Beilstein J. Nanotechnol.2012,3, 163–171, doi:10.3762/bjnano.3.16
multicellular organisms, generation of a fluid flow above a surface is crucial for transporting an ovum in the Fallopian tubes, or for moving mucus in the respiratory tract, to name just two examples found in humans. Motion of fluid is also vital for embryonic development in vertebrates as directed flow
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Figure 1:
The artificial cilium is made of superparamagnetic beads. An external magnetic field is used to act...