Ultra sensitive surface-enhanced raman scattering detection using uniform sub-5 nm gap optical antennas

Tae Joon Seok, Michael Eggleston, Amit Lakhani, Myung-Ki Kim, Ming C. Wu

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Arch-dipole optical antennas with uniform 5nm gaps have been fabricated on Si substrate using deep-UV "spacer" lithography. Strong surface-enhanced Raman scattering (SERS) signals with an enhancement factor of 1.1×108 have been measured.

Original languageEnglish
Title of host publicationQuantum Electronics and Laser Science Conference, QELS 2012
Publication statusPublished - 2012 Dec 1
Externally publishedYes
EventQuantum Electronics and Laser Science Conference, QELS 2012 - San Jose, CA, United States
Duration: 2012 May 62012 May 11

Publication series

NameOptics InfoBase Conference Papers
ISSN (Electronic)2162-2701

Other

OtherQuantum Electronics and Laser Science Conference, QELS 2012
CountryUnited States
CitySan Jose, CA
Period12/5/612/5/11

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ASJC Scopus subject areas

  • Instrumentation
  • Atomic and Molecular Physics, and Optics

Cite this

Seok, T. J., Eggleston, M., Lakhani, A., Kim, M-K., & Wu, M. C. (2012). Ultra sensitive surface-enhanced raman scattering detection using uniform sub-5 nm gap optical antennas. In Quantum Electronics and Laser Science Conference, QELS 2012 (Optics InfoBase Conference Papers).