Title :
23 dB gain upconversion pumped erbium doped fibre amplifier operating at 850 nm
Author :
Millar, C.A. ; Brierley, M.C. ; Carter, Stephen F.
Abstract :
An erbium doped fluorozirconate fibre amplifier has been constructed which uses upconversion pumping at 801 nm to provide in excess of 20 dB small signal gain at a wavelength of 850 nm.
Keywords :
erbium; fibre lasers; fluoride glasses; optical pumping; population inversion; 23 dB; 801 nm; 850 nm; Er: fluorozirconate fibre amplifier; IR laser sources; ZBLAN; ZrF 4-BaF 2-LaF 3-AlF 3-NaF:Er; small signal gain; upconversion pumping;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19910118
