Results 41 to 50 of about 104,071 (312)

The distribution of bubble sizes during reionization [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2016
replaced to match published version in MNRAS, conclusions ...
Lin, Yin   +3 more
openaire   +5 more sources

Hydrodynamics, acoustics and scaling of traveling bubble cavitation [PDF]

open access: yes, 1994
Recent observations of the geometries of growing and collapsing bubbles over axisymmetric headforms have revealed the complexity of the "microfluidmechanics" associated with these flows (Hamilton et al., 1982, Briancon Marjollet and Franc, 1990, Ceccio ...
Kuhn de Chizelle, Yan P.
core   +1 more source

Influence of liquid surface tension (surfactants) on bubble formation at rigid and flexible orifices [PDF]

open access: yes, 2004
The influence of liquid surface tension on the bubble formation from both rigid and flexible orifice has been investigated. The liquid phases under test are aqueous solutions with butanol or surfactants (cationic, non-ionic and anionic); static and ...
Hebrard, Gilles, Loubière, Karine
core   +1 more source

Application of the double optic probe technique to distorted tumbling bubbles in aqueous or organic liquid [PDF]

open access: yes, 2005
The optic probe technique is widely used to investigate bubble reactors. To derive values of bubble local velocities and bubble local sizes, a specific signal treatment is usually applied under severe assumptions for bubble path and shape.
Billet, Anne-Marie   +4 more
core   +1 more source

Size Distribution and Mean Diameter of Microbubbles in Different Types of Ejector Bubble Generators [PDF]

open access: yesJournal of Applied Fluid Mechanics
This study investigates the influence of air discharge on bubble size distribution across various types of bubble generators. Air discharge rates were adjusted between 0.1 lpm and 1.0 lpm for ejector, ejector-barrier plate, and venturi bubble generators,
I. Catrawedarma   +3 more
doaj   +1 more source

Numerical simulation of bubble dispersion in turbulent Taylor-Couette flow [PDF]

open access: yes, 2014
We investigate bubble dispersion in turbulent Taylor-Couette flow. The aim of this study is to describe the main mechanisms yielding preferential bubble accumulation in near-wall structures of the flow.
CLIMENT, Eric   +7 more
core   +1 more source

Estimation of Bubble Size and Gas Dispersion Property in Column Flotation

open access: yesSeparations
This study investigates bubble size measurements, bubble characteristics, and the relationship between key operating variables and gas dispersion properties in column flotation.
HyunSoo Kim, Chul-Hyun Park
doaj   +1 more source

Preliminary numerical study of single bubble dynamics in swirl flow using volume of fluid method

open access: yesNuclear Engineering and Technology, 2021
Spacer grid with mixing vane had been widely used in nuclear reactor core. One of the main feather of spacer grid with mixing vane was that strong swirl flow was formed after the spacer grid.
Zhongchun Li   +6 more
doaj   +1 more source

How Nanoparticle Size and Bubble Merging is Governed by Short-Range Spatially-Controlled Double-Beam Laser Ablation in Liquids

open access: yes, 2023
Pulsed laser ablation in liquid (LAL) is a method for synthesizing nanoparticles with controlled composition and high purity. However, current research predominantly examines isolated cavitation bubbles, overlooking real-world LAL scenarios where ...
Stephan, Barcikowski   +3 more
core   +1 more source

Experiments and modelling of a draft tube airlift reactor operated at high gas throughputs [PDF]

open access: yes, 2013
One-dimensional modelling of global hydrodynamics and mass transfer is developed for an annulus sparged draft tube airlift reactor operating at high gas throughputs.
Colombet, Damien   +3 more
core   +1 more source

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