Antidots
Description
Hamiltonian antidot lattice (periodic Sinai-like billiard) with smooth circular repulsive potentials and perpendicular magnetic field. Models guiding center dynamics and magnetotransport phenomena in mesoscopic systems. Smooth radial repulsion implemented as a quartic polynomial potential inside radius (d0/2 + c) matching the original implementation (Datseris 2019); outside region force is zero.
Parameters
| Name | Value | Unit |
|---|---|---|
| d0 | 0.5 | |
| c | 0.2 | |
| B | 1.0 |
State variables
| Name | Initial value |
|---|---|
| x | 0.5 |
| y | 0.5 |
| vx | 0.25 |
| vy | 0.25 |