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. 2020 Oct 28;4(4):041504. doi: 10.1063/5.0026953

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© 2020 Author(s).

2473-2877/2020/4(4)/041504/14

All article content, except where otherwise noted, is licensed under a Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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FIG. 4. — Schematics of the stress field generated by pushers. (a) A pusher with the given orientation helps the wall movement, and thus the shear viscosity is decreased. (b) Normal stress appears when orientation of pushers is anisotropic.