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Lattice Boltzmann study of droplet motion inside a grooved channel
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10.1063/1.3077800
/content/aip/journal/pof2/21/2/10.1063/1.3077800
http://aip.metastore.ingenta.com/content/aip/journal/pof2/21/2/10.1063/1.3077800

Figures

Image of FIG. 1.
FIG. 1.

Transition points at the intersections of two orthogonal walls.

Image of FIG. 2.
FIG. 2.

Static contact angle validation cases.

Image of FIG. 3.
FIG. 3.

Illustration of the initial condition.

Image of FIG. 4.
FIG. 4.

Comparison of the average liquid velocity under different surface tensions.

Image of FIG. 5.
FIG. 5.

Comparison of snapshots of the liquid positions and configurations every steps under different surface tensions.

Image of FIG. 6.
FIG. 6.

Comparison of the average liquid velocity under different wettabilities of the lower wall.

Image of FIG. 7.
FIG. 7.

Comparison of snapshots of the liquid positions and configurations at time step under different wettability of the lower wall.

Image of FIG. 8.
FIG. 8.

Enlarged view of local and apparent contact angles at time step for .

Image of FIG. 9.
FIG. 9.

Comparison of the average liquid velocity under different forces for the hydrophilic , neutral wetting and hydrophobic cases .

Image of FIG. 10.
FIG. 10.

Advancing interfaces at , 1, 1.5, 2, 2.5, 3, 3.5, and 4 for (upper row) and 90° (lower row).

Image of FIG. 11.
FIG. 11.

Comparison of the average liquid velocity under different density ratios for and 105°.

Image of FIG. 12.
FIG. 12.

Interface positions at under different density ratios .

Image of FIG. 13.
FIG. 13.

Comparison of the average liquid velocity under different groove geometries for the neutral wetting and hydrophobic cases .

Image of FIG. 14.
FIG. 14.

Comparison of snapshots of the liquid positions and configurations every steps under different groove width and depth for .

Image of FIG. 15.
FIG. 15.

Comparison of the average liquid velocity under different groove geometries for the hydrophilic case.

Image of FIG. 16.
FIG. 16.

Advancing interfaces at , 2.5,3, and 3.5, below and beyond the critical contact angle.

Image of FIG. 17.
FIG. 17.

Advancing interface positions at , 2.5, 3, and 3.5 below and beyond the critical groove width.

Image of FIG. 18.
FIG. 18.

Advancing interface positions at , 2.5, 3, and 3.5 below and beyond the critical groove depth.

Image of FIG. 19.
FIG. 19.

Contour of velocity component at for in critical groove depth study.

Image of FIG. 20.
FIG. 20.

Flow field at with , , and a horizontal body force in the study of effects of different body forces.

Tables

Generic image for table
Table I.

Common parameters for most simulations.

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/content/aip/journal/pof2/21/2/10.1063/1.3077800
2009-02-12
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Lattice Boltzmann study of droplet motion inside a grooved channel
http://aip.metastore.ingenta.com/content/aip/journal/pof2/21/2/10.1063/1.3077800
10.1063/1.3077800
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