Structural evaluation of 6-(10-mercaptodecoxyl) quinoline self-assembled monolayer on gold by reflectance absorption infrared spectroscopy

Hao-Li Zhang, Hua Zhang, Jin Zhang, Hu-Lin Li, Zhong-Fan Liu

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

4 Citations (Scopus)

Abstract

Self-assembled monolayer (SAM) of 6-(10-mercaptodecaoxyl)quinoline (MDQ) on gold was characterized by reflectance absorption infrared spectroscopy (RA-IR). The molecular orientation of MDQ in the SAM was totally evaluated by comparing the RA-IR spectrum of the SAM with a transmission spectrum of a KBr pellet. It was found that the alkyl chain exhibit a tilting angle of 24±5° and a twisting angle of 50±5°. The results suggested that the quinoline moieties in the SAM form an order layer upon the hydrocarbon chain and do not disturb the packing of the alkyl chains obviously. ©1999 Elsevier Science S.A. All rights reserved.
Original languageEnglish
Pages (from-to)187-190
JournalMaterials Science and Engineering C
Volume8-9
DOIs
Publication statusPublished - 1 Dec 1999
Externally publishedYes

Research Keywords

  • Quinoline derivative
  • Reflectance absorption infrared spectroscopy (RA-IR)
  • Self-assembled monolayer (SAM)

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