Spatially Selective Optical Tuning of Quantum Dot Thin Film Luminescence

Jixin Chen, Yang-Hsiang Chan, Tinglu Yang, Stacey E. Wark, Dong Hee Son and James D. Batteas*
Department of Chemistry, Texas A&M University, P.O. Box 30012, College Station, Texas 77842-3012
J. Am. Chem. Soc., 2009, 131 (51), pp 18204–18205
DOI: 10.1021/ja906837s
Publication Date (Web): December 3, 2009
Copyright © 2009 American Chemical Society

Abstract

Abstract Image

Photolithographically generated patterns have been created on immobilized CdSe QD thin films by fine-tuning their optical properties (intensity and emission wavelength) postsynthetically. These optically modified QDs show enhanced selectivity for binding of different ligands, affording the ability to fabricate optically reconfigurable surfaces for display or sensing applications. The patterns may be readily generated with any typical optical lithographic approach.

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This article has been cited by 3 ACS Journal articles (3 most recent appear below).

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    Ultrasensitive Copper(II) Detection Using Plasmon-Enhanced and Photo-Brightened Luminescence of CdSe Quantum Dots

    Yang-Hsiang Chan, Jixin Chen, Qingsheng Liu, Stacey E. Wark, Dong Hee Son and James D. Batteas
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    • Ultrasensitive Copper(II) Detection Using Plasmon-Enhanced and Photo-Brightened Luminescence of CdSe Quantum Dots

      Yang-Hsiang Chan, Jixin Chen, Qingsheng Liu, Stacey E. Wark, Dong Hee Son and James D. Batteas
      Analytical Chemistry2010 82 (9), 3671-3678

      Here, we present a simple platform for the use of the enhanced emission of 16-mercaptohexadecanoic acid (16-MHA) capped CdSe quantum dots (QDs) as a probe for ultrasensitive copper(II) detection. In this study, the photoluminescence (PL) of the QDs was ...

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History

  • Published In Issue December 30, 2009
  • Article ASAPDecember 03, 2009
  • Received: August 25, 2009

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