Issue 79, 2013
From the journal:

Chemical Communications

Enhanced Raman signals from switchable nanoparticle probes†

Phyllis F. Xu,a   Ju Hun Lee,b   Ke Ma,b   Chulmin Choi,c   Sungho Jin,a   Joseph Wanga  and  Jennifer N. Cha*b  

* Corresponding authors

a Department of Nanoengineering and Materials Science Program, University of California-San Diego, 9500 Gilman Drive, La Jolla, CA 92093, USA

b Department of Chemical and Biological Engineering, University of Colorado at Boulder, 3415 Colorado Avenue, 596 UCB, Boulder, CO 80303, USA
E-mail: jennifer.cha@colorado.edu
Tel: +1-303-735-6735

c Department of Mechanical and Aerospace Engineering, University of California-San Diego, 9500 Gilman Drive, La Jolla, CA 92093, USA

Abstract

We demonstrate here a DNA-based conformationally switchable nanodumbell structure that modulates the interparticle distance between two gold–silver core–shell nanoparticles to induce significant changes in the SERS signal.

Graphical abstract: Enhanced Raman signals from switchable nanoparticle probes

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Article information

DOI
https://doi.org/10.1039/C3CC44781B
Article type
Communication
Submitted
25 Jun 2013
Accepted
08 Aug 2013
First published
08 Aug 2013

Chem. Commun., 2013,49, 8994-8996

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Enhanced Raman signals from switchable nanoparticle probes

P. F. Xu, J. H. Lee, K. Ma, C. Choi, S. Jin, J. Wang and J. N. Cha, Chem. Commun., 2013, 49, 8994 DOI: 10.1039/C3CC44781B

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