molecular beam
molecular beam
noun Physics.
a stream of molecules freed from a substance, usually a salt, by evaporation and then passed through a narrow slit for focusing, for investigating the properties of nuclei, atoms, and molecules.
Also called molecular ray.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Link To molecular beam
Collins
World English Dictionary
| molecular beam or molecular ray | |
| —n | |
| physics a parallel beam of molecules that are at low pressure and suffer no interatomic or intermolecular collisions | |
| molecular ray or molecular ray | |
| —n | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Molecular beam
is always a great word to know.
So is flibbertigibbet. Does it mean:
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a chattering or flighty, light-headed person. |
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