Figure 3: Optoelectrofluidic trapping and manipulation of nanowires and nanotubes. (a) Separation of metal nanowires from semiconducting nanowires based on their different dielectric characteristics (adapted by permission from Jamshidi et al. [48], Copyright Macmillan Publishers Ltd. 2008). (b) Trapping of carbon nanotubes using optically induced dielectrophoresis and their electrostatic repulsion (adapted with permission from Pauzauskie et al. [49], Copyright 2009, American Institute of Physics).