Title :
One-LD-pumped Pr3+-doped fluoride fibre amplifier module with signal gain of 23 dB
Author :
Yamada, Makoto ; Shimizu, Maiko ; Ohishi, Yasutake ; Temmyo, J. ; Kanamori, Toshiyuki ; Sudo, Shunsuke
Author_Institution :
NTT Opto-Electron. Labs., Ibaraki, Japan
Abstract :
The author have developed a one-LD-pumped praseodymium-doped fluoride fibre amplifier module, based on an efficient, double-pass configuration with an optical circulator. They demonstrate a high gain coefficient of 0.40 dB/mW and a signal gain of 23 dB at 1.30 mu m.
Keywords :
fibre lasers; optical pumping; praseodymium; 1.3 mum; 23 dB; Pr 3+-doped fluoride fibre amplifier; ZBLAN:Pr; ZrF4-BaF2-LaF3-AlF3-NaF:Pr; double-pass configuration; high gain coefficient; laser pumping; one-LD-pumped; optical circulator; signal gain;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19931298
