RF sensor-based tracking of nanoparticle’s morphological and relative arrangement variations

Annesha Mazumder, Tapan K. Sau, Syed Azeemuddin, Prabhakar Bhimalapuran

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

This article explores the feasibility of utilizing an interdigitated capacitor (IDC) based RF sensor for studying nanoparticle properties. The parameters include their size, shape, thickness, and relative arrangement in aqueous media. The analysis is carried out using the CAD tool high frequency structure simulator (HFSS). We study the variation in properties of spherical, cubical, disc-shaped, and polyhedral gold nanoparticles. The change in the resonance frequency, resonance amplitude, and − 3 dB bandwidth is analyzed for each case. The findings show that the change in the IDC-based RF sensor’s resonance characteristics can be used to track the variations in morphology and arrangements of gold nanoparticles.

Original languageEnglish (US)
Article number66
JournalMicrofluidics and Nanofluidics
Volume26
Issue number9
DOIs
StatePublished - Sep 2022

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Materials Chemistry

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