Abstract
The temporal characteristics of a standing wave Tm3+-doped silica fibre laser are presented. For uni-directional pumping, the output displays the well-known self-pulsation phenomenon, but with bi-directional pumping, a significant increase in the laser stability is observed. A longitudinally uniform population inversion is shown to be of paramount importance to the stability of three-level lasers.
Original language | English |
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Pages (from-to) | 1640-1642 |
Number of pages | 3 |
Journal | Electronics Letters |
Volume | 38 |
Issue number | 25 |
DOIs | |
Publication status | Published - 5 Dec 2002 |
Externally published | Yes |