Fig. 7
From: A database of synthetic inelastic neutron scattering spectra from molecules and crystals

Examples of simulated 2D INS spectra, or S(Q,E), for inorganic crystals. The x-axis is momentum transfer in units of Å−1 and the y-axis is energy transfer in units of meV. This view of the calculated spectrum is similar to what would be measured by direct geometry neutron chopper spectrometers29.