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Diode-pumped continuous-wave Nd:LuVO4 laser operating at 916 nm
Chunyu Zhang1, Ling Zhang, Zhiyi Wei
1Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, China. zzccyy1977@126.com
Optics Letters
|April 28, 2006
Summary
We developed an efficient diode-pumped neodymium-doped lutetium vanadate (Nd:LuVO4) continuous-wave laser at 916 nm. This Nd:LuVO4 crystal shows promise for high-efficiency diode-pumped laser systems.
Area of Science:
- Lasers and Photonics
- Materials Science
Background:
- Neodymium-doped lutetium vanadate (Nd:LuVO4) is a promising material for laser applications.
- Developing efficient continuous-wave (CW) lasers is crucial for various scientific and industrial fields.
Purpose of the Study:
- To investigate the performance of a diode-pumped Nd:LuVO4 CW laser operating at 916 nm.
- To explore the influence of crystal length and cutting direction on laser efficiency.
Main Methods:
- Fabrication of Nd:LuVO4 crystals doped with 0.5 at. % Nd.
- Diode-pumping the Nd:LuVO4 crystals in a continuous-wave (CW) configuration.
- Characterization of output power, slope efficiency, and optical conversion efficiency.
Main Results:
- Achieved a maximum output power of 930 mW.
- Obtained a slope efficiency of 27.2% and an optical conversion efficiency of 20.8%.
- These results were achieved at an absorbed pump power of 4.5 W.
Conclusions:
- Nd:LuVO4 crystals are suitable for efficient diode-pumped laser systems.
- The 916 nm emission line from Nd:LuVO4 is viable for laser development.