Existence of spontaneous symmetry breaking in two-lane totally asymmetric simple exclusion processes with an intersection

Tian Bo^{1, 2, †}, Xia Ping^{1, ‡}, Liu Li¹, Wu Meng-Ran¹, Guo Shu-Yong^{1, 2}

Density profiles of the three symmetric phases. The results from MC simulations are shown by solid lines and those from CMF analysis are shown by dashed lines. (a) Symmetric HL phase with α = 0.8, β = 0.7, (b) Symmetric HH phase with α = 0.7, β = 0.2. (c) Symmetric LL phase with α = 0.2, β = 0.7.