Results 31 to 40 of about 235,420 (293)

Bubble Dynamics in Laser Lithotripsy [PDF]

open access: yesJournal of Physics: Conference Series, 2015
Laser lithotripsy is a medical procedure for fragmentation of urinary stones with a fiber guided laser pulse of several hundred microseconds long. Using high-speed photography, we present an in-vitro study of bubble dynamics and stone motion induced by Ho:YAG laser lithotripsy.
Mohammadzadeh, Milad   +2 more
openaire   +2 more sources

Simple improvements to classical bubble nucleation models [PDF]

open access: yes, 2015
We revisit classical nucleation theory (CNT) for the homogeneous bubble nucleation rate and improve the classical formula using a new prefactor in the nucleation rate.
Angélil, Raymond   +3 more
core   +3 more sources

Dynamics of false-vacuum bubbles [PDF]

open access: yesPhysical Review D, 1987
The possibility of localized inflation is investigated by calculating the dynamics of a spherically symmetric region of false vacuum which is separated by a domain wall from an infinite region of true vacuum. For a range of initial conditions, the false-vacuum region will undergo inflation.
, Blau, , Guendelman, , Guth
openaire   +2 more sources

Three-dimensional Modeling of the Interaction of a Bubble pair with a Rigid Wall using Boundary Integral Method

open access: yesZanco Journal of Pure and Applied Sciences
This study examines the three-dimensional dynamics of two gas bubbles near a horizontal rigid wall, focusing on how inter-bubble distance affects their shape, size, and jet formation.
Imad A. Aziz
doaj   +1 more source

Gas Bubble Dynamics During Methane Hydrate Formation and its Influence on Geophysical Properties of Sediment Using High-Resolution Synchrotron Imaging and Rock Physics Modeling

open access: yesFrontiers in Earth Science, 2022
Gas bubble in aquatic sediments has a significant effect on its geophysical and geomechanical properties. Recent studies have shown that methane gas and hydrate can coexist in gas hydrate–bearing sediments.
B. N. Madhusudhan   +6 more
doaj   +1 more source

Dynamics of gas bubble growth in a supersaturated solution with Sievert's solubility law

open access: yes, 2009
This paper presents a theoretical description of diffusion growth of a gas bubble after its nucleation in supersaturated liquid solution. We study systems where gas molecules completely dissociate in the solvent into two parts, thus making Sievert's ...
A. E. Kuchma   +4 more
core   +1 more source

Bubble Lift-off Size in Forced Convective Subcooled Boiling Flow [PDF]

open access: yes, 2005
Forced convective subcooled boiling flow experiments were conducted in a BWR-scaled vertical upward annular channel. Water was used as the testing fluid, and the tests were performed at atmospheric pressure.
Al-Hayes   +28 more
core   +2 more sources

Bubble Dynamics [PDF]

open access: yesThe Journal of the Acoustical Society of America, 1972
Recent work on vapor cavities and gas-filled bubbles will be discussed.
openaire   +1 more source

Neural ‘Bubble’ Dynamics Revisited [PDF]

open access: yesCognitive Computation, 2013
In this paper, we revisit the work of John G Taylor on neural 'bubble' dynamics in two-dimensional neural field models. This builds on original work of Amari in a one-dimensional setting and makes use of the fact that mathematical treatments are much simpler when the firing rate function is chosen to be a Heaviside.
Paul C. Bressloff, Stephen Coombes
openaire   +3 more sources

Dynamics of cavitation bubbles in viscous liquids in a tube during a transient process

open access: yesUltrasonics Sonochemistry
We experimentally, numerically, and theoretically investigate the dynamics of cavitation bubbles in viscous liquids in a tube during a transient process.
Zhichao Wang   +5 more
doaj   +1 more source

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