Publication | Closed Access
Ultrafast modulation with subpicosecond recovery time in a GaAs/AlGaAs nonlinear directional coupler
46
Citations
18
References
1990
Year
EngineeringLaser ScienceNonlinear OpticsOptical Transmission SystemUltrafast MagnetismOptical AmplifierNonlinear Directional CouplerOptical PropertiesUltrafast ModulationPhotonicsQuantum SciencePhysicsNon-linear OpticUltrafast Laser PhysicsSubpicosecond Recovery TimeElectro-optics DeviceGaas/algaas Multiple QuantumApplied PhysicsUltrafast OpticsOptoelectronicsOptical Stark Effect
All-optical modulation is observed at room temperature in a GaAs/AlGaAs multiple quantum well nonlinear directional coupler using femtosecond pulses. The origin of the ultrafast (<500 fs) recovery of the device is attributed to the optical Stark effect.
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