Results 41 to 50 of about 5,759 (219)

Thermodynamics of Surface Nanobubbles [PDF]

open access: yesLangmuir, 2016
In this paper, we examine the thermodynamic stability of surface nanobubbles. The appropriate free energy is defined for the system of nanobubbles on a solid surface submerged in a supersaturated liquid solution at constant pressure and temperature, under conditions where an individual nanobubble is not in diffusive contact with a gas phase outside of ...
Leila, Zargarzadeh, Janet A W, Elliott
openaire   +2 more sources

Effects of Surface Tension on the Stability of Surface Nanobubbles

open access: yesFrontiers in Physics, 2021
The existence of surface nanobubbles has already been confirmed by variable detection methods, but the mechanism of their extraordinary stability remains unclear and has aroused widespread research interest in the past 2 decades.
Yongcai Pan   +3 more
doaj   +1 more source

Micro/Nanobubbles Driven Multimodal Imaging and Theragnostics of Cancer [PDF]

open access: yesAdvanced Ultrasound in Diagnosis and Therapy, 2021
Ultrasound imaging has attracted great interest of researchers due to their application in cancer diagnosis and treatment. Ultrasound contrast agents, microbubbles and nanobubbles are widely explored as a multifunctional platform, not only carrying other
Xiaoting Zhang, BS, Zhifei Dai, PhD
doaj   +1 more source

Stability and Free Radical Production for CO2 and H2 in Air Nanobubbles in Ethanol Aqueous Solution

open access: yesNanomaterials, 2022
In this study, 8% hydrogen (H2) in argon (Ar) and carbon dioxide (CO2) gas nanobubbles was produced at 10, 30, and 50 vol.% of ethanol aqueous solution by the high-speed agitation method with gas.
Zhenyao Han   +8 more
doaj   +1 more source

Construction of ultrasonic nanobubbles carrying CAIX polypeptides to target carcinoma cells derived from various organs

open access: yesJournal of Nanobiotechnology, 2017
Background Ultrasound molecular imaging is a novel diagnostic approach for tumors, whose key link is the construction of targeted ultrasound contrast agents.
Lianhua Zhu   +6 more
doaj   +1 more source

Nanobubble Enhances Rutile Flotation Separation in Styrene Phosphoric Acid System

open access: yesSeparations, 2023
Due to the weak hydrophobicity of styrene phosphoric acid (SPA), the amount used as a collector for rutile flotation is too large, resulting in high beneficiation costs. In this study, SPA was modified by nanobubbles to enhance its hydrophobicity.
Yonghai Wang, Wei Xiao, Wenqing Qin
doaj   +1 more source

How bulk nanobubbles might survive

open access: yes, 2020
The existence of bulk nanobubbles has long been regarded with scepticism, due to the limitations of experimental techniques and the widespread assumption that spherical bubbles cannot achieve stable equilibrium.
An, Hongjie   +2 more
core   +1 more source

Formation and coalescence of nanobubbles under controlled gas concentration and species

open access: yesAIP Advances, 2018
Using molecular dynamics simulations, the effects of gas concentration and species on the coalescence and growth of nanobubbles were systematically investigated.
Chenliang Li   +3 more
doaj   +1 more source

Stable bulk nanobubbles can be regarded as gaseous analogues of microemulsions

open access: yes, 2022
In our previous work [Phys. Chem. Chem. Phys. 2022, 24, 9685], we show with molecular dynamics simulations that bulk nanobubbles can be stabilized by forming a compressed amphiphile monolayer at bubble interfaces.
Changsheng, Chen   +2 more
core   +1 more source

Deformation of Surface Nanobubbles Induced by Substrate Hydrophobicity [PDF]

open access: yes, 2016
Recent experimental measurements have shown that there exists a population of nanobubbles with different curvature radii, whereas both computer simulations and theoretical analysis indicated that the curvature radii of different nanobubbles should be the
Song, F (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, 15 Beisihuanxi Rd, Beijing 100190, Peoples R China.   +5 more
core   +1 more source

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