Results 1 to 10 of about 2,853 (171)

The effect of ultrasound on bulk and surface nanobubbles: A review of the current status [PDF]

open access: yesUltrasonics Sonochemistry, 2021
The generation, and stability of nanobubbles are of particular interest for fundamental research and have potential application in numerous fields. Several attempts were made in the literature to produce nanobubbles through acoustic cavitation.
Xiangning Bu, Muidh Alheshibri
doaj   +4 more sources

Refractive Index of Single Surface Nanobubbles [PDF]

open access: yesChemical & Biomedical Imaging, 2023
Here, we report a label-free optical relative refractive index (RI) sensing technique based on the image contrast of surface plasmon resonance microscopy (SPRM).
Kai Zhou   +6 more
doaj   +4 more sources

A Deliberation on Nanobubbles at Surfaces and in Bulk

open access: yesChemPhysChem, 2012
AbstractSurface and bulk nanobubbles are two types of nanoscopic gaseous domain that have recently been discovered in interfacial physics. Both are expected to be unstable to dissolution because of the high internal pressure driving diffusion and the surface tension which squeezes the gas out, but there is a rapidly growing body of experimental ...
James R T Seddon   +2 more
exaly   +4 more sources

Temperature Dependence of Surface Nanobubbles

open access: yesChemPhysChem, 2012
AbstractThe temperature dependence of nanobubbles was investigated experimentally using atomic force microscopy. By scanning the same area of the surface at temperatures from 51 °C to 25 °C it was possible to track geometrical changes of individual nanobubbles as the temperature was decreased.
Harold J.W. Zandvliet, Detlef Lohse
exaly   +4 more sources

Surface Nanobubbles: Theory, Simulation, and Experiment. A Review [PDF]

open access: yesAdvances in Colloid and Interface Science, 2019
47 pages, 6 ...
Panagiotis E Theodorakis, Zhizhao Che
exaly   +4 more sources

Formation, Dissolution and Properties of Surface Nanobubbles [PDF]

open access: yesJournal of Colloid and Interface Science, 2017
Surface nanobubbles are stable gaseous phases in liquids that form on solid substrates. While their existence has been confirmed, there are many open questions related to their formation and dissolution processes along with their structures and properties, which are difficult to investigate experimentally.
Panagiotis E Theodorakis, Zhizhao Che
exaly   +4 more sources

Acoustothermal Nucleation of Surface Nanobubbles [PDF]

open access: yesNano Letters, 2021
Abstract Ultrasonic surface vibration at high frequencies (O(100 GHz)) can nucleate bubbles in a liquid within a few nanometres from a surface, but the underlying mechanism and the role of surface wettability remain poorly understood.
Saikat Datta   +3 more
openaire   +5 more sources

Nanobubble Dynamics in Aqueous Surfactant Solutions Studied by Liquid-Phase Transmission Electron Microscopy

open access: yesEngineering, 2021
Nanobubbles have attracted considerable attention in various industrial applications due to their exceptionally long lifetime and their potential as carriers at the nanoscale.
Yuna Bae   +7 more
doaj   +1 more source

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

Collapse of Surface Nanobubbles [PDF]

open access: yesPhysical Review Letters, 2015
Surface attached nanobubbles populate surfaces submerged in water. These nanobubbles have a much larger contact angle and longer lifetime than predicted by classical theory. Moreover, it is difficult to distinguish them from hydrophobic droplets, e.g., polymeric contamination, using standard atomic force microscopy.
Chan, Chon U.   +3 more
openaire   +3 more sources

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