Lenzi, E. K.; Oliveira, B. F. de; Astrath, N. G.C.; … - In: The European Physical Journal B - Condensed Matter and … 62 (2008) 2, pp. 155-158
We consider nonlocal effects, obtained by incorporating fractional derivatives in the kinetic energy of a conventional Hamiltonian, to analyze physical properties of non-crystalline solids at very low temperature. By using thermal Green functions, we deduce some experimentally observable...