Dynamics of momentum distribution and structure factor in a weakly interacting Bose gas with a periodical modulation

Ning Liu(刘宁),Z C Tu(涂展春)

Figure 2. The stable dynamics for λ = 2, q = 0.1. The peaks of momentum distribution and dynamical structure factor synchronously emerge except $\tau =(2n+1)\pi /4,n\,=\,0,1,2,\ldots $, which shows a strong relation of one-body property and two-body correlation.