Strong-chaos-caused negative mobility in a periodic substrate potential

Y Luo, C Zeng, BQ Ai - Physical Review E, 2020 - APS
We numerically investigate negative mobility of an inertial Brownian particle moving in a
periodic double-well substrate potential in the presence of a time-periodic force and a …

Dynamics of non-Markovian systems: Markovian embedding versus effective mass approach

M Wiśniewski, J Spiechowicz - Physical Review E, 2024 - APS
Dynamics of non-Markovian systems is a classic problem yet it attracts everlasting activity in
physics and beyond. A powerful tool for modeling such setups is the generalized Langevin …

Negative friction and mobilities induced by friction fluctuation

Y Luo, C Zeng - Chaos: An Interdisciplinary Journal of Nonlinear …, 2020 - pubs.aip.org
We study the transport phenomena of an inertial Brownian particle in a symmetric potential
with periodicity, which is driven by an external time-periodic force and an external constant …

Paradoxical nature of negative mobility in the weak dissipation regime

M Wiśniewski, J Spiechowicz - Chaos: An Interdisciplinary Journal of …, 2023 - pubs.aip.org
We reinvestigate a paradigmatic model of nonequilibrium statistical physics consisting of an
inertial Brownian particle in a symmetric periodic potential subjected to both a time-periodic …

Absolute negative mobility in a vibrational motor

L Du, D Mei - Physical Review E—Statistical, Nonlinear, and Soft …, 2012 - APS
An anomalous transport phenomenon termed absolute negative mobility (ANM) was
observed in a vibrational motor, where an additional time-periodic signal filled the role …

Thermal-inertial ratchet effects: Negative mobility, resonant activation, noise-enhanced stability, and noise-weakened stability

J Li, J Łuczka - Physical Review E—Statistical, Nonlinear, and Soft …, 2010 - APS
Transport properties of a Brownian particle in thermal-inertial ratchets subject to an external
time-oscillatory drive and a constant bias force are investigated. Since the phenomena of …

Negative mobility of a Brownian particle: strong dam** regime

A Słapik, J Łuczka, J Spiechowicz - Communications in Nonlinear Science …, 2018 - Elsevier
We study impact of inertia on directed transport of a Brownian particle under non-equilibrium
conditions: the particle moves in a one-dimensional periodic and symmetric potential, is …

Multiple current reversals and diffusion enhancement in a symmetrical periodic potential

C Zeng, H Wang, L Nie - Chaos: An Interdisciplinary Journal of …, 2012 - pubs.aip.org
Transport and diffusion of Brownian particles in a symmetrical periodic potential were
investigated for both overdamped and underdamped cases, where the ratchet potential is …

Absolute negative mobility of an inertial Brownian particle in an oscillating potential

JC Wu, F Yang, TW Dong, M An - Physical Review E, 2024 - APS
Transport of an inertial Brownian particle in an oscillating potential is numerically
investigated in the presence of an external constant force. The oscillating potential can …

The effects of roughness of the periodic substrate potential on anomalous mobility

X Zhuo, Y Guo - Nonlinear Dynamics, 2025 - Springer
We investigate the anomalous mobility and diffusion of an inertial Brownian particle moving
in a rough periodic substrate potential subjected to a time-periodic force and external bias in …