Title :
Pump-induced optical nonlinearities in hydrogenated amorphous silicon waveguides
Author :
Shoji, Y. ; Ogasawara, T. ; Kamei, T. ; Sakakibara, Y. ; Suda, S. ; Kintaka, K. ; Kawashima, H. ; Okano, M. ; Hasama, T. ; Ishikawa, H. ; Mori, M.
Author_Institution :
Network Photonics Res. Center, Nat. Inst. of Adv. Ind. Sci. & Technol. (AIST), Tsukuba, Japan
Abstract :
We characterize optical nonlinear properties in hydrogenated amorphous silicon (a-Si:H) wire waveguides at telecom wavelengths using a heterodyne pump-probe measurement. Optical nonlinear coefficients of the phase shift and absorption change are estimated and discussed.
Keywords :
amorphous semiconductors; elemental semiconductors; hydrogen; nonlinear optics; optical waveguides; silicon; Si:H; heterodyne pump-probe measurement; hydrogenated amorphous silicon waveguides; optical nonlinear coefficients; optical nonlinear properties; pump-induced optical nonlinearities; wire waveguides; Absorption; Optical device fabrication; Optical films; Optical mixing; Optical pumping; Optical waveguides;
Conference_Titel :
Group IV Photonics (GFP), 2010 7th IEEE International Conference on
Conference_Location :
Beijing
Print_ISBN :
978-1-4244-6344-2
DOI :
10.1109/GROUP4.2010.5643388
