Scanned chemical enhancement of surface-enhanced Raman scattering using a charge-transfer complex

Wei Ji; Xiangxin Xue; Weidong Ruan; Chunxu Wang; Nan Ji; Lei Chen; Zhishi Li; Wei Song; Bing Zhao; John R. Lombardi

doi:10.1039/C0CC03697H

Scanned chemical enhancement of surface-enhanced Raman scattering using a charge-transfer complex†‡

Wei Ji,^a Xiangxin Xue,^a Weidong Ruan,^a Chunxu Wang,^a Nan Ji,^a Lei Chen,^a Zhishi Li,^a Wei Song,^a Bing Zhao*^a and John R. Lombardi*^b

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^a State Key Laboratory of Supramolecular Structure and Materials, Jilin University, Changchun, P. R. China
E-mail: zhaob@mail.jlu.edu.cn
Fax: +86 431 8519 3421
Tel: +86 431 8516 8473

^b Department of Chemistry, The City College of New York, New York, USA
E-mail: lombardi@sci.ccny.cuny.edu
Fax: +1 212 650 6848
Tel: +1 212 650 6032

Abstract

We have fabricated a charge-transfer system using the self-assembly method. We find the nontotally symmetric b₂ modes are selectively enhanced in SERS spectroscopy and represent a laser wavelength-dependent property.

This article is part of the themed collection: Surface Enhanced Raman Spectroscopy

Chemical Communications

Scanned chemical enhancement of surface-enhanced Raman scattering using a charge-transfer complex†‡

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Scanned chemical enhancement of surface-enhanced Raman scattering using a charge-transfer complex

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