E. Courtens, C. Lartigue, et al.
Zeitschrift für Physik B Condensed Matter
New results about the self-focusing of gaussian beams in nonlinear index media are presented. The focusing behavior of initially convergent beams is particularly interesting for powers near the critical power. © 1970.
E. Courtens, C. Lartigue, et al.
Zeitschrift für Physik B Condensed Matter
J.-F. Berret, M. Meissner, et al.
Physical Review Letters
M. Mali, J. Roos, et al.
Ferroelectrics
E. Courtens, H. Vogt
Zeitschrift für Physik B Condensed Matter