Results 51 to 60 of about 51,778 (325)

Mitigation of Emerging Contaminants in Hospital Wastewater: Ozone Microbubbles as an Innovative Treatment Approach [PDF]

open access: yesE3S Web of Conferences
This review article explores the challenges posed by emerging contaminants present in hospital wastewater and investigates the potential of ozone microbubbles as an innovative treatment approach.
Verinda Sera Budi   +6 more
doaj   +1 more source

Smart Face Masks as Wearable Respiratory Sensors: A Review of Sensor Technologies, Materials, and Future Directions

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in smart face masks that actively monitor breathing. By integrating humidity, gas, temperature, pressure, strain, and triboelectric sensors, these masks track key respiratory parameters in real time. The article summarizes sensor mechanisms, compares performance across studies, and discusses challenges and future ...
Negin Faramarzi   +7 more
wiley   +1 more source

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.
Sofie Snipstad   +4 more
doaj   +1 more source

Nanotherapies for Atherosclerosis: Targeting, Catalysis, and Energy Transduction

open access: yesAdvanced Healthcare Materials, EarlyView.
Atherosclerosis management is hindered by poor drug targeting and plaque heterogeneity. Nanotechnology overcomes these barriers via three core strategies: (1) target‐engineered nanocarriers that achieve lesion‐specific precision via ligand modification, biomimetic camouflage, stimuli‐responsive release, and self‐propelling nanomotors; (2) catalytic ...
Yuqi Yang   +4 more
wiley   +1 more source

Improvement of Detection Sensitivity of Microbubbles as Sensors to Detect Ambient Pressure

open access: yesSensors, 2018
Microbubbles are considered a promising tool for noninvasive estimation of local blood pressure. It is reported that the subharmonic scattering amplitude of microbubbles decreases by 9 to 12 dB when immersed in the media under an ambient pressure ...
Fei Li, Deyu Li, Fei Yan
doaj   +1 more source

Review of Bubble Applications in Microrobotics: Propulsion, Manipulation, and Assembly

open access: yesMicromachines, 2022
In recent years, microbubbles have been widely used in the field of microrobots due to their unique properties. Microbubbles can be easily produced and used as power sources or tools of microrobots, and the bubbles can even serve as microrobots ...
Yuting Zhou, Liguo Dai, Niandong Jiao
doaj   +1 more source

Inhibition of Trophoblast-Induced Spiral Artery Remodeling Reduces Placental Perfusion in Rat Pregnancy. [PDF]

open access: yes, 2010
Rats harboring the human angiotensinogen and human renin genes develop preeclamptic features in pregnancy. The preeclamptic rats exhibit a deeper trophoblast invasion associated with a reduced resistance index by uterine Doppler.
Cartwright, JE   +12 more
core   +1 more source

All‐Optical Reconfigurable Physical Unclonable Function for Sustainable Security

open access: yesAdvanced Materials, EarlyView.
An all‐optical reconfigurable physical unclonable function (PUF) is demonstrated using plasmonic coupling–induced sintering of optically trapped gold nanoparticles, where Brownian motion serves as a robust entropy source. The resulting optical PUF exhibits high encoding density, strong resistance to modeling attacks, and practical authentication ...
Jang‐Kyun Kwak   +4 more
wiley   +1 more source

Adhesion of Bio-Functionalized Ultrasound Microbubbles to Endothelial Cells by Targeting to Vascular Cell Adhesion Molecule-1 Under Shear Flow [Corrigendum]

open access: yesInternational Journal of Nanomedicine, 2023
Yang H, Xiong X, Zhang L, Wu C, Liu Y. Int J Nanomedicine. 2011;6:2043–2051. An error during the preparation and figure assembly of Figure 7A on page 2049 led to the non-specific IgG group being inadvertently duplicated from the Control group. The
Yang H, Xiong X, Zhang L, Wu C, Liu Y
doaj  

The impact of vaporized nanoemulsions on ultrasound-mediated ablation [PDF]

open access: yes, 2013
BACKGROUND: The clinical feasibility of using high-intensity focused ultrasound (HIFU) for ablation of solid tumors is limited by the high acoustic pressures and long treatment times required.
Kopechek, Jonathan A.   +2 more
core   +1 more source

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