Title :
High efficiency diode pumped thulium-doped silica fibre lasers with intracore Bragg gratings in the 1.9-2.1 μm band
Author :
Boj, S. ; Delevaque, E. ; Bayon, J.F. ; Niay, P. ; Bernage, P.
Author_Institution :
CNET, Paris
fDate :
6/23/1994 12:00:00 AM
Abstract :
Diode pumped continuous wave laser oscillation at wavelengths between 1.9 and 2.1 μm in a thulium doped silica fibre that uses Bragg reflectors for cavity feedback is reported. These lasers exhibit low pump power thresholds and quantum efficiencies close to unity
Keywords :
diffraction gratings; feedback; fibre lasers; laser cavity resonators; optical pumping; thulium; 1.9 to 2.1 mum; 1.9-2.1 μm band; Tm-doped silica fibre lasers; cavity feedback; continuous wave laser oscillation; diode pumped; high efficiency; intracore Bragg gratings; low pump power thresholds; quantum efficiencies; thulium-doped silica fibre lasers;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19940702
