Results 11 to 20 of about 71,283 (262)

Simulation Analysis of Gas Bubble Formation and Escape in Non-Newtonian Drilling Fluids

open access: yesGeofluids, 2021
In this study, the formation and escape movements of a bubble injected in non-Newtonian drilling fluid through a pore were numerically simulated using a volume of fluid method.
Xinxin Zhao   +7 more
doaj   +1 more source

Vortex bubble formation in pair plasmas [PDF]

open access: yesPhysical Review E, 2013
4 pages of two-column text, 2 ...
Berezhiani, V. I.   +3 more
openaire   +4 more sources

Analysing the power transformer temperature limitation for avoidance of bubble formation

open access: yesHigh Voltage, 2019
Failure of a transformer is a costly incident which can impact power system operation and result in loss of supply to customers. Transformers can fail through a number of mechanisms, one of which is from the formation of bubbles within the insulation ...
James Hill   +6 more
doaj   +1 more source

Modelling ultrasound waves bubble formation in ethanol/ethyl acetate azeotrope mixture [PDF]

open access: yesE3S Web of Conferences, 2019
The separation of an azeotropic mixture such as ethanol/ethyl acetate in distillation process can be enhanced by ultrasound wave. The application of ultrasound wave creates bubble cavitation in the mixture and shifts the vapour-liquid equilibrium ...
Oladokun Olagoke   +9 more
doaj   +1 more source

Healing length and bubble formation in DNA [PDF]

open access: yesPhysical Review E, 2006
We have recently suggested that the probability for the formation of thermally activated DNA bubbles is, to a very good approximation, proportional to the number of soft AT pairs over a length L(n) that depend on the size $n$ of the bubble and on the temperature of the DNA.
Rapti Z   +5 more
openaire   +5 more sources

Bubble Formation in Magma

open access: yesAnnual Review of Earth and Planetary Sciences, 2023
Volcanic eruptions are driven by bubbles that form when volatile species exsolve from magma. The conditions under which bubbles form depend mainly on magma composition, volatile concentration, presence of crystals, and magma decompression rate. These are all predicated on the mechanism by which volatiles exsolve from the melt to form bubbles.
Gardner, James E.   +5 more
openaire   +2 more sources

A Near–Far-Field Model for Bubbles Influenced by External Electrical Fields

open access: yesApplied Sciences, 2019
In this paper, we present a model that is based on near−far-field charged bubble formation and transportation in an underlying dielectric liquid.
Juergen Geiser, Paul Mertin
doaj   +1 more source

Discovery of a New Molecular Bubble–Outflow Structure in the Taurus B18 Cloud

open access: yesThe Astrophysical Journal, 2023
Star formation can produce bubbles and outflows, as a result of stellar feedback. Outflows and bubbles inject momentum and energy into the surrounding interstellar medium, and so are related to the overall energy balance of the molecular cloud. Molecular
Yan Duan   +7 more
doaj   +1 more source

Dissociated prismatic loop punching by bubble growth in FCC metals

open access: yesScientific Reports, 2021
Materials performance can be significantly degraded due to bubble generation. In this work, the bubble growth process is elaborated in Cu by atomistic modeling to bridge the gap of experimental observations. Upon continuous He implantation, bubble growth
Miaomiao Jin   +4 more
doaj   +1 more source

Bubble formation in shear-thinning fluids: Laser image measurement and a novel correlation for detached volume [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2017
A laser image system has been established to quantify the characteristics of growing bubbles in quiescent shear-thinning fluids. Bubble formation mechanism was investigated by comparing the evolutions of bubble instantaneous shape, volume and surface ...
Fan Wenyuan, Yin Xiaohong
doaj   +1 more source

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