Collective transport of Lennard–Jones particles through one-dimensional periodic potentials
He Jian-hui, Wen Jia-le, Chen Pei-rong, Zheng Dong-qin, Zhong Wei-rong
       

(color online) Density distribution of the particles in the 200-nm long model. 200 pieces were segmented from the model and the middle 100 pieces were segmented from the channel. The periodic number of the potential field is 2.