On 28th of December 2022, on the eve of the New Year, a meeting of the Dissertation Council of MSU.013.6 was held, at which Alisa Krokhmal defended her PhD thesis "Positioning objects using acoustic radiation force in biofacturing problems". The work was carried out under the supervision of Professor Oleg Sapozhnikov. The meeting was attended by the official opponents of the dissertation: Associate Professor Damdinov Bair (Institute of Engineering Physics and Radioelectronics of the Siberian Federal University, Krasnoyarsk), Professor Igor Esipov (Gubkin Russian State University of Oil and Gas, Moscow) and Associate Professor Petr Ryapolov (Southwest State University, Kursk). According to the results of the defense, Alisa got the PhD degree in the specialty 1.3.7 - "Acoustics". Congratulations to Alisa on her successful defense and wishes her a bright scientific future!