Title :
Small core high NA Pr-doped As-glass fibres for efficient 1.3 μm amplification
Author :
Kobelke, J. ; Kirchhof, J. ; Jetschke, S. ; Röpke, U. ; Scheffler, M. ; Schwuchow, A.
Author_Institution :
Inst. fur Phys. Hochtechnol. eV, Jena, Germany
fDate :
3/18/1999 12:00:00 AM
Abstract :
Singlemode fibres for optical 1.3 μm amplification with 760 wt.ppm Pr3+ have been prepared for the first time in the As-S system. The fibres show low losses in the pump and signal region, good fluorescence behaviour and good mechanical properties
Keywords :
arsenic compounds; chalcogenide glasses; fluorescence; optical fibre amplifiers; optical fibre fabrication; optical fibre losses; optical glass; praseodymium; 1.3 micrometre; As2S3:Pr; chalcogenide glasses; fluorescence behaviour; high NA fibres; mechanical properties; pump region losses; signal region losses; singlemode fibres; small core fibres;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19990334
