Rozhkov, A. V. - In: The European Physical Journal B - Condensed Matter and … 47 (2005) 2, pp. 193-206
We find a unitary operator which asymptotically diagonalizes the Tomonaga-Luttinger Hamiltonian of one-dimensional spinless electrons. The operator performs a Bogoliubov rotation in the space of electron-hole pairs. If bare interaction of the physical electrons is sufficiently small this...