Paper
25 September 2014 Surface plasmon enhanced optoelectronics
Author Affiliations +
Proceedings Volume 9288, Photonics North 2014; 928819 (2014) https://doi.org/10.1117/12.2081400
Event: Photonics North 2014, 2014, Montréal, Canada
Abstract
Metallic nanostructures can be designed to operate effectively as a coupling structure for incident beams to surface plasmon polaritons (SPPs). On a semiconductor, metal nanostructures can act simultaneously as a device electrode while ensuring strong optical field overlap with the active region. Additionally, SPP fields can be confined to sub-wavelength dimensions and significantly enhanced relative to the exciting field. These features are very attractive for nano-scale optoelectronic devices such as photodetectors as the excitation of SPPs alters conventional trade-offs between responsivity and speed respectively. This is due to the facts that sub-wavelength confinement enables the active region to be shrunk to nano-scale dimensions yet good optoelectronic performance can be maintained due to the SPP field enhancement. In this paper we discuss recent progress on surface plasmon enhanced photodetectors.
© (2014) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Pierre Berini "Surface plasmon enhanced optoelectronics", Proc. SPIE 9288, Photonics North 2014, 928819 (25 September 2014); https://doi.org/10.1117/12.2081400
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KEYWORDS
Metals

Photodetectors

Sensors

Waveguides

Semiconductors

Dielectrics

Surface plasmons

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