Title :
Breaking of modal degeneracy in long period holey fiber gratings under twist
Author :
Ceballos-Herrera, D.E. ; Torres-Gómez, I. ; Martinez-Ríos, A.
Author_Institution :
Centro de Investig. en Opt. A.C., Leon, Mexico
Abstract :
We present the wavelength split characterization of cladding mode resonances in a mechanically induced long period holey fiber grating (LPHFG) under twist. This splitting is caused by removal of modal degeneracy and it is higher than that observed in standard fibers.
Keywords :
diffraction gratings; holey fibres; optical fibre cladding; optical fibre testing; cladding mode resonances; long period holey fiber gratings; mechanically induced LPHFG; modal degeneracy breaking; twist; wavelength split characterization; Birefringence; Fiber gratings; Frequency conversion; Holey fibers; Optical fiber polarization; Optical fiber theory; Propagation constant; Refractive index; Resonance; Student Chapters;
Conference_Titel :
University of Guanajuato IEEE Students Chapter (IEEExPO), 2009 III Conference of
Conference_Location :
Salamanca, Guanajuato
Print_ISBN :
978-1-4244-6027-4
DOI :
10.1109/IEEEXPO.2009.5422868
