molecular-beam apparatus

molecular-beam apparatus

[mə′lek·yə·lər¦bēm ‚ap·ə′rad·əs]
(physics)
A device in which a molecular beam in a vacuum is subjected to magnetic fields, oscillating fields, or other influences, and a detector measures the resulting intensity of the beam at some location; used primarily in radio-frequency spectroscopy.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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