Light can now be used to raise a wing-shaped refractive object, in a technique analogous to aerodynamic lift. Grover Swartzlander from the Rochester Institute of Technology in the USA told Nature Photonics how his team achieved optical lift using a uniform collimated beam of light.
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Won, R. Light-driven take-off. Nature Photon 5, 64 (2011). https://doi.org/10.1038/nphoton.2010.303
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DOI: https://doi.org/10.1038/nphoton.2010.303