Title :
Liquid-nitrogen-cooled high-concentration erbium-doped fibre laser
Author :
Steinborn, R. ; Yao, T.F. ; Webb, A.S. ; Sahu, J.K. ; Nilsson, J.
Author_Institution :
Optoelectron. Res. Centre, Univ. of Southampton, Southampton, UK
Abstract :
Erbium-doped fibres suffer from quenching at high Er-concentrations. We have found that cryo-cooling to liquid-nitrogen temperature (LNT) substantially improves both the threshold and slope efficiency of a heavily doped, partly quenched, erbium-doped fibre laser (EDFL).
Keywords :
cryogenics; erbium; optical fibre amplifiers; cryo-cooling; liquid-nitrogen temperature; liquid-nitrogen-cooled high-concentration erbium-doped fibre laser; Heating;
Conference_Titel :
Lasers and Electro-Optics Europe (CLEO EUROPE/EQEC), 2011 Conference on and 12th European Quantum Electronics Conference
Conference_Location :
Munich
Print_ISBN :
978-1-4577-0533-5
Electronic_ISBN :
Pending
DOI :
10.1109/CLEOE.2011.5943105
