Results 11 to 20 of about 1,523 (182)

On the theory of multiple encapsulated microbubbles interaction: Effect of lipid shell thickness

open access: yesCase Studies in Thermal Engineering, 2023
Encapsulated microbubbles are empty, micrometer-sized, spherical bubbles, typically micron which are used in many applications as lipid-shells in soft tissues.
Ahmed K. Abu-Nab, Ali F. Abu-Bakr
doaj   +1 more source

Nonspherical ultrasound microbubbles

open access: yesProceedings of the National Academy of Sciences, 2023
Surface tension provides microbubbles (MB) with a perfect spherical shape. Here, we demonstrate that MB can be engineered to be nonspherical, endowing them with unique features for biomedical applications. Anisotropic MB were generated via one-dimensionally stretching spherical poly(butyl cyanoacrylate) MB above their glass transition temperature ...
Dasgupta, Anshuman   +25 more
openaire   +2 more sources

Growth of Laser-Induced Microbubbles inside Capillary Tubes Affected by Gathered Light-Absorbing Particles

open access: yesMicromachines, 2022
Microbubbles have important applications in optofluidics. The generation and growth of microbubbles is a complicated process in microfluidic channels.
Jia-Wen He   +5 more
doaj   +1 more source

High-speed optical observations of asymmetric pulsations of microbubbles released from tablet matrix

open access: yesCurrent Directions in Biomedical Engineering, 2023
Microbubbles with a negligible shell are of utmost importance in the study of harmonic ultrasound contrast agents. The purpose of this study was to collect and quantify experimental pulsation footage of gas microbubbles released from tablet matrix under ...
Anderton Nicole   +7 more
doaj   +1 more source

Microbubbles in Food Technology

open access: yesAnnual Review of Food Science and Technology, 2023
Microbubbles are largely unused in the food industry yet have promising capabilities as environmentally friendly cleaning and supporting agents within products and production lines due to their unique physical behaviors. Their small diameters increase their dispersion throughout liquid materials, promote reactivity because of their high specific ...
Jiakai, Lu   +3 more
openaire   +2 more sources

A Simulation for Detecting Nonlinear Echoes from Microbubbles Packets

open access: yesArchives of Acoustics, 2014
This work presents a simulation of the response of packets of microbubbles in an ultrasonic pulse-echo scan line. Rayleigh-Plesset equation has been used to predict the echo from numerically obtained radial dynamics of microbubbles. Varying the number of
Mohamed Galal Sayed ALI   +2 more
doaj   +1 more source

Separation of chemically modified carbon nanotubes by surfactant free microbubble generation

open access: yesAIP Advances, 2020
Bubble separation is a widely used and effective method for separating solids from liquids. In this study, we propose a method to generate roughly ∼104 microbubbles/μl in an ethanol–water solution (surfactant-free) by subjecting the container of the ...
Hsin-Chieh Lee   +2 more
doaj   +1 more source

Characterization of Direct Localization Algorithms for Ultrasound Super-Resolution Imaging in a Multibubble Environment: A Numerical and Experimental Study

open access: yesIEEE Access, 2022
Localization plays a significant role in the production of ultrasound localization microscopy images. For instance, detecting more microbubbles reduces the time of acquisition, while localizing them more accurately improves the resolution of the images ...
Aline Xavier   +2 more
doaj   +1 more source

Integration of microbubbles with biomaterials in tissue engineering for pharmaceutical purposes

open access: yesHeliyon, 2020
Tissue engineering with the aid of biomaterials is a novel and promising knowledge aiming at improving human life expectancy. Besides, microbubbles are increasingly employed in biomedical applications due to their capability as a reservoir of therapeutic
Javad Esmaeili   +3 more
doaj   +1 more source

Microbubbles Stabilized by Protein Shell: From Pioneering Ultrasound Contrast Agents to Advanced Theranostic Systems

open access: yesPharmaceutics, 2022
Ultrasound is a widely-used imaging modality in clinics as a low-cost, non-invasive, non-radiative procedure allowing therapists faster decision-making.
Polina G. Rudakovskaya   +5 more
doaj   +1 more source

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