Title :
Forward and backward THz-wave difference frequency generations from a rectangular nonlinear waveguide
Author :
Huang, Y.C. ; Wang, T.D. ; Lin, Y.H. ; Lee, C.H. ; Chuang, M.Y. ; Lin, Y.Y. ; Lin, F.Y.
Author_Institution :
Dept. of Electr. Eng., Nat. Tsinghua Univ., Hsinchu, Taiwan
Abstract :
We measured enhanced forward and backward THz-wave difference frequency generations at 1.5 and 0.6 THz, respectively, from a PPLN rectangular waveguide. A theory accounting for large mode mismatch is derived to explain the experimental result.
Keywords :
lithium compounds; microwave photonics; optical frequency conversion; optical waveguides; terahertz wave generation; LiNbO3; PPLN rectangular waveguide; backward THz-wave difference frequency generations; forward THz-wave difference frequency generations; mode mismatch; rectangular nonlinear waveguide; Fitting; Optical frequency conversion; Optical waveguides; Power generation; Power measurement; Tuning;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
