M. Büttiker, Y. Imry, et al.
Physics Letters A
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.
M. Büttiker, Y. Imry, et al.
Physics Letters A
M. Bttiker, R. Landauer
Physical Review A
M. B̈ttiker, R. Landauer
Physical Review B
R. Landauer, M. Büttiker
Physical Review Letters