Acousto-Optic Q-Switched Lasing in Tm:YbAG Crystalстатья
Статья опубликована в журнале из списка RSCI Web of Science
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Статья опубликована в журнале из списка Web of Science и/или Scopus
Дата последнего поиска статьи во внешних источниках: 20 декабря 2019 г.
Аннотация:Acousto-optic Q-switched lasing in the crystal Tm:Yb3Al5O12 (Tm:YbAG) pumped at the wavelength of 1.678 mu m into the F-3(4)-H-3(6) thulium transition is investigated. The highest differential laser efficiency was 13%. The laser pulse energy was as high as 100 mu J at the optimum pulse repetition rate of 6.7 kHz and monopulse duration of 45 ns. The lifetime of the excited Tm3+ ion under intense lasing is experimentally estimated. The effect of upconversion processes on lasing is analyzed.