Reconfigurable Plasmofluidic Lenses Yongmin Liu, 1,2 Chenglong Zhao, - - PowerPoint PPT Presentation

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Oct 25, 2022 458 likes •578 views

Reconfigurable Plasmofluidic Lenses Yongmin Liu, 1,2 Chenglong Zhao, 3 Yanhui Zhao, 3 Nicholas Fang 4 and Tony Jun Huang 3 1 Department of Mechanical and Industrial Engineering, Northeastern University 2 Department of Electrical and Computer

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Reconfigurable Plasmofluidic Lenses

Yongmin Liu, 1,2 Chenglong Zhao,3 Yanhui Zhao,3 Nicholas Fang 4 and Tony Jun Huang3

1Department of Mechanical and Industrial Engineering, Northeastern University 2Department of Electrical and Computer Engineering, Northeastern University 3Department of Engineering Science and Mechanics, Penn State University, 4Department of Mechanical Engineering, Massachusetts Institute of Technology

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Photonics: high speed, but limited in size due to the diffraction limit

modulator source filter waveguide splitter lens

Electronics: high packing density, but limited in speed

M. L. Brongersma and V. M. Shalaev, Science 328, 440 (2010)

Plasmonics: Bridging Nanoelectronics and Photonics

SLIDE 3

Various Plasmonic Devices

plasmonic source plasmonic lens plasmonic bend

Y. M. Liu et al., Nano Lett. 12, 4853 (2012)
T. Zentgraf*, Y. M. Liu* et al., Nature Nanotech. 6, 151 (2011)

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Tunable Plasmonic Devices

Combining plasmonics with microfluidics enables reconfigurable plasmofluidic devices for multiple functionalities

Nature Photonics 3, 55 (2009); Nano Lett. 9, 897 (2009); Nature Photonics, 4, 107 (2010)

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Reconfigurable Plasmofuidic Lenses

10 m

C. L. Zhao*, Y. M. Liu* et al., Nature Comm. 2305 (2013)

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Functions of the Plasmofuidic Lens

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Divergence of SPPs

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20 m

Focusing and Collimation of SPPs

C. L. Zhao*, Y. M. Liu* et al., Nature Comm. 2305 (2013)

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Non-spherical Surface Bubbles

Polystyrene bead

SLIDE 10