The study of a Tm:YLF laser pumped by a
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Yu. L. Kalachev; V.A. Mihailov; V.V. Podreshetnikov; I.A. Shcherbakov
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Article
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2011
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Elsevier Science
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English
⚖ 499 KB
A Tm:YLF laser pumped by a Raman shifted Er-fiber laser at 1.678 μm was studied at two Tm 3+ ion concentrations equal to 1.5% and 5%. At output powers up to 460 mW the measured lasing efficiency at a wavelength of ~1.93 μm was as high as ~50%. The lasing performance was compared with that obtained u