Results 41 to 50 of about 937,889 (392)

Experimental Study of Flow Boiling Regimes Occurring in a Microfluidic T-Junction

open access: yesMicromachines, 2023
Microchannel flow boiling is an efficient cooling method for high-heat-flux electronic devices. To understand the flow boiling regime in a T-shaped microchannel, this paper prepared T-shaped microchannels of different sizes and designed an experimental ...
Xiangzhong Bao, Fei Yang, Xuan Zhang
doaj   +1 more source

Analysis of Evaporative Heat Transfer by Expansion Bubble in a Microchannel for High Heat Flux Cooling

open access: yesJournal of Thermal Science and Technology, 2012
The objectives of this study were to establish a theoretical model of the phase change heat transfer in a microchannel and to investigate the possibility of cooling under higher heat flux than the critical heat flux for nucleate boiling.
Junnosuke OKAJIMA   +2 more
doaj   +1 more source

Dynamics of a two-dimensional vapor bubble confined between superheated or subcooled parallel plates [PDF]

open access: yes, 2010
The dynamics of a long, two-dimensional vapor bubble confined in the gap between two superheated or subcooled parallel plates is analyzed theoretically. The unsteady expansion and/or contraction of the bubble is driven by mass transfer between the liquid
Das, K.S., Wilson, S.K.
core   +1 more source

Bubble CPAP: Not All Bubbling Is Good Bubbling [PDF]

open access: yesRespiratory Care, 2013
Since its introduction over 30 years ago,[1][1] bubble CPAP has become an important part of the management of neonatal respiratory distress syndrome. Similar to “ventilator-derived” or “machine-derived” CPAP devices, bubble CPAP devices apply pressure to the neonatal respiratory system ...
openaire   +2 more sources

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

Bubble Dynamics in Soft and Biological Matter

open access: yesAnnual Review of Fluid Mechanics, 2019
Bubbles are present in a large variety of emerging applications, from advanced materials to biology and medicine, as either laser-generated or acoustically driven bubbles.
B. Dollet, P. Marmottant, V. Garbin
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

Simulation of bubbles [PDF]

open access: yesGraphical Models, 2009
We present a novel framework based on a continuous fluid simulator for general simulation of realistic bubbles, with which we can handle as many significant dynamic bubble effects as possible. To capture nature of the very thin liquid film of bubbles, we have developed a regional level set method allowing multi-manifold interface tracking. The regional
Zheng, Wen   +2 more
openaire   +5 more sources

First Observational Tests of Eternal Inflation [PDF]

open access: yes, 2011
The eternal inflation scenario predicts that our observable Universe resides inside a single bubble embedded in a vast inflating multiverse. We present the first observational tests of eternal inflation, performing a search for cosmological signatures of
Feeney, Stephen M.   +3 more
core   +3 more sources

Theoretical Modeling of Bubbling Regimes in Bubble Formation with Bubble-Bubble and Bubble-Wall Interactions

open access: yesJOURNAL OF CHEMICAL ENGINEERING OF JAPAN, 2008
In this study, a theoretical model for prediction of bubbling regimes in bubble formation from a single submerged orifice has been developed. The model takes into account both chamber pressure fluctuations, and bubble–bubble and bubble–wall interactions on bubbling regimes.
Xiao, Z. Y., Tan, R. B. H.
openaire   +3 more sources

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