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Conferences > BODA > 2019 > DW2B > DW2B.3
  • Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP)
  • OSA Technical Digest (Optica Publishing Group, 2019),
  • paper DW2B.3
  • •https://doi.org/10.1364/BODA.2019.DW2B.3

Gold-Silver Alloy Nanodisk Array for Smartphone Colorimetric Biosensing

Ibrahim Misbah and Wei-Chuan Shih

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Abstract

Plasmonic hybridization in a gold-silver alloy nanodisks array results in a pair of high and low energy LSPR modes. This high energy mode is applied for colorimetric detection of sub-nM and sub-monolayer biotin-streptavidin surface binding using a smartphone camera.

© 2019 The Author(s)

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