Muralidhar, R.; Ramkrishna, D.; Nakanishi, H.; Jacobs, D. - In: Physica A: Statistical Mechanics and its Applications 167 (1990) 2, pp. 539-559
This paper investigates whether spontaneous, stationary velocity fluctuations can lead to deviations from the regular Fickian diffusion. A kinematic analysis reveals that anomalous diffusion, both fast and slow, arises from long-tailed velocity auto-correlation functions (VACF). This infinite...