Published/Posted: May 1, 2009
Authors: Apiratikul, P.; Murphy, T. E.
We demonstrate optical sampling based on nondegenerate two-photon absorption in a GaAs photodiode, using sampling pulses below the half-bandgap. The system is capable of resolving a quasi- 2 Tb/s signal with low background photocurrent.
P. Apiratikul and T. E. Murphy, "Ultrafast Optical Sampling Using Nondegenerate Two-Photon Absorption in a GaAs Photodiode", Frontiers in Optics (FiO), San Jose, CA (USA) FTuI2 (2009)