Quasiperiodic fields and Bose-Einstein condensation

P. F. Borges, H. Boschi-Filho, C. Farina

We construct a partition function for fields obeying a quasiperiodic boundary condition at finite temperature, $\psi (0;\vec{x})=e^{i\theta }\psi (\beta ;\vec{x})$, which interpolate continously that…