We experimentally demonstrate the pushing of gold nanoparticles by surface plasmon polaritons (SPPs). 2-D FDTD simulations indicate considerably enhanced optical forces due to SPPs and gold particle-film interaction, in comparison to total internal reflection illumination.
© 2009 The Optical Society
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.7010) Lasers and laser optics : Laser trapping
(250.0250) Optoelectronics : Optoelectronics
(250.5403) Optoelectronics : Plasmonics
K. Wang, E. Schonbrun, and K. B. Crozier, "Surface Plasmon Enhanced Optical Force on Gold Nanoparticles," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper IFC3.
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