Efficient second-harmonic generation in Tl3AsSe3 using focussed CO2 laser radiation |
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| Authors: | D. R. Suhre |
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| Affiliation: | (1) Westinghouse STC, 1310 Beulah Road, 15235 Pittsburgh, PA, USA |
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| Abstract: | The nonlinear material Tl3AsSe3 was used to convert pulsed 10.6  m laser radiation into the second harmonic. The laser beam was tightly focussed, and an energy conversion efficiency of 57% was obtained, which is the highest reported to date in the mid-IR. |
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| Keywords: | 42.55.Dk 42.65.Cq 42.70.Fh |
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