22 May 2015 Two-photon absorption-based optical logic
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Abstract
We have studied high speed optical logic utilizing ultrafast two-photon absorption (TPA) induced phase change in semiconductor optical amplifiers (SOA). Results show that this scheme can realize all-optical logic and encryption at data speeds to 250 Gb/s.
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Xiang Zhang, Wenbo Li, Hongyu Hu, Niloy K. Dutta, "Two-photon absorption-based optical logic", Proc. SPIE 9467, Micro- and Nanotechnology Sensors, Systems, and Applications VII, 946731 (22 May 2015); doi: 10.1117/12.2177585; https://doi.org/10.1117/12.2177585
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