Thermodynamic effects on nanobubble's collapse-induced erosion using molecular dynamic simulation

M Ghoohestani, S Rezaee, E Kadivar, O el Moctar - Physics of Fluids, 2023 - pubs.aip.org
Using molecular dynamics simulation, we studied thermodynamic effects of a nanobubble's
collapse-induced erosion occurring at different ambient temperatures. We analyzed the …

Numerical study of bubble dynamics near a solid wall with a gas-entrapping hole

TN Duy, VT Nguyen, TH Phan, QT Nguyen, SH Park… - Ocean …, 2023 - Elsevier
Bubble dynamics with highly nonlinear interactions between an oscillating bubble and gas-
liquid interface in the vicinity of a rigid wall with a gas-entrapping hole were numerically …

Atomistic insight into the shock-induced bubble collapse in water

S Rawat, N Mitra - Physics of Fluids, 2023 - pubs.aip.org
Atomistic simulations are employed to investigate the dynamics of shock-induced bubble
collapse in water. Two types of bubbles (an empty bubble and a bubble filled with N 2 gas) …

[HTML][HTML] Continuous motion of particles attached to cavitation bubbles

F Xu, Y Liu, M Chen, J Luo, L Bai - Ultrasonics Sonochemistry, 2024 - Elsevier
Microbubble-mediated therapeutic gene or drug delivery is a promising strategy for various
cardiovascular diseases (CVDs), but the efficiency and precision need to be improved. Here …

Dynamics of a bubble-pair between two parallel rigid walls

JA Agha, KMA Manmi, A Dadvand - Ocean Engineering, 2024 - Elsevier
The dynamics of two gas bubbles placed side-by-side in liquid between parallel rigid plates
is studied numerically using the multiphase volume of fluid (VOF) model in OpenFOAM. This …

Manipulation of the collapse direction of the cavitation bubbles near the boundary with attached gas plastron

Z Wei, C Zhang, C Shen, M Zhu, Z Xin, L Wang… - Physics of …, 2023 - pubs.aip.org
This paper studies the collapse of spark-charged bubbles on hydrophobic surfaces to which
a gas plastron (gas layer) adheres. Through high-speed imaging, bubbles appear as jets …

Special issue on flow cavitation

BC Khoo, AJ Giacomin, SG Hatzikiriakos, KA Feigl… - Physics of …, 2023 - pubs.aip.org
Cavitation is, in general, a phenomenon in fluid dynamics characterized by the formation
and typically sudden collapse of vapor-or gas-filled cavities or bubbles within a liquid. This …

Investigations on the jets and shock waves of a cavitation bubble collapsing between a wall and a particle

J Hu, Y Liu, J Duan, Y Liu, J Yu, X Zheng, Y Zhang… - Physics of …, 2024 - pubs.aip.org
The simultaneous presence of particles and cavitation bubbles has a deleterious effect on
the performance and safety of hydraulic machinery through the generation of jets and shock …

Pressure waves from air gun bubbles: A numerical analysis based on the finite volume method

SP Wang, H Geng, S Zhang, SW Wang - Physics of Fluids, 2024 - pubs.aip.org
Pressure waves emitted from the air gun contain many frequencies, among which low-
frequency waves are desirable for exploration and imaging, while high-frequency waves …

Comparison of vortex cut and vortex ring models for toroidal bubble dynamics in underwater explosions

L Han, T Zhang, D Yang, R Han, S Li - Fluids, 2023 - mdpi.com
The jet impact from a collapsing bubble is an important mechanism of structural damage in
underwater explosions and cavitation erosion. The Boundary Integral Method (BIM) is widely …