Pisma v Zhurnal Tekhnicheskoi Fiziki, 2023 Volume 49, Issue 21, Pages 42–46
(Mi pjtf7110)
Parametric amplification of quantum cascade laser radiation at 4.6 $\mu$ m in a nonlinear ZnGeP$_2$ crystal
O. B. Vyskubenko ab ,
S. G. Garanin a ,
N. G. Zakharov ab ,
K. V. Kusakina ac ,
V. I. Lazarenko ab ,
A. Mukhin a ,
G. S. Sokolovskii d ,
K. A. Tulyakov ac a Federal State Unitary Enterprise "Russian Federal Nuclear Center — All-Russian Research Institute of Experimental Physics", Sarov, Nizhny Novgorod Region, Russia
b National Research Lobachevsky State University of Nizhny Novgorod, Nizhny Novgorod, Russia
c Sarov branch of the Lomonosov Moscow State University, Nizhny Novgorod Region, Russia
d Ioffe Institute, St. Petersburg, Russia
Abstract:
Amplification of pulsed quantum cascade laser radiation at
$\sim$ 4.6
$\mu$ m through nonlinear conversion in a ZnGeP
$_2$ crystal has been demonstrated experimentally. The peak power at the output of a nonlinear crystal was 373 W at input peak power of the quantum cascade laser of 0.4 W.
Keywords:
quantum cascade laser, Ho:YAG laser, parametric nonlinear conversion. Received: 14.07.2023
Revised: 21.09.2023
Accepted: 21.09.2023
DOI:
10.61011/PJTF.2023.21.56464.19686
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