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- W2906222570 abstract "We consider experimentally the viscous fingering problem wherein a silicone oil displaces a Carbopol gel in a rectangular Hele-Shaw cell. Unlike traditional cases, the displacing fluid perfectly wets the walls of the Hele-Shaw cell. While the silicone oil used is a Newtonian fluid (with a small viscosity), the Carbopol gel employed is a non-Newtonian fluid (with a large viscosity), which exhibits an interesting range of complex rheology such as yield stress, shear-thinning and weakly-elastic behaviours. We demonstrate that non-Newtonian effects together with wettability conditions exert a significant impact on fingering patterns, which we describe through a detailed comparison between wetting displacements (oil-Carbopol) and non-wetting displacements (air-Carbopol). We analyze the flow from various perspectives, using the relevant dimensionless groups, including the capillary number (Ca), the Bingham number (Bn), the Weissenberg number (Wi), Weber number (We), the channel aspect ratio (δ), and the shear-thinning power-law index (n). We succeed in classifying four main flow regimes versus these dimensionless groups: a capillary regime, a yield stress regime, a viscous regime and an elasto-inertial regime. The capillary regime, observed at very low velocities, is a unique regime which appears due to an interplay between yield stress and interfacial tension effects. In this regime, the finger width is nearly equal to the cell width. The other flow regimes are observed in both wetting and non-wetting displacements, but with certain critical differences that are made clear in the paper." @default.
- W2906222570 created "2019-01-01" @default.
- W2906222570 creator A5077760340 @default.
- W2906222570 creator A5081500294 @default.
- W2906222570 date "2019-02-01" @default.
- W2906222570 modified "2023-10-06" @default.
- W2906222570 title "Viscous fingering of yield stress fluids: The effects of wettability" @default.
- W2906222570 cites W1843479291 @default.
- W2906222570 cites W1967193017 @default.
- W2906222570 cites W1969185021 @default.
- W2906222570 cites W1969653447 @default.
- W2906222570 cites W1970224556 @default.
- W2906222570 cites W1971375609 @default.
- W2906222570 cites W1972718147 @default.
- W2906222570 cites W1973810636 @default.
- W2906222570 cites W1978804902 @default.
- W2906222570 cites W1981101297 @default.
- W2906222570 cites W1981802603 @default.
- W2906222570 cites W1983673848 @default.
- W2906222570 cites W1984437679 @default.
- W2906222570 cites W1984554731 @default.
- W2906222570 cites W1985101874 @default.
- W2906222570 cites W1985396160 @default.
- W2906222570 cites W1988236363 @default.
- W2906222570 cites W1990861581 @default.
- W2906222570 cites W1991305369 @default.
- W2906222570 cites W1993311670 @default.
- W2906222570 cites W2000683373 @default.
- W2906222570 cites W2001399703 @default.
- W2906222570 cites W2001589075 @default.
- W2906222570 cites W2001820561 @default.
- W2906222570 cites W2002122852 @default.
- W2906222570 cites W2003741903 @default.
- W2906222570 cites W2003845372 @default.
- W2906222570 cites W2009376584 @default.
- W2906222570 cites W2009418957 @default.
- W2906222570 cites W2009874439 @default.
- W2906222570 cites W2012308776 @default.
- W2906222570 cites W2012939980 @default.
- W2906222570 cites W2014264692 @default.
- W2906222570 cites W2017832239 @default.
- W2906222570 cites W2019712240 @default.
- W2906222570 cites W2019820251 @default.
- W2906222570 cites W2020061851 @default.
- W2906222570 cites W2020313212 @default.
- W2906222570 cites W2020958834 @default.
- W2906222570 cites W2027884928 @default.
- W2906222570 cites W2030866136 @default.
- W2906222570 cites W2037065221 @default.
- W2906222570 cites W2041240823 @default.
- W2906222570 cites W2050510822 @default.
- W2906222570 cites W2056916726 @default.
- W2906222570 cites W2057039379 @default.
- W2906222570 cites W2057128175 @default.
- W2906222570 cites W2065882542 @default.
- W2906222570 cites W2066790369 @default.
- W2906222570 cites W2067737556 @default.
- W2906222570 cites W2070699938 @default.
- W2906222570 cites W2074724033 @default.
- W2906222570 cites W2079220615 @default.
- W2906222570 cites W2080012268 @default.
- W2906222570 cites W2080399037 @default.
- W2906222570 cites W2080644329 @default.
- W2906222570 cites W2081149480 @default.
- W2906222570 cites W2082805277 @default.
- W2906222570 cites W2083355744 @default.
- W2906222570 cites W2087284430 @default.
- W2906222570 cites W2087705895 @default.
- W2906222570 cites W2094704878 @default.
- W2906222570 cites W2094753651 @default.
- W2906222570 cites W2095328840 @default.
- W2906222570 cites W2098339421 @default.
- W2906222570 cites W2103252720 @default.
- W2906222570 cites W2113262240 @default.
- W2906222570 cites W2114700481 @default.
- W2906222570 cites W2124607906 @default.
- W2906222570 cites W2124759277 @default.
- W2906222570 cites W2128255077 @default.
- W2906222570 cites W2130218657 @default.
- W2906222570 cites W2130696974 @default.
- W2906222570 cites W2132181431 @default.
- W2906222570 cites W2135793091 @default.
- W2906222570 cites W2141992101 @default.
- W2906222570 cites W2147031778 @default.
- W2906222570 cites W2151838369 @default.
- W2906222570 cites W2152646902 @default.
- W2906222570 cites W2153117985 @default.
- W2906222570 cites W2155173054 @default.
- W2906222570 cites W2155788949 @default.
- W2906222570 cites W2161192603 @default.
- W2906222570 cites W2161265995 @default.
- W2906222570 cites W2166333041 @default.
- W2906222570 cites W2166471877 @default.
- W2906222570 cites W2218684725 @default.
- W2906222570 cites W2263446524 @default.
- W2906222570 cites W2316782153 @default.
- W2906222570 cites W2319094896 @default.
- W2906222570 cites W2319780404 @default.