Title :
Travelling-wave erbium fibre ring laser with 60 kHz linewidth
Author :
Morkel, Paul R ; Cowle, Gregory J ; Payne, David N.
Author_Institution :
Dept. of Electron. & Comput. Sci., Southampton Univ., UK
fDate :
5/1/1990 12:00:00 AM
Abstract :
Operation of an erbium-doped-phospho-alumino-silicate-fibre ring laser in a unidirectional travelling-wave configuration enables narrow linewidth, single frequency emission to be obtained at a wavelength of 1.555 mu m. A 60 kHz linewidth has been measured.
Keywords :
aluminosilicate glasses; erbium; laser modes; laser transitions; optical fibres; phosphosilicate glasses; solid lasers; spectral line breadth; 1.555 micron; Er-doped optical fibre; P 2O 5-Al 2O 3-SiO 2:Er 3+; fibre ring laser; narrow linewidth; single frequency emission; single longitudinal mode; solid laser; unidirectional travelling-wave configuration;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19900414
