Micro-jet formation induced by the interaction of a spherical and toroidal cavitation bubble

Autor: Jaka Mur, Alexander Bußmann, Thomas Paula, Stefan Adami, Nikolaus A. Adams, Rok Petkovsek, Claus-Dieter Ohl

Publikováno v: Ultrasonics Sonochemistry, Vol 112, Iss , Pp 107185- (2025)

We investigate experimentally and numerically the interaction between a spherical cavitation bubble and a wall-bounded toroidal cavitation bubble. We demonstrate that shock wave focusing following toroidal bubble initiation induces the formation of m

Externí odkaz: https://doaj.org/article/2751c13b2d684ebea8b06e76ebede178

Micro-jet formation induced by the interaction of a spherical and toroidal cavitation bubble.

Autor: Mur J; Faculty of Natural Sciences, Institute for Physics, Department Soft Matter, Otto-von-Guericke University Magdeburg, Magdeburg, 39106, Germany; Faculty of Mechanical Engineering, University of Ljubljana, Askerceva 6, Ljubljana, 1000, Slovenia., Bußmann A; Chair of Aerodynamics and Fluid Mechanics, TUM School of Engineering and Design, Technical University of Munich, Garching bei München, 85748, Germany; Munich Institute of Integrated Materials, Energy and Process Engineering (MEP), Technical University of Munich, Garching bei München, 85748, Germany., Paula T; Chair of Aerodynamics and Fluid Mechanics, TUM School of Engineering and Design, Technical University of Munich, Garching bei München, 85748, Germany; Munich Institute of Integrated Materials, Energy and Process Engineering (MEP), Technical University of Munich, Garching bei München, 85748, Germany., Adami S; Chair of Aerodynamics and Fluid Mechanics, TUM School of Engineering and Design, Technical University of Munich, Garching bei München, 85748, Germany; Munich Institute of Integrated Materials, Energy and Process Engineering (MEP), Technical University of Munich, Garching bei München, 85748, Germany., Adams NA; Chair of Aerodynamics and Fluid Mechanics, TUM School of Engineering and Design, Technical University of Munich, Garching bei München, 85748, Germany; Munich Institute of Integrated Materials, Energy and Process Engineering (MEP), Technical University of Munich, Garching bei München, 85748, Germany., Petkovsek R; Faculty of Mechanical Engineering, University of Ljubljana, Askerceva 6, Ljubljana, 1000, Slovenia. Electronic address: rok.petkovsek@fs.uni-lj.si., Ohl CD; Faculty of Natural Sciences, Institute for Physics, Department Soft Matter, Otto-von-Guericke University Magdeburg, Magdeburg, 39106, Germany; Research Campus STIMULATE, University of Magdeburg, Otto-Hahn-Straße 2, Magdeburg, 39106, Germany. Electronic address: claus-dieter.ohl@ovgu.de.

Publikováno v: Ultrasonics sonochemistry [Ultrason Sonochem] 2024 Dec 06; Vol. 112, pp. 107185. Date of Electronic Publication: 2024 Dec 06.