Transport and time-dependent diffusion of inertial Brownian particle in tri-stable potential Yuanyuan Jiao, Fengzao Yang and Chunhua Zeng Eur. Phys. J. Plus, 135 9 (2020) 711 Published online: 10 September 2020 DOI: 10.1140/epjp/s13360-020-00709-w