UCN Characteristics

velocity v = m/s
wavelength λ = nm
wavenumber k = nm-1
frequency ν = THz
energy E = neV
temperature T = mK
fall height H = m
magnetic induction B = T

UCN interactions with matter

Predefined compounds :

wave interactions


particle interactions


Credits: Benoit Clement, Guillaume Pignol, Gilles Quéméner
The neutron-matter interactions are calculated from the recommanded values of the neutron scattering lenghts and absorption cross sections in http://www.ati.ac.at/~neutropt/scattering/table.html