Droplet impact on a wavy liquid film under multi-axis lateral vibrations
Sign Up to like & getrecommendations! Published in 2020 at "Experiments in Fluids"
DOI: 10.1007/s00348-020-03010-9
Abstract: Droplet impact on a miscible liquid film finds several applications in scientific and engineering problems. Here, we report that how pre-existing perturbations of a target liquid film, in the form of surface waves, change the… read more here.
Keywords: wavy liquid; liquid film; droplet impact; film ... See more keywords
Dynamic spreading characteristics of droplet on the hydrophobic surface with microstructures
Sign Up to like & getrecommendations! Published in 2020 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"
DOI: 10.1016/j.colsurfa.2020.125693
Abstract: Abstract The behaviors of droplet impact on the two different microstructures (regular micro-grooved structure and irregular microstructure) exhibiting hydrophobic features are investigated experimentally in this study. Images captured by the high-speed cameras are used to… read more here.
Keywords: dimensionless; spreading characteristics; droplet; surface ... See more keywords
Transport dynamics of droplet impact on the wedge-patterned biphilic surface
Sign Up to like & getrecommendations! Published in 2020 at "Experimental Thermal and Fluid Science"
DOI: 10.1016/j.expthermflusci.2019.110020
Abstract: Abstract Droplet impact on biphilic surfaces with a wettability contrast has been intensively studied in recent years. In this work the effects of tilting and apex angles on droplet transport dynamics after impacting on a… read more here.
Keywords: patterned biphilic; surface; biphilic surface; droplet impact ... See more keywords
Simultaneous multiple droplet impact and their interactions on a heated surface
Sign Up to like & getrecommendations! Published in 2021 at "Experimental Thermal and Fluid Science"
DOI: 10.1016/j.expthermflusci.2020.110255
Abstract: Abstract Multiple droplet impact on a heated sapphire glass is experimentally investigated to compare the hydrodynamic behavior of single and multiple droplet cases employing high-speed imaging techniques. Experiments are performed for a wide range of… read more here.
Keywords: uprising sheet; surface; droplet; multiple droplet ... See more keywords
Fundamental study of porcine drip bloodstains on fabrics: Blood droplet impact and wicking dynamics.
Sign Up to like & getrecommendations! Published in 2020 at "Forensic science international"
DOI: 10.1016/j.forsciint.2020.110614
Abstract: The underlying physics in bloodstain formation on fabrics is not well understood, despite its importance in bloodstain pattern analysis (BPA). This paper presents a fundamental study of the formation of drip bloodstains on fabrics, by… read more here.
Keywords: impact wicking; impact; wicking dynamics; blood ... See more keywords
Explosive behavior during binary-droplet impact on superheated substrates
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2020.119658
Abstract: Abstract Droplet impact on superheated smooth solids has attracted enormous attention since Leidenfrost reported the eponymous phenomenon over 250 years ago. The related literature has almost exclusively focused on pure liquids, which maintain their volume… read more here.
Keywords: impact superheated; superheated substrates; droplet; impact ... See more keywords
Axial spreading of droplet impact on ridged superhydrophobic surfaces.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of colloid and interface science"
DOI: 10.1016/j.jcis.2021.04.078
Abstract: HYPOTHESIS Due to the complex hydrodynamics of droplet impact on ridged superhydrophobic surfaces, quantitative droplet spreading characteristics are unrevealed, limiting the practical applications of ridged superhydrophobic surfaces. During droplet impacting, the size ratio (the ratio… read more here.
Keywords: axial spreading; superhydrophobic surfaces; size; droplet impact ... See more keywords
A lattice Boltzmann study on dripping process during 2D droplet impact onto a wetted rotating cylinder
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2018.11.087
Abstract: Abstract In this study, two dimensional droplet impact onto a wetted rotating circular cylinder is investigated using the lattice Boltzmann method for the first time. A general off-lattice boundary treatment is implemented for this purpose.… read more here.
Keywords: impact onto; cylinder; droplet; lattice ... See more keywords
Miscibility and wettability: how interfacial tension influences droplet impact onto thin wall films
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2020.944
Abstract: Abstract The influence of miscibility and liquid wettability during droplet impact onto thin wall films is investigated experimentally. Despite similar liquid properties and impact conditions, differences in the splashing limit, in the crown extension and… read more here.
Keywords: impact onto; interfacial tension; onto thin; wall ... See more keywords
Dynamic Behavior of Droplet Impact on Inclined Surfaces with Acoustic Waves
Sign Up to like & getrecommendations! Published in 2020 at "Langmuir"
DOI: 10.1021/acs.langmuir.0c01628
Abstract: Droplet impact on arbitrary inclined surfaces is of great interest for applications such as antifreezing, self-cleaning, and anti-infection. Research has been focused on texturing the surfaces to alter the contact time and rebouncing angle upon… read more here.
Keywords: inclined surfaces; droplet; impact; acoustic waves ... See more keywords
Role of Nanoparticles in Nanofluid Droplet Impact on Solid Surfaces
Sign Up to like & getrecommendations! Published in 2022 at "Langmuir"
DOI: 10.1021/acs.langmuir.2c02578
Abstract: Splashing of a liquid droplet onto a substrate, while ubiquitous, sits at the intersection of several key fluid mechanical regions. Typically, this problem is often simplified to the transition between spreading and splashing, even for… read more here.
Keywords: nanoparticles nanofluid; solid surfaces; droplet impact; nanofluid droplet ... See more keywords