Results 1 to 10 of about 400,401 (312)

Modeling of surface cleaning by cavitation bubble dynamics and collapse

open access: yesUltrasonics Sonochemistry, 2016
Surface cleaning using cavitation bubble dynamics is investigated numerically through modeling of bubble dynamics, dirt particle motion, and fluid material interaction.
Anil Kapahi   +2 more
exaly   +2 more sources

A unified theory for bubble dynamics [PDF]

open access: yesThe Physics of Fluids, 2023
In this work, we established a novel theory for the dynamics of oscillating bubbles such as cavitation bubbles, underwater explosion bubbles, and air bubbles.
A-Man Zhang   +4 more
semanticscholar   +1 more source

Physical Model of a Single Bubble Growth during Nucleate Pool Boiling

open access: yesFluids, 2022
A simplified physical model of a single bubble growth during nucleate pool boiling was developed. The model was able to correlate the experimentally observed data of the bubble’s growth time and its radius evolution with the use of the appropriate input ...
Jure Voglar
doaj   +1 more source

Experimental study on convection heat transfer in rectangular channel with partial blockage

open access: yesHe jishu, 2021
BackgroundThe surface bubbles of the plate-type fuel assembly can cause particle blockage accident in rectangular channel.PurposeThis study aims to investigate the convective heat transfer in a partially blockage rectangular channel by experiments ...
GUO Jiuyuan   +4 more
doaj   +1 more source

Bubble growth and departure modes on wettable/non-wettable porous foams in alkaline water splitting

open access: yesJoule, 2021
Summary Bubble growth and departure are ubiquitous phenomena in gas-evolving reactions, which govern the overall energy and mass transport. However, an in-depth understanding of the relationship between bubble dynamics and the electrochemical processes ...
Ryuichi Iwata   +6 more
semanticscholar   +1 more source

Vertically neutral collapse of a pulsating bubble at the corner of a free surface and a rigid wall

open access: yesJournal of Fluid Mechanics, 2023
Vertically neutral collapse of a pulsating bubble occurs when the boundaries above or below the bubble balance the buoyancy effect over a pulsation. In this study, the vertically neutral collapse of a bubble near a vertical rigid wall below the free ...
Shi-Min Li   +4 more
semanticscholar   +1 more source

Boron-doped diamond electrode modified by polytetrafluoroethylene to enhance the degradation of atrazine

open access: yes浙江大学学报. 农业与生命科学版, 2022
Atrazine (ATZ) is one of the most popular herbicides, and the pollution of atrazine to surface water and groundwater has aroused people’s concern, which is urgent to research and develop water purification technology to deal with it. Boron-doped diamond (
DING Jia, LI Yu, GUAN Baohong
doaj   +1 more source

Facile Fabrication of Single-Layer Janus Membrane for Underwater Bubble Unidirectional Transport

open access: yesFrontiers in Physics, 2022
Janus membranes with superwetting play an important role in many fields, such as oil/water separation, unidirectional fluid transportation, microfluidic devices, intelligent ion valve, mass/heat transfer applications, etc.
Chunhua Liu   +7 more
doaj   +1 more source

The Life of a Surface Bubble

open access: yesMolecules, 2021
Surface bubbles are present in many industrial processes and in nature, as well as in carbonated beverages. They have motivated many theoretical, numerical and experimental works.
Jonas Miguet   +2 more
doaj   +1 more source

A theoretical model for compressible bubble dynamics considering phase transition and migration [PDF]

open access: yesJournal of Fluid Mechanics
A novel theoretical model for bubble dynamics is established that simultaneously accounts for the liquid compressibility, phase transition, oscillation, migration, ambient flow field, etc.
A-man Zhang   +5 more
semanticscholar   +1 more source

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