Cavitation bubble dynamics inside a droplet suspended in a different host fluid

S Li, Z Zhao, AM Zhang, R Han - Journal of Fluid Mechanics, 2024 - cambridge.org
In this paper, we present a theoretical, experimental and numerical study of the dynamics of
cavitation bubbles inside a droplet suspended in another host fluid. On the theoretical side …

Particle propulsion from attached acoustic cavitation bubble under strong ultrasonic wave excitation

J Wang, S Li, J Gu, A Zhang - Physics of Fluids, 2023 - pubs.aip.org
Particle propulsion by an attached acoustic cavitation bubble under strong ultrasonic wave
excitation occupies the core of many applications, including ultrasonic cleaning …

Numerical analysis of nonlinear interaction between a gas bubble and free surface in a viscous compressible liquid

JT Feng, YL Liu, SP Wang, S Zhang, L Tao - Physics of Fluids, 2023 - pubs.aip.org
Liquid viscosity has a potential effect on bubble dynamics. This paper is concerned with
bubble dynamics in a compressible viscous liquid near the free surface. The liquid–gas flow …

[HTML][HTML] Analysis of doublet bubble dynamics near a rigid wall in ferroparticle nanofluids

AF Abu-Bakr, T Kanagawa, AK Abu-Nab - Case Studies in Thermal …, 2022 - Elsevier
This study aims to characterize the interaction of doublet bubbles growing near a solid wall
in ferroparticle nanofluids. Accordingly, we analyzed the behavior of spherical bubbles near …

[HTML][HTML] The role of surface tension on the growth of bubbles by rectified diffusion

WR Smith, QX Wang - Ultrasonics Sonochemistry, 2023 - Elsevier
Rectified diffusion has wide and important applications in sonochemistry, ultrasonic cleaning
and medical ultrasound. Recent experimental results have demonstrated that the addition of …

[HTML][HTML] Contribution of initial bubble radius distribution to weakly nonlinear waves with a long wavelength in bubbly liquids

T Kanagawa, R Ishitsuka, S Arai, T Ayukai - Physics of Fluids, 2022 - pubs.aip.org
In this study, the weakly nonlinear propagation of plane progressive pressure waves in an
initially quiescent liquid was theoretically investigated. This liquid contains several small …

A tractable mathematical model for rectified diffusion

WR Smith, Q Wang - Journal of Fluid Mechanics, 2022 - cambridge.org
A core unresolved challenge in rectified diffusion is the lack of predictive models, which
allow accurate modelling of the growth of bubbles over millions of cycles of oscillation. The …

[HTML][HTML] The evolution of a three-dimensional microbubble at a corner in a Maxwell fluid

EN O'Brien, M Mahmud, WR Smith, QX Wang… - Physics of …, 2023 - pubs.aip.org
Bubbles often appear in non-Newtonian liquids from nature, engineering to biomedical
applications, but their study has been under research compared to their Newtonian …

[HTML][HTML] Memory-friendly fixed-point iteration method for nonlinear surface mode oscillations of acoustically driven bubbles: from the perspective of high-performance …

P Kalmár, F Hegedűs, D Nagy, L Sándor… - Ultrasonics …, 2023 - Elsevier
A fixed-point iteration technique is presented to handle the implicit nature of the governing
equations of nonlinear surface mode oscillations of acoustically excited microbubbles. The …

Numerical study of micro–sized bubble deformation and shape oscillation in ultrasonic standing wave fields

H Ni, MJ Pang - Chemical Engineering Science, 2024 - Elsevier
To promote the development of science and technology such as underwater explosions,
water cleaning, and medical treatment, it is necessary to understand the mechanism of the …