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.

References in periodicals archive ?

The beamline for the UCN station begins with the double-crystal monochromator that diffracts a monochromatic neutron beam centered at 0.89 nm out of the primary polychromatic beam.

The fundamental neutron physics beamline at the Spallation Neutron Source

The external facility will be used for experiments that require a highly monochromatic neutron beam at 0.89 nm to create ultracold neutrons (UCN) from single phonon scattering in superfluid [.sup.4]He.

Beamline performance simulations for the fundamental neutron physics beamline at the Spallation Neutron Source

Instead we propose to conduct a separate measurement on a monochromatic neutron beam, where we can compare the neutron beam polarization determined simultaneously from Eqs.

A new method for precision cold neutron polarimetry using a [.sup.3]He spin filter