Asymmetric Coupling in Two-Lane Asymmetric Simple Exclusion Processes with Unequal Injection Rates: Effect of Different Hoping Rates |
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Authors: | XIAO Song CHEN Xiao-Yu LIU Yan-Na |
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Institution: | 1. Faculty of Metallurgical and Energy Engineering, Kunming University of Science and Technology, Kunming 650093, China;
2. Faculty of Chemical Engineering, Kunming University of Science and Technology, Kunming 650500, China |
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Abstract: | This paper investigates the effect of both unequal injection rates and different hopping rates on two-lane asymmetric simple exclusion processes(ASEPs) with asymmetric coupling. When the hopping rates of both lanes are different, the system includes six steady phases, however, when the hopping rates of both lanes are same, the seventh phase(MC, MC) will exist in the system. Interestingly, with different hopping rates of both lanes, the densities of the system cannot be influenced by the non-zero vertical transition rate. Our theoretical arguments are in well agreement with extensively performed Monte Carlo simulations. |
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Keywords: | asymmetric simple exclusion processes unequal injection rates different hoping rates mean field approximation Monte Carlo simulations |
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