Inelastic neutron scattering of helium II below 1 K
Blagoveshchenskii N. M., Bogoyavlenskii I. V., Karnatsevich L. V., Kozlov Zh. A., Milenko Yu. Va., Partenov V. A., Puchkov A. V.
The temperature dependence of the density of the Bose condensate and of the average kinetic energy per atom in liquid helium has been found through an analysis of neutron inelastic-scattering spectra. The results are discussed.