Anomalies observed in the cut off law of high-order Harmonics generation. Are spatially inhomogeneous fields the key for this change?

1. Neyra, E.
2. Videla, F.
3. Ciappina, M.F.
4. Pe´rez-Hernández, J.A.
5. Roso, L.
6. Lewenstein, M.
7. Torchia, G.A.