%0 Conference Article %T Multifocal structure of high-power femtosecond laser radiation during filamentation in pressured gases %A Geync, Y.E. %A Minina, O.V. %K femtosecond laser pulse, nonlinear focus, self-focusing, laser filamentation, pressured gas, laser beam structure %J XVII International conference on pulsed lasers and laser applications – AMPL-2025 %D 2025 %P 4 %I V.E. Zuev Institute of Atmospheric Optics, Siberian Branch of the Russian Academy of Sciences