Kim Laboratory

Infrared Optics of Nanostructures

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Infrared/Terahertz Reconfigurable Metasurfaces

 

Two-dimensional arrays of optical antennas with subwavelength dimensions are called ‘Metasurfaces’. It provides spatially-varying optical phase, amplitude, and polarization which can mold the wavefront of light. IR/THz metasurfaces are beneficial for making chemical and biomedical sensing devices, security screening devices, energy harvesting devices, and many others. My research is focused on new IR/THz metasurface elements and its application with active materials in free space or integrated nanophotonic devices. This research includes full-wave simulation (FDTD), nanofabrication, and IR/THz spectroscopy measurement.

 

Flat Optics

FlatOptics

 

 

 

Integrated Photonics

 

Integrated_Photonics