Evolution of electric field distribution
| Approach 1 | Approach 2 |
||
| E / Ec |  coordinate across the strip |
 coordinate across the strip |
Evolution of electric field distribution
| Approach 1 | Approach 2 |
||
| E / Ec | coordinate across the strip |
coordinate across the strip |
The electric field always has peaks at the strip edges,
where the most intensive motion of flux lines occurs.
The difference between distributions given by simulations in two approaches is most
significant at small currents: approach 1 predicts
a concave, while approach 2 - a convex E(x).