monochromatic neutron beam
monochromatic neutron beam
[män·ə·krə′mad·ik ′nü‚trän ‚bēm] (nucleonics)
A beam of neutrons whose energies are confined to an extremely narrow range of values.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.