The nonlinear Schrödinger equation predicts conical emission that is due to spatiotemporal propagation of short pulses in normally dispersive, cubically nonlinear media. This effect is a direct consequence of a four-wave interaction.
© 1994 Optical Society of America
Original Manuscript: January 4, 1994
Published: June 1, 1994
G. G. Luther, E. M. Wright, A. C. Newell, and J. V. Moloney, "Short-pulse conical emission and spectral broadening in normally dispersive media," Opt. Lett. 19, 789-791 (1994)