Vacuum: from art to exact science
NOV 01, 1981
Describes the evolution of modern vacuum pumps and vacuum gauges and their interplay with science and the industry
DOI: 10.1063/1.2914357
Vacuum is derived from the Latin word vacuus meaning empty. Absolute vacuum, a space entirely devoid of matter, is a theoretical concept only, never fully achieved by man or Nature. In modern usage, the word vacuum applies to any space at less than atmospheric pressure.
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More about the authors
James M. Lafferty, General Electric Company, Schenectady, New York.
© 1981 American Institute of Physics
