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Combined Influence of Off-diagonal System Tensors and Potential Valley Returning of Optimal Path

Combined Influence of Off-diagonal System Tensors and Potential Valley Returning of Optimal Path
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摘要 The two-dimensional barrier passage is studied in the framework of Langevin statistical reactive dynamics.The optimal incident angle for a particle diffusing in the dissipative non-orthogonal environment with various strengthsof coupling between the two degrees of freedom is systematically calculated.The optimal diffusion path of the particlein a non-Ohmic damping system is revealed to have a probability to return to the potential valley under the combinedinfluence of the off-diagonal system tensors. The two-dimensional barrier passage is studied in the framework of Langevin statistical reactive dynamics. The optimal incident angle for a particle diffusing in the dissipative non-orthogonal environment with various strengths of coupling between the two degrees of freedom is systematically calculated. The optimal diffusion path of the particle in a non-Ohmic damping system is revealed to have a probability to return to the potential valley under the combined influence of the off-diagonal system tensors.
机构地区 Department of Physics
出处 《Communications in Theoretical Physics》 SCIE CAS CSCD 2010年第11期866-870,共5页 理论物理通讯(英文版)
基金 Supported by the Scientific Research Starting Foundation of Qufu Normal University and the National Natural Science Foundation of China under Grant No.10847101
关键词 阻尼系统 最优路径 张量 选举 扩散路径 反应动力学 优化环境 入射角 optimal incident angle, off-diagonal tensor, non-Ohmic damping
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