An analysis of surface breakup induced by laser-generated cavitation bubbles in a turbulent liquid jet
Sign Up to like & getrecommendations! Published in 2020 at "Experiments in Fluids"
DOI: 10.1007/s00348-020-03079-2
Abstract: The breakup of turbulent liquid jets by cavitation bubbles was investigated by artificially introducing them by focusing laser light into the jet. The induced surface deformations and ejected liquid structures were characterized using shadowgraphy with… read more here.
Keywords: turbulent liquid; jet; surface; breakup ... See more keywords
High-speed visualization of acoustically excited cavitation bubbles in a cluster near a rigid boundary
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Visualization"
DOI: 10.1007/s12650-015-0280-3
Abstract: In the present work, high-speed visualizations at one million frames/s have been used to study the oscillation characteristics of acoustic cavitation bubbles. The bubbles are generated by acoustic cavitation using an ultrasound transducer with an… read more here.
Keywords: cavitation; visualization; cavitation bubbles; near rigid ... See more keywords
Experimental study of the influence of flexible boundaries with different elastic moduli on cavitation bubbles
Sign Up to like & getrecommendations! Published in 2019 at "Experimental Thermal and Fluid Science"
DOI: 10.1016/j.expthermflusci.2019.109897
Abstract: Abstract Research on cavitation phenomena in various fields has shown that the mechanical properties of boundary materials have an important influence on the cavitation bubble. Here, an underwater low-pressure discharge method is used to induce… read more here.
Keywords: cavitation bubble; collapse; flexible boundaries; cavitation bubbles ... See more keywords
Study on transient characteristics and influencing of temperature on cavitation bubbles in various environments
Sign Up to like & getrecommendations! Published in 2019 at "Optik"
DOI: 10.1016/j.ijleo.2019.01.076
Abstract: Abstract Cavitation bubbles are widely studied in the fields of hydraulic machinery, medicine, biology and so on. This paper studies different dynamic characteristics of cavitation bubbles in infinite domain and attached to a solid wall.… read more here.
Keywords: infinite domain; temperature; bubble diameter; cavitation bubbles ... See more keywords
Direct visualisation of bubble-particle interactions in presence of cavitation bubbles in an ultrasonic flotation cell
Sign Up to like & getrecommendations! Published in 2021 at "Minerals Engineering"
DOI: 10.1016/j.mineng.2021.107258
Abstract: Abstract In this study, the role of cavitation bubbles in the bubble-particle interaction dynamics was investigated using high-speed imaging. A lab-scale conceptual flotation cell was designed involving an ultrasonic field with adjustable power output and… read more here.
Keywords: bubble particle; flotation cell; cavitation bubbles; particle ... See more keywords
Capturing the final stage of the collapse of cavitation bubbles generated during nanosecond laser ablation of submerged targets
Sign Up to like & getrecommendations! Published in 2021 at "Optics and Laser Technology"
DOI: 10.1016/j.optlastec.2020.106647
Abstract: Abstract We observe and study the growth and collapse of cavitation bubbles generated during the pulsed laser ablation of submerged targets in three liquid environments, water, ethanol, and n-butanol, utilizing a stroboscopic shadowgraphy system. The… read more here.
Keywords: cavitation; collapse; collapse cavitation; cavitation bubbles ... See more keywords
Low-intensity ultrasound induced cavitation and streaming in oxygen-supersaturated water: Role of cavitation bubbles as physical cleaning agents.
Sign Up to like & getrecommendations! Published in 2019 at "Ultrasonics sonochemistry"
DOI: 10.1016/j.ultsonch.2018.11.025
Abstract: A number of acoustic and fluid-dynamic phenomena appear in ultrasonic cleaning baths and contribute to physical cleaning of immersed surfaces. Propagation and repeated reflection of ultrasound within cleaning baths build standing-wave-like acoustic fields; when an… read more here.
Keywords: cavitation; role cavitation; cleaning; intensity ultrasound ... See more keywords
Intensifying cavitating flows in microfluidic devices with poly(vinyl alcohol) (PVA) microbubbles
Sign Up to like & getrecommendations! Published in 2018 at "Physics of Fluids"
DOI: 10.1063/1.5051606
Abstract: Cavitation and the energy associated with the collapse of resulting cavitation bubbles constitute an important research subject. The collapse of the hydrodynamic cavitation bubbles at the outlet of the flow elements leads to a high… read more here.
Keywords: cavitation; energy; vinyl alcohol; pva ... See more keywords
A three-dimensional modeling for coalescence of multiple cavitation bubbles near a rigid wall
Sign Up to like & getrecommendations! Published in 2019 at "Physics of Fluids"
DOI: 10.1063/1.5097929
Abstract: The Boundary Integral Method (BIM) has been widely and successfully applied to cavitation bubble dynamics; however, the physical complexities involved in the coalescence of multiple bubbles are still challenging for numerical modeling. In this study,… read more here.
Keywords: rigid wall; cavitation bubbles; coalescence multiple; coalescence ... See more keywords
Surface tension of cavitation bubbles.
Sign Up to like & getrecommendations! Published in 2023 at "Proceedings of the National Academy of Sciences of the United States of America"
DOI: 10.1073/pnas.2300499120
Abstract: We have studied homogeneous cavitation in liquid nitrogen and normal liquid helium. We monitor the fluid content in a large number of independent mesopores with an ink-bottle shape, either when the fluid in the pores… read more here.
Keywords: tension cavitation; cavitation; surface tension; pressure ... See more keywords
Effect of nonlinear translations on the pulsation of cavitation bubbles
Sign Up to like & getrecommendations! Published in 2022 at "Chinese Physics B"
DOI: 10.1088/1674-1056/ac1e18
Abstract: The pulsations and translations of cavitation bubbles obey combined ordinary differential equations, and their nonlinearities are studied by the bifurcation diagram and the phase diagram in a strong ultrasonic field. Bubble pulsation can change regularly… read more here.
Keywords: cavitation bubbles; effect nonlinear; nonlinear translations; translations pulsation ... See more keywords