Title :
Low threshold channel waveguide laser in a monocrystalline Nd:(Gd, Lu)2O3 Film
Author :
Kahn, A. ; Kühn, H. ; Heinrich, S. ; Petermann, K. ; Huber, G. ; Bradley, J.D.B. ; Wörhoff, K. ; Pollnau, M.
Author_Institution :
Inst. fur Laser-Phys., Univ. Hamburg, Hamburg, Germany
Abstract :
We report the first waveguide laser based on rare-earth sesquioxides. A structured Nd(0.5%):(Gd, Lu)2O3 film pumped at 820 nm showed lasing at 1.08 mum. The laser threshold was 0.8 mW, the preliminary slope efficiency 0.5% and the maximum output power 1.8 mW.
Keywords :
neodymium compounds; optical pumping; waveguide lasers; Nd:(Gd,Lu)2O3; laser threshold; low threshold channel waveguide laser; maximum output power; monocrystalline film; power 0.8 mW; power 1.8 mW; preliminary slope efficiency; rare-earth sesquioxides; wavelength 1.08 mum; wavelength 820 nm; Waveguide lasers; (130.3120) Integrated optics devices; (140.3530) Lasers, neodymium; (140.5680) Rare earth and transition metal solid-state lasers; (230.7380) Waveguides, channeled.;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
