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推导出在一定条件下一维周期势中受关联的加性和乘性白噪声驱动的粒子迁移率公式。通过对一个具体模型的计算,表明由于噪声之间存在关联,余弦势中运动粒子的迁移率增大。
The formula of particle mobility driven by additive and multiplicative white noise in one-dimensional periodic potential under certain conditions is deduced. Through the calculation of a specific model, it is shown that due to the correlation between the noise, moving particles in the cosine potential mobility increases.