R. Landauer, M. Buttiker
Physical Review B
The velocities of the envelope and phase are derived for a laser pulse propagating in a nonlinear dielectric with intensity dependent index of refraction and an estimate made of the frequency shift due to the nonlinearity. © 1967.
R. Landauer, M. Buttiker
Physical Review B
D.E. Eastman, R.J. Joenk, et al.
Physical Review Letters
R.J. Joenk, R.M. Bozorth
Journal of Applied Physics
R. Landauer
PhysComp 1994