Title :
Time lens for ultrafast signal measurements based on four-wave mixing in silicon
Author :
Salem, R. ; Foster, Mark A. ; Geraghty, D.F. ; Gaeta, Alexander L. ; Turner, Amy C. ; Lipson, Michal
Author_Institution :
Sch. of Eng. & Appl. Phys., Cornell Univ., Ithaca, NY
Abstract :
We demonstrate a novel time lens based on four-wave mixing in a silicon nanowaveguide. The lens is used for 20times temporal magnification of a signal with 3-ps features, which permits measurement by a 20-GHz detector.
Keywords :
elemental semiconductors; high-speed optical techniques; lenses; multiwave mixing; nanotechnology; optical waveguides; silicon; Si; four-wave mixing; frequency 20 GHz; magnification; silicon nanowaveguide; time 3 ps; time lens; ultrafast signal measurements; Chirp; Four-wave mixing; Lenses; Nonlinear optics; Optical pulses; Optical pumping; Optical waveguides; Signal processing; Silicon; Time measurement; (190.4180) Nonlinear optics, devices; (190.5970) Semiconductor nonlinear optics; (190.7110) Waveguides (230.7370); (250.4745) Optical processing devices; (320.7100) Ultrafast measurements;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
