Abstract

We propose a novel Au-Si Schottky-type photodetector with a multi-slit grating inducing surface plasmon polaritons and demonstrate that the detector can operate at a 1.55-μm wavelength at which light is scarcely absorbed in Si.

Keywords:
Photodetector Surface plasmon polariton Optoelectronics Polariton Schottky diode Materials science Surface plasmon Grating Plasmon Schottky barrier Detector Optics Wavelength Physics

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Topics

Plasmonic and Surface Plasmon Research
Physical Sciences →  Engineering →  Biomedical Engineering
Optical Coatings and Gratings
Physical Sciences →  Materials Science →  Surfaces, Coatings and Films
Photonic and Optical Devices
Physical Sciences →  Engineering →  Electrical and Electronic Engineering

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