Photo-controllable contact angle hysteresis on an artificial Azo-IPN petal
Sign Up to like & getrecommendations! Published in 2018 at "Materials Letters"
DOI: 10.1016/j.matlet.2018.02.073
Abstract: Abstract This paper presents a biomimetic rose petal whose contact angle hysteresis can be reversibly tuned by photo-illumination. With azobenzene interpenetrating polymer network, the micron- and nano-scale surface structure of a rose petal was duplicated.… read more here.
Keywords: contact angle; contact; angle hysteresis; rose petal ... See more keywords
Thermodynamically consistent phase-field modelling of contact angle hysteresis
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2020.465
Abstract: Abstract In the phase-field description of moving contact line problems, the two-phase system can be described by free energies, and the constitutive relations can be derived based on the assumption of energy dissipation. In this… read more here.
Keywords: phase; contact line; angle hysteresis; energy ... See more keywords
Effective boundary conditions for dynamic contact angle hysteresis on chemically inhomogeneous surfaces
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2022.33
Abstract: Abstract Recent experiments (Guan et al., Phys. Rev. Lett., vol. 116, issue 6, 2016a, p. 066102; Guan et al., Phys. Rev. E, vol. 94, issue 4, 2016b, p. 042802) showed many interesting phenomena on dynamic… read more here.
Keywords: dynamic contact; contact angle; angle hysteresis; inhomogeneous surfaces ... See more keywords
Simulation of droplet dynamics in an inclined channel considering contact angle hysteresis using the cascade lattice Boltzmann method
Sign Up to like & getrecommendations! Published in 2024 at "Physics of Fluids"
DOI: 10.1063/5.0185681
Abstract: Modeling droplet dynamics on solid surfaces with rough or chemically heterogeneous walls is crucial in various industrial applications. In such cases, the downstream and upstream contact lines of the droplet usually move incongruously, leading to… read more here.
Keywords: droplet dynamics; contact angle; angle hysteresis; droplet ... See more keywords
Contact-angle hysteresis provides resistance to drainage of liquid-infused surfaces in turbulent flows
Sign Up to like & getrecommendations! Published in 2024 at "Physical Review Fluids"
DOI: 10.1103/physrevfluids.9.054002
Abstract: Lubricated textured surfaces immersed in liquid flows offer tremendous potential for reducing fluid drag, enhancing heat and mass transfer, and preventing fouling. According to current design rules, the lubricant must chemically match the surface to… read more here.
Keywords: liquid; turbulent flows; drainage; contact angle ... See more keywords
Dropwise condensation on solid hydrophilic surfaces
Sign Up to like & getrecommendations! Published in 2020 at "Science Advances"
DOI: 10.1126/sciadv.aax0746
Abstract: Hydrophilic solid surfaces having low contact angle hysteresis can induce stable dropwise condensation. Droplet nucleation and condensation are ubiquitous phenomena in nature and industry. Over the past century, research has shown dropwise condensation heat transfer… read more here.
Keywords: angle hysteresis; contact angle; dropwise condensation; solid hydrophilic ... See more keywords