Title :
Efficient operation of an Yb-sensitised Er fibre laser at 1.56 μm
Author :
Fermann, M.E. ; Hanna, D.C. ; Shepherd, David P. ; Townsend, J.E.
Author_Institution :
Southampton Univ.
fDate :
9/1/1988 12:00:00 AM
Abstract :
The authors report operation of a high-efficiency Yb:Er single-mode fibre laser. Pumping at wavelengths of 1064 nm and at 820 nm has shown low pump power thresholds (<7 and 4 mW) and high slope efficiencies (4.2 and 7.0%)
Keywords :
erbium; laser transitions; optical fibres; optical glass; optical pumping; silicon compounds; solid lasers; ytterbium; 1.56 micron; 4 mW; 4.2 percent; 7 mW; 7 percent; Er doped glass; Yb codopant; Yb-sensitised Er fibre laser; high-efficiency; low pump power thresholds; optical fibre material; pumping wavelengths; single-mode fibre laser; slope efficiencies;
Journal_Title :
Electronics Letters
