Arrigoni, F.; Vitali, E.; Galli, D.E.; Reatto, L.
(Физика низких температур, 2013)
In this work we perform an ab-initio study of an ideal two-dimensional sample of
⁴He atoms, a model for
⁴He
films adsorbed on several kinds of substrates. Starting from a realistic hamiltonian we face the microscopic ...