Impact of solutal Marangoni convection on oil recovery during chemical flooding
Sign Up to like & getrecommendations! Published in 2020 at "Petroleum Science"
DOI: 10.1007/s12182-020-00451-z
Abstract: In this study, the impacts of solutal Marangoni phenomenon on multiphase flow in static and micromodel geometries have experimentally been studied and the interactions between oil droplet and two different alkaline solutions (i.e. MgSO 4… read more here.
Keywords: marangoni convection; impact solutal; solutal marangoni; marangoni ... See more keywords
Numerical investigation of wafer drying induced by the thermal Marangoni effect
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2018.11.149
Abstract: Abstract Marangoni drying induced by organic vapor is an important process in integrated circuit manufacturing to obtain an ultra-clean surface, but its application is limited by the utilization of flammable vapor. Thermal Marangoni drying induced… read more here.
Keywords: water; drying induced; marangoni drying; thermal marangoni ... See more keywords
Influence of substrate temperature on Marangoni convection instabilities in a sessile droplet evaporating at constant contact line mode
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2018.11.155
Abstract: Abstract Marangoni instabilities of a sessile droplet of 0.65 cSt silicone oil evaporating at constant contact line mode are experimentally investigated in a wide range of the substrate temperatures (Tw) from those lower than room temperature… read more here.
Keywords: convection; contact; droplet; marangoni convection ... See more keywords
Oscillatory circulation inside evaporating methanol–water drops
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Multiphase Flow"
DOI: 10.1016/j.ijmultiphaseflow.2018.02.006
Abstract: Abstract The circulation inside various evaporating methanol – water drops in an inert and quiescent environment, is studied. The circulation is visualized using laser. An oscillatory internal circulation resulting from the opposing effects of thermal… read more here.
Keywords: methanol water; convection; water drops; marangoni ... See more keywords
Marangoni-driven film climbing on a draining pre-wetted film
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2019.1071
Abstract: Marangoni flow is the motion induced by a surface tension gradient along a fluid–fluid interface. In this study, we report a Marangoni flow generated when a bath of surfactant contacts a pre-wetted film of deionized… read more here.
Keywords: pre wetted; gravitational drainage; wetted film; film ... See more keywords
Phase coexistence in a monolayer of active particles induced by Marangoni flows.
Sign Up to like & getrecommendations! Published in 2018 at "Soft matter"
DOI: 10.1039/c8sm00688a
Abstract: Thermally or chemically active colloids generate thermodynamic gradients in the solution in which they are immersed and thereby induce hydrodynamic flows that affect their dynamical evolution. Here we study a mean-field model for the many-body… read more here.
Keywords: phase; active particles; induced marangoni; coexistence ... See more keywords
Thermal Marangoni trapping driven by laser absorption in evaporating droplets for particle deposition.
Sign Up to like & getrecommendations! Published in 2022 at "Soft matter"
DOI: 10.1039/d2sm01019d
Abstract: Controlling the deposition of particles is of great importance in many applications. In this work, we study particle deposition driven by Marangoni flows, triggered by laser absorption inside an evaporating droplet. When the laser is… read more here.
Keywords: laser absorption; deposition; particle deposition; marangoni flows ... See more keywords
Chlorine dioxide-induced and Congo red-inhibited Marangoni effect on the chlorite-trithionate reaction front.
Sign Up to like & getrecommendations! Published in 2017 at "Chaos"
DOI: 10.1063/1.5001822
Abstract: Hydrodynamic flows can exert multiple effects on an exothermal autocatalytic reaction, such as buoyancy and the Marangoni convection, which can change the structure and velocity of chemical waves. Here we report that in the chlorite-trithionate… read more here.
Keywords: chlorine dioxide; marangoni; reaction; convection ... See more keywords
Drag on a spherical particle at the air–liquid interface: Interplay between compressibility, Marangoni flow, and surface viscosities
Sign Up to like & getrecommendations! Published in 2021 at "Physics of Fluids"
DOI: 10.1063/5.0050936
Abstract: We investigate the flow of viscous interfaces carrying an insoluble surface active material, using numerical methods to shed light on the complex interplay between Marangoni stresses, compressibility, and surface shear and dilatational viscosities. We find… read more here.
Keywords: surface; compressibility; particle; interface ... See more keywords
Circulating Marangoni flows within droplets in smectic films.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review. E"
DOI: 10.1103/physreve.106.055105
Abstract: We present a theoretical study and numerical simulation of Marangoni convection within ellipsoidal isotropic droplets embedded in free-standing smectic films (FSSFs). The thermocapillary flows are analyzed for both isotropic droplets spontaneously formed in FSSF overheated… read more here.
Keywords: convection; flows within; smectic films; surface ... See more keywords
Gravitational settling of active droplets.
Sign Up to like & getrecommendations! Published in 2023 at "Physical review. E"
DOI: 10.1103/physreve.107.024608
Abstract: The gravitational settling of oil droplets solubilizing in an aqueous micellar solution contained in a capillary channel is investigated. The motion of these active droplets reflects a competition between gravitational and Marangoni forces, the latter… read more here.
Keywords: gravitational settling; droplet; settling active; motion ... See more keywords