Bubbly flow velocity measurement in multiple scattering regime.
Sign Up to like & getrecommendations! Published in 2019 at "Ultrasonics"
DOI: 10.1016/j.ultras.2019.03.005
Abstract: We propose a technique to measure the velocity of a bubble cloud based on the coda correlation. The method is founded on successive recordings of multiple scattered waves from a bubble cloud. Our model predicts… read more here.
Keywords: flow velocity; velocity; multiple scattering; bubbly flow ... See more keywords
Numerical study of acoustically driven bubble cloud dynamics near a rigid wall.
Sign Up to like & getrecommendations! Published in 2018 at "Ultrasonics sonochemistry"
DOI: 10.1016/j.ultsonch.2017.08.033
Abstract: The dynamics of a bubble cloud excited by a sinusoidal pressure field near a rigid wall is studied using a novel Eulerian/Lagrangian two-phase flow model. The effects of key parameters such as the amplitude and… read more here.
Keywords: frequency; cloud; wall; excitation ... See more keywords
Growth of a bubble cloud in CO2-saturated water under microgravity.
Sign Up to like & getrecommendations! Published in 2020 at "Soft matter"
DOI: 10.1039/d0sm00015a
Abstract: The diffusion-driven growth of a dense cloud of bubbles immersed in a gas-supersaturated liquid is a problem that finds applications in several modern technologies such as solvent-exchange micro-reactors, nanotechnology or the manufacturing of foamy materials.… read more here.
Keywords: co2; growth; cloud; bubble cloud ... See more keywords
Effects of f-number on the histotripsy intrinsic threshold and cavitation bubble cloud behavior.
Sign Up to like & getrecommendations! Published in 2017 at "Physics in medicine and biology"
DOI: 10.1088/1361-6560/aa54c7
Abstract: Histotripsy is an ultrasound ablation method that depends on the initiation of a cavitation bubble cloud to fractionate soft tissue. Although previous work has provided significant insight into the process of intrinsic threshold histotripsy, the… read more here.
Keywords: cavitation bubble; histotripsy; effects number; number ... See more keywords
Observation and modulation of the dissolution of histotripsy-induced bubble clouds with high-frame rate plane wave imaging.
Sign Up to like & getrecommendations! Published in 2019 at "Physics in medicine and biology"
DOI: 10.1088/1361-6560/ab1a64
Abstract: Focused ultrasound therapies are a noninvasive means to ablate tissue. Histotripsy utilizes short ultrasound pulses with sufficient tension to nucleate bubble clouds that impart lethal strain to the surrounding tissues. Tracking bubble cloud dissolution between… read more here.
Keywords: plane wave; histotripsy; bubble cloud; dissolution ... See more keywords
Effects of Salinity on Bubble Cloud Characteristics
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Marine Science and Engineering"
DOI: 10.3390/jmse6010001
Abstract: A laboratory experiment investigates the influence of salinity on the characteristics of bubble clouds in varying saline solutions. Bubble clouds were generated with a water jet. Salinity, surface tension, and water temperature were monitored. Measured… read more here.
Keywords: salinity; void fraction; effects salinity; cloud ... See more keywords