Results 11 to 20 of about 29,704 (268)

Effects of air oversaturation and wettability on ultrasonication-generated surface microbubbles and their implications for froth flotation [PDF]

open access: yesUltrasonics Sonochemistry
Surface microbubbles generated during ultrasonic pretreatment can enhance froth flotation. However, the effective utilization of these microbubbles requires air-oversaturated conditions in the liquid after ultrasonication.
Ming Xu, Haijun Zhang, Martin Rudolph
doaj   +2 more sources

Sonoporation Using Nanoparticle-Loaded Microbubbles Increases Cellular Uptake of Nanoparticles Compared to Co-Incubation of Nanoparticles and Microbubbles

open access: yesPharmaceutics, 2021
Therapeutic agents can benefit from encapsulation in nanoparticles, due to improved pharmacokinetics and biodistribution, protection from degradation, increased cellular uptake and sustained release.
Yrr Mørch   +2 more
exaly   +3 more sources

Microstructures in Theranostic Microbubbles [PDF]

open access: yes, 2022
Microbubbles can be used in combination with ultrasound for local drug delivery, thereby achieving high therapeutic efficacy with limited systemic adverse effects.
Langeveld, Simone A.G.
core   +16 more sources

Development of Ultrasound Microbubbles and Phase Shift Microbubbles in Theranostics. [PDF]

open access: yesWiley Interdiscip Rev Nanomed Nanobiotechnol
ABSTRACT Ultrasound is widely used for diagnostic imaging and therapy. Microbubbles (MB) are effective reflectors of ultrasound and cavitation enhancers, hence their roles in diagnostic and therapeutic ultrasound. MB must be of controlled size, concentration, biocompatible, and stable for biomedical use.
Meuillet EJ, Unger EC.
europepmc   +2 more sources

DEVELOPMENT OF A FLUIDIC OSCILLATOR-DRIVEN FLOTATION SYSTEM [PDF]

open access: yes, 2013
Treatment of liquid effluents is a serious challenge owing to the high stability and colloidal nature of the particles. In many applications, microbubbles (5 bars and consequently consuming ~90% of the total energy required in water purification plants ...
Hanotu, James
core   +6 more sources

Preparation of Nanoparticle-Loaded Microbubbles via an Electrohydrodynamic Atomization Process

open access: yesApplied Sciences, 2022
Microbubbles have been widely used in many research fields due to their outstanding physicochemical properties and unique structural characteristics, especially as ultrasonic contrast agents and drug delivery carriers.
Xin-Bin Nie   +5 more
doaj   +1 more source

The Impact of Lipid Handling and Phase Distribution on the Acoustic Behavior of Microbubbles

open access: yesPharmaceutics, 2021
Phospholipid-coated microbubbles are ultrasound contrast agents that can be employed for ultrasound molecular imaging and drug delivery. For safe and effective implementation, microbubbles must respond uniformly and predictably to ultrasound.
Simone A.G. Langeveld   +5 more
doaj   +1 more source

Microbubble surface modes [PDF]

open access: yesIEEE Ultrasonics Symposium, 2004, 2005
We have investigated surface vibrations generated by ultrasound excitation of individual unencapsulated micron-sized bubbles. In addition, we present surface modes (n=2 and 3) observed for phospholipid-coated ultrasound contrast agents excited through excitation of radial modes at frequencies between 1 and 4 MHz.
Versluis, Michel   +6 more
openaire   +3 more sources

Microbubbles as Self-Propelling Motors [PDF]

open access: yes, 2023
Self-powered active micro/nanomotors have gained significant research attention in the scientific community due to their unique dynamics and emergent behaviors in response to various external stimuli.
Niyati, Shah   +5 more
core   +1 more source

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

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