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SERS Study of Eriochrome Black T Using the Silver Mirror Substrates

Silver Mirror Substrate를 이용한 Eriochrome Black T의 SERS 연구

  • Lee, Chul-Jae (School of Chemical Industry, Yeungnam College of Science & Technology) ;
  • Jung, Maeng-Joon (Department of Chemical Engineering, Kyungpook National University) ;
  • Kim, Dong-Yeub (School of Chemical Industry, Yeungnam College of Science & Technology)
  • 이철재 (영남이공대학 화장품.화공학부) ;
  • 정맹준 (경북대학교 나노소재공학부) ;
  • 김동엽 (영남이공대학 화장품.화공학부)
  • Received : 2010.07.23
  • Accepted : 2011.02.18
  • Published : 2011.02.28

Abstract

In this study, the experiments for surface enhancement of silver mirror substrates were done, where we checked the characteristics of silver mirror substrate made by Tollen's method. The surface enhancement of Eriochrome Black T(EBT) was analyzed by silver mirror substrates. We observed the SERS spectra of EBT. The assignments of the vibrational bands shown in SERS spectra are given based on both literature and the semi-empirical calculations at the PM3 methods. Finally, we deduced that the adsorption orientation of EBT was little tilted perpendicular to the silver mirror surfaces by using of the surface selection rules.

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