E. Courtens, R.W. Gammon
Ferroelectrics
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, R.W. Gammon
Ferroelectrics
T. Bischofberger, E. Courtens
Physical Review Letters
T. Bischofberger, E. Courtens
Physical Review A
K. Yakubo, E. Courtens, et al.
Physical Review B