All-optical integrated micro logic gate
โ Scribed by Arkady Rudnitsky; Asaf Shahmoon; Menachem Nathan; Moshe Nazarathy; Bar Larom; Jacek Jasieniak; Alessandro Martucci; Luca Businaro; Annamaria Gerardino; Zeev Zalevsky
- Publisher
- Elsevier Science
- Year
- 2011
- Tongue
- English
- Weight
- 916 KB
- Volume
- 42
- Category
- Article
- ISSN
- 0026-2692
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โฆ Synopsis
In this paper we present a novel approach for realizing an integrated all-optical logic gate. The basic principle is based upon stimulated emission process generated in an active gain medium while special interferometric photonic wave-guiding structure allows the realization of an integrated micro scale device. The operation rate of the proposed device structure can theoretically reach tens of Tera-Hertz.
๐ SIMILAR VOLUMES
In recent years, reversible logic has emerged as a promising computing paradigm having application in low-power CMOS, quantum computing, nanotechnology and optical computing. Optical logic gates have the potential to work at macroscopic (light pulses carry information), or quantum (single photons ca
## Abstract A novel allโoptical logic OR gate based on crossโgain modulation (XGM) using a twoโcascaded semiconductor optical amplifiers (SOAs) in a counterpropagating topology is presented. The attractive issue of the proposed method is that the logic OR gate can be obtained at a probe wavelength