A theory of intensity-dependent polarization changes in twisted single-mode fibers is presented. The theory includes the effect of twist-induced circular birefringence and shows that twist can enhance the nonlinear transmnission of fiber-optic devices that rely on nonlinear birefringence.
© 1986 Optical Society of America
Original Manuscript: June 25, 1986
Manuscript Accepted: July 25, 1986
Published: October 1, 1986
Herbert G. Winful and Andong Hu, "Intensity discrimination with twisted birefringent optical fibers," Opt. Lett. 11, 668-670 (1986)