Conference paper
Millijoule Pulse Energy Second Harmonic Generation With Single-Stage Photonic Bandgap Rod Fiber Laser
In this paper, we demonstrate, for the first time, a single-stage Q-switched single-mode (SM) ytterbium-doped rod fiber laser delivering record breaking pulse energies at visible and UV light. We use a photonic bandgap rod fiber with a mode field diameter of 59μm based on a new distributed-mode-filtering (DMF) fiber design, where germanium-doped high-index inclusions are added in order to enable efficient suppression of higher order modes.
The rod fiber design is illustrated.
Language: | English |
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Publisher: | IEEE |
Year: | 2011 |
Pages: | 1-1 |
Proceedings: | European Conference on Lasers and Electro-Optics and the European Quantum Electronics Conference 2011 |
ISBN: | 1457705338 , 9781457705335 , 145770532X , 145770532x and 9781457705328 |
Types: | Conference paper |
DOI: | 10.1109/CLEOE.2011.5943706 |
ORCIDs: | Broeng, Jes and Lægsgaard, Jesper |
Fiber lasers Measurement by laser beam Optical fiber amplifiers Optimized production technology Photonics Power amplifiers Power generation Q-switching UV light distributed-mode-filtering fiber design fibre lasers germanium millijoule pulse energy second harmonic generation optical harmonic generation photonic band gap single-stage Q-switched single-mode rod fiber laser single-stage photonic bandgap rod fiber laser size 59 mum ytterbium