Nonlinear optical coupling to planar GaAs/AlGaAs waveguides

Chen, Y. J.; Carter, G. M.; Sonek, G. J.; Ballantyne, J. M.
January 1986
Applied Physics Letters;1/27/1986, Vol. 48 Issue 4, p272
Academic Journal
Nonlinear optical coupling to planar GaAs/AlGaAs waveguides has been observed at 1.06 μm using a grating coupling technique. At an input intensity of 100 MW/cm2, intensity dependent nonlinear switching to the waveguide mode occurs. The results indicate a fast nonlinear response time.


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