Laser activity has been achieved in low-phonon-energy, moisture-resistant neodymium-doped bromide host crystals, also resulting from the 4F5/2+2H9/2-level for the first time in any solid-state material. Pump-probe spectra reveal mechanisms feasible for more efficient laser operation.
© 2005 Optical Society of America
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.3380) Lasers and laser optics : Laser materials
(160.0160) Materials : Materials
(160.5690) Materials : Rare-earth-doped materials
K. Rademaker, S. A. Payne, E. Heumann, G. Huber, W. F. Krupke, S. Kueck, L. I. Isaenko, and A. Burger, "Laser Activity at 1.18, 1.07, and 0.97 um and Depopulation Mechanisms of the Lower Laser Levels in Nd3+ Doped KPb2Br5 and RbPb2Br5," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2005), paper CTuQ5.
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