Author(s): Jinsheng Lu, Hangbo Yang, Lina Zhou, Yuanqing Yang, Si Luo, Qiang Li, and Min Qiu
Two forces coming from a light beam—one based on momentum transfer, the other on thermal effects—force a tiny gold plate to move in opposite directions.

[Phys. Rev. Lett. 118, 043601] Published Mon Jan 23, 2017