Mikhail Martyanov, Vladislav Ginzburg, Alexey Balakin, Sergey Skobelev, Dmitry Silin, Anton Kochetkov, Ivan Yakovlev, Alexey Kuzmin, Sergey Mironov, Ilya Shaikin, Sergey Stukachev, Andrey Shaykin, Efim Khazanov, Alexander Litvak. Suppressing small-scale self-focusing of high-power femtosecond pulses[J]. High Power Laser Science and Engineering, 2023, 11(2): 02000e28
- High Power Laser Science and Engineering
- Vol. 11, Issue 2, 02000e28 (2023)
Fig. 1. Gain 
as a function of 
for 
(a), (c) and 
(b), (d); 
(a), (b) and 
(c), (d); for 
(black curves), 
(green curves), 
(red curves) and 
(blue curves). The solid curves show the results of numerical simulation, while the dashed curves are plotted by Equation (4) , with 
replaced by 
.
as a function of for (a), (c) and (b), (d); (a), (b) and (c), (d); for (black curves), (green curves), (red curves) and (blue curves). The solid curves show the results of numerical simulation, while the dashed curves are plotted by replaced by . 
Fig. 2. Experimental layout. NS – noise source (randomly scratched 0.5 mm thick glass plate), NLP – nonlinear plate (BK7 glass or KDP), PHM – mirror with a pinhole.
Fig. 3. Experimental noise spectra (a) and noise gain 
(b).
(b). 
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