Temperature dependences of the I(τ) versus τ = kbT/εF for fixed q/kF = 0.1. The contact interaction is fixed in all the curves and the dimensionless ratio is varied, 0.1 (black-dashed), 0.5 (red-solid), 2.5 (green-dot–dashed), and 5.0 (blue-dot–dot–dashed). |