Title :
Observation of direct correlation between induced absorption and second harmonic generation in germanium-doped glass optical fibres
Author_Institution :
Dept. of Phys., Dartmouth Coll., Hanover, NH, USA
fDate :
6/18/1992 12:00:00 AM
Abstract :
A direct correlation is reported between second harmonic generation (SHG) and the appearance of an induced absorption band in germanium-doped silica optical fibres. The correlation is drawn from two experiments comparing the SHG efficiency and the magnitude of the induced absorption.
Keywords :
germanium; impurity and defect absorption spectra of inorganic solids; optical fibres; optical harmonic generation; silicon compounds; visible spectra of inorganic solids; SHG; SiO 2:Ge fibre; experiments; glass; induced absorption; second harmonic generation;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19920790
