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Glass materials for optical gain media and infrared optics comprising rare earth oxide glass compositions
Glass materials for optical gain media and infrared optics comprising rare earth oxide glass compositions
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机译:包含稀土氧化物玻璃组合物的用于光学增益介质和红外光学器件的玻璃材料
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摘要
This invention relates to the use of novel glass materials comprising rare earth aluminate glasses (REA1™ glasses) in the gain medium of solid state laser devices that produce light at infrared wavelengths, typically in the range 1000 to 3000 nm and for infrared optics with transmission to approximately 5000 nm in thin sections. The novel glass materials provide stable hosts for trivalent ytterbium (Yb3+) ions and other optically active species or combinations of optically active species that exhibit fluorescence and that can be optically excited by the application of light. The glass gain medium can be configured as a waveguide or placed in an external laser cavity, or otherwise arranged to achieve gain in the laser waveband and so produce laser action.
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