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Title:LIGHT TORQUED NANOMOTORS IN A STANDING WAVE
DOI No:10.1142/9789812701879_0030
Source:CLUSTERS AND NANO-ASSEMBLIES (pp 257-263)
Author(s):KEITH BONIN
Department of Physics, Wake Forest University, Winston-Salem, NC 27109, USA

ANDREW SHELTON
Department of Physics, Wake Forest University, Winston-Salem, NC 27109, USA

BAKHIT KOURMAN
Department of Physics, Wake Forest University, Winston-Salem, NC 27109, USA

THAD WALKER
Department of Physics, University of Wisconsin, Madison, WI 53706, USA

Abstract:Light torques that use polarization are a novel and important way to control nanoparticles and to produce nanomotors. We briefly summarize results from previous experiments, where we applied light torques to glass nanorods in a single-beam optical trap, and we give a preliminary report on new experiments to apply torques using a dual-beam standing wave trap. A standing wave trap will enable us to study the effect of a nearby surface on the behavior of a rotating nanorod. Such investigations will help us to model and understand nanorheological phenomena that could be important factors in nanofluidics in both biological and inorganic systems.
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