Time-resolved and power-dependent pump-probe spectroscopy determines that two-photon absorption induces a strong blue-shift of coupling resonances in a photonic crystal waveguide. Carrier relaxation times are shortened by the surface recombination, showing potential for all-optical switching.
Ultrafast nonlinear tuning of photonic coupling resonance in AlGaAs photonic crystal waveguides
Conference on Lasers and Electro-Optics, 2004. (CLEO). ; 1 ; 2 pp. vol.1
01.01.2004
209495 byte
Aufsatz (Konferenz)
Elektronische Ressource
Englisch
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