »

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