2 papers
nlin.CD2004
Limit Cycle and Conserved Dynamics
X. -M. Zhu, L. Yin, P. Ao
We demonstrate that a potential coexists with limit cycle. Here the potential determines the final distribution of population. Our demonstration consists of three steps: We first s…
cond-mat1999
Universal property of single topological singularity dynamics
P. Ao, X. -M. Zhu
Using the random matrix theory we demonstrate explicitly the insensitivity of the transverse force on a moving vortex to non-intrinsic and non-magnetic impurities in a superconduct…